Best Smallest ATX Cases

If you’re looking for the smallest ATX cases that are still powerful enough to play the latest games, then this list is for you. This post will cover some of the best small ATX cases in 2021. These are great if you have limited desk space or want to build a compact gaming machine with less expensive parts.

At a Glance:

You must be thinking about how many sizes for compact PC cases? Actually, there are four major types of PC cases. The smallest ATX case can provide the same functionality as compare to big size PC case. For the gamers who do have not enough space to set up pc cases on their desktop, we have a detailed blog post for the best compact atx case you can go for your following upcoming compact PC build and assembled a list of best choices.

After reading this blog post, you’ll know which ATX cases are worth buying and which ones should be avoided at all costs! If you want more information about each specific case, scroll down to the bottom of the page where I listed links to individual reviews for each one. You can also click on any of the images in this article because they link directly to Amazon product pages where these cases can be purchased online through their platform.

We have listed the best small ATX cases of 2021 that can accommodate any budget – from high-end to low-end builds with as little as one fan! If you are looking to build a small, compact PC for your living room or bedroom, check out this list of some of the best ATX cases on the market today. These small form factor cases are perfect for those who want a smaller, quieter, and more efficient system.

These small form factor cases feature:

1) Built-in power supply (fewer cables!)

2) Cooling options – both air cooling and water cooling

3) Compatibility with standard desktop components

4) A sleek design that looks great in any setting!

Recommendations for Best Smallest ATX Cases

AwardDesignPC CasesRetailer
Best Allrounder PC Case
Best PickFractal Design Meshify C
Check Price
Award Winner PC Case
Cooler Master MasterCase SL600M
Check Price
Best Cube Shape Case
Cooler Master HAF XB EVO
Check Price
Best slim ATX Case
Thermaltake Core G3
Check Price
Best High Airflow ATX Case
Corsair Crystal 460X RGB
Check Price
Best All-Rounder Case
Phanteks P300A Mesh
Check Price
Latest Small ATX Case
Staff PickLian Li O11-Dynamic-Mini
Check Price
Best Compact Small ATX Case<br>
Corsair Carbide Air 540
Check Price
Best Budget Small ATX Case
Budget PickNZXT H510 – CA-H510B
Check Price
Best Slim ATX Case
SilverStone ML08 Slim
Check Price

Fractal Design Meshify C

Best Pick
Fractal Design Meshify C
Fractal Design Meshify C

Brand: Fractal Design | Case Type: Mid-Tower |  Expansion slots : 7  | I/O: 2x USB 3.0 1x Headphone 1x Microphone | Material: Steel. Aluminum, Glass

Fractal Design’s not popular enough at initial. But due to its high quality. mid-range and surprising prices they instantly gain a reputation and became popular among the people, mostly among e-sports gaming players. The main key features of Fractal Design are aluminum front panel and asphalt sound features which attract many buyers in past. Mostly Fractal Design Meshify C has black color cases also they do not come along with tempered glass. You also have the choice of a solid side panel or a tempered glass side panel In easy words, they do not give fancy look to your PC. However, Fractal Design compact atx case is cheap and lightweight.

Wonder how this mini ATX case is performing? Well, This case can be a little noisier than its ancestors because of its infrastructure when you build a new custom PC with this Micro ATX case. This Case supports in total seven fans, out of which three can be placed on its front panel, one on the rear side and three fans can be placed on its top. There are also two built-in fans when you purchase a new case, one is places on the front end and the other on its rear side. This Fractal Design case can support mini-ATX, micro-ATX, and ATX motherboards

The best all-rounder pc case which is Mashify C is available in different variety of products, you can purchase it in white or black color. Its PSU is installed in the lower chamber which makes it separate the central area inside the chassis by a plastic PSU. The front end of this smallest ATX pc case by fractal Design is not smooth but the company has claimed that this design can help increase airflow. With its multiple features, this micro atx case also has a bad feature which is it does not support large size motherboards. If you have to install more than two fans you have to remove its drive cage.

In final words, this case has far enough very good features which are best for smallest ATX pc case with lesser price and it is best for those who are building mid-range PC. Overall, This PC case is a good option for budget PC.

Pros

Pros

  • Available in different colors
  • Beautiful Design
  • Decent look

Cons

  • Installing fans need drive cage removal.
  • No tempered glass

Cooler Master MasterCase SL600M

Cooler Master MasterCase SL600M
Cooler Master MasterCase SL600M

Brand: Cooler Master | Case Type: Mid-Tower |  Expansion slots: 7  | I/O: Silver, Black | Material: Steel. Aluminum, Glass

Cooler Master is one of the top companies when it terms of pc cases and Pc supply components. For a gamer, who is in a professional field of gaming, where he is looking for a outclass looking and smallest ATX case then Cooler Master MasterCase SL600M is perfect for them. This good-looking case has excellent features of keeping cool your PC environment. This premium case has all the premium features which an enthusiast PC demands. It has a combination of aluminum panel and tempered glass which give it a handsome look.

You must be thinking what are Cooler Master MasterCase SL600M features? Well, there are multiple specifications. The airflow system of this ATX case is outstanding which cools down your high-temperature CPUs. Its cooling fans have been set up in such a way that it does not make noise even at its full load. The exterior color is silver and the interior is black. On the top, it has one USB 3.1 type C port, two USB 3.0, and one 2.0 port along with a headphone and microphone jack. Award winner PC case MasterCase SL600M supports many types of motherboards including mini ITX and extended ATX. You can install in this mini ATX case up to eight 2.5 inches hard drives as well as two 3.5 inches. After input of hard drives, there would be left a lot of space where you can place graphic cars and CPU cooler.

This pc case motherboard has a slot for fans on the top and bottom instead of the front and rear side, normally you see this fan’s layout in most cases. You can install a maximum of two 140mm fans on the top and one of 200mm fans. On the bottom you can set up only 200mm fans, This MasterCase SL600M layout is so amazing that it gives best airflow system to all your PC component and maintain its cooling. It has a proximity sensor that is lightning up the USB ports, with this you can even install USB in the dark.

Overall, This smallest ATX case is the right for the small for factors PC/Computer but it is not suitable for professional gamers. You can use this micro ATX case in-home, in-office use, and gaming. You should also consider its normal than the mid-range price before purchasing it.

Pros

  • Minimum Noise
  • Beautiful Design
  • Lightning USB
  • Modular I/O design

Cons

  • Sensitive proximity sensor
  • Lack of PSU remote switch

Cooler Master HAF XB EVO

Cooler Master’s HAF XB EVO
Cooler Master’s HAF XB EVO

Brand: Cooler Master| Dimension: 13x 17.4x 16.7mm |  Expansion slots : 7  | Available Color: Black | Material: Steel. Polymer, and Mesh front bezel


Cooler Master’s HAF XB EVO ATX Box is another innovative small form factor PC case. This brand name comes in top in terms of best pc cases. Cooler Master HAF XB EVO is the smallest ATX PC case you can use for your household or in the office. This cool-looking case has excellent features of which a gamer would love. This case comes in black color which gives it an amazing look. It has a feature of the removable tray using this you can easily remove and install a motherboard. It can support Micro-ATX, ATX, and mini-ITX motherboards, and multiple graphics cards can be used.

The Casing material used in this case is steel, polymer, and mesh front bezel. The top panel of these compact atx cases can be easily removable which helps the user easily manage its component from the top panel. The dimension of this is 13x 17.4x 16.7mm inches which describe itself as the smallest ATX case. Cooler Masters HAF XB EVO has two fans that run at the speed of RPM. Its fan speed is quite good and water cooling ready that keep your pc component cool. But due to heavy cooling fans, you can feel a bit of noise from the fans, but you can control the noise using your own fan control. PSU intake airflow is also connected with a dust filter which does not allow dirty particles to come inside, it locks safely and does not slide in any other side like in other cases.

This case is in the best cube shape case you will likely see fewer such types of cube cases in the market. This cube shape also makes it separate small ATX cases from others. The material of this case is quite good enough but plastic stabs on the front end could be a break. This case is best for LAN gamers because of its small and cube shape case. You can also carry it from one place to another due to its small size.

Overall, Cooler Master’s HAF XB compact ATX case is a unique, adjustable, and long-lasting chassis. It really works completely in the case it was invented to satisfy consumer needs. It is a small form factor case Its price is also mid-range which a typical game easily afford.

Pros

  • 2 durable fans offer powerful airflow
  • Removable top and side panels
  • Unique cube-like shape
  • Removable motherboard tray

Cons

  • Little heavier
  • Little noisier due to fast airflow

Thermaltake Core G3

Thermaltake Core G3
Thermaltake Core G3

Brand: Thermaltake | Dimension: 17.9x 5.5x 14.6 inch |  Expansion slots : 2  | Available Color: Black | Side Panel: Transparent Window

Thermaltake is another most known and popular brand which makes it an easier life for most gamers. The Thermaltake Core G3 is a compact case that is ideal for ATX motherboards. The best part of this smallest ATX cases is you can conceal it behind your monitor or wherever else. You’ll be able to pull absolutely everything out of it. if you put the Core G3 on your desk like a little tower case and look closely, you’ll see that the components inside the huge windowed panel are inverted. If you’ve never used a thin case before, you may find it weird because the front and back sides don’t seem like the mid-tower cases we’re used to.

This mini case is ideal for LAN players because it’s lightweight and easy to carry from one place to another place. Thermaltake Core G3 supports ATX, small-ATX, and another atx motherboard, while your GPU must be mounted vertically using e-raiser wires. Multiple fans can be installed on the front panel, and a 240mm radiator can be used if you want to using a liquid cooler.

The black color allows you to construct any themed arrangement. On the front panel of the Core G3, there are two 120mm turbofans. inside the case, You can use any dual-slot graphics card in the two expansion slots on the rear of the chassis, but you can’t use multiple graphics cards or PCIe x1 slots. Because it is a slim case, you cannot use large coolers or power supplies because they would interfere with the right panel. There are two bay drive slots; you may add two 3.5-inch drives or two 2.5-inch drives. On the top of the case, there is mounting room for the fan, and you can use a 120mm fan to blow air over the graphics card.

Overall, this case is perfect for the best slim ATX Case or SFF setups and weights around 9.3 lb, making it ideal for LAN gamers. It is also the most affordable case which makes it ideal for LAN gamers.

Pros

  • Lightweight & easy to carry
  • Support all types of motherboards
  • Transparent side panel

Cons

  • Cable management is not good
  • Only 2 slots

Corsair Crystal 460X RGB

Corsair Crystal 460X RGB
Corsair Crystal 460X RGB

Brand: Corsair | Model:  Crystal 460X RGB | Case Type: All Types Motherboard | Expansion slots: 7 |  I/O: 2x USB-A 3.0 mic/audio combo jack | Material: Steel, Tempered glass, Aluminum.

CORSAIR Crystal is the most popular PC casing manufacturer brand. This crystal series of corsair has launched in the market amazingly. With the name of the crystal the manufacturer adapter the trend of tempered glass of PC cases. Crystal Series 460X RGB also comes with 3 fans of 120mm SP120 RGB fans on the front side and two tempered glass setups on both sides. The three RGB fans maintain the cooling of the interior structure. This case comes into the market in black color and the material is made up of steel and tempered glass.

Corsair Crystal 460X RGB supports almost all types of motherboards for example ATX, micro-ATX, and mini-ITX motherboards. You can also install multiple graphics cards in this compact atx case. This best high airflow ATX case has the option of seven expansion slots. The case is designed well as it can provide you best pc case for a better cable management experience. The PC component gets the best airflow thanks to its 3 pre-installed fans, which are 2, 140mm are mounted on the front side and one 120mm on its rear side. In this mid-tower pc case, you can install a graphics card of length 370mm.

You can feel little trouble due to its cable management because of its small size pc case. But this case is different than most other popular cases because it has two tempered glasses in its both sides and pre-installed RGB fans mounted on the front end. But it has a drawback, you cannot control the supply of these fans.

Well, this mid-tower ATX case is good for those who need a good cooling system for PC components. The price is also considerable for buying this premium class case due to its main features 3 RGB fans and 2 tempered glass.

Pros

  • Cool looking RGB fans
  • Supports oversized motherboards
  • Decent Two-sided tempered glass

Cons

  • Limited space around power supply
  • Does not support 3 fans radiators

Phanteks P300A Mesh

Phanteks P300A Mesh
Phanteks P300A Mesh

Brand: Phanteks | Model: P300A Mesh | Case Type: All Types Motherboard | I/O: 2x USB-A 3.0 mic/audio combo jack | Material: Steel, Tempered glass, Aluminum.

Phanteks is a company that produces pc cases and other peripherals. If you have a small space and want something compact, the PHANTEKS pc case might be perfect for you. This mid-sized case is lightweight and has a minimalist design that will fit in tight spaces while still providing ample room for your components. The tempered glass side panel provides excellent views of your hardware without taking up any extra space on the inside of the chassis.

The PHANTEKS P300A MESH is a high-performance, ultra-quiet, and best all-rounder case that features a mesh front panel and an innovative interior layout. The spacious interior allows for easy installation of the latest hardware including dual GPUs, water cooling systems, and multiple storage drives. In addition to this, it lacks an RGB bus it comes with two preinstalled LED strips in white. The front panel is almost the same as the P400A model and the front panel does not allow to enter dust because it is equipped with a traditional filter. This makes it perfect for gamers who want their gear to stand out from the rest!

The mid-tower form factor PC case support almost all type of motherboards including ATX, Micro ATX, Mini ITX as well as E-ATX *(up to 275mm wide). The material is made up of steel, tempered glass, and PC components of PC can fit well inside this ATX case. The airflow system is too amazing in that each component gets airflow. It has 2 fans of 120/140mm on its front side, one on the rear side 120mm and one fan is on top of 120/140mm. A removable top panel is a feature we wouldn’t expect from a small price case. The entire top of the case can be pulled out independently of the top I/O to make building easier. This smallest ATX case claim to be it can fit E-ATX without using a 12”x13” motherboard but that’s a fake rumor.

Overall, This smallest ATX cases makes it perfect for gamers who want their gear to stand out from the rest! . The price is cheaper and it also has very good quality.

Pros

  • Affordable Price
  • Great Look
  • High Airflow

Cons

  • No USB Type-C Port
  • No RGB fans

Lian Li O11-Dynamic-Mini

Staff Pick
Lian Li O11-Dynamic-Mini
Lian Li O11-Dynamic-Mini

Brand: Lian Li| Model:  O11-Dynamic-Mini | Case Type: All Types Motherboard |  Expansion slots: 7 | I/O: 2x USB-A 3.0 1x USB-C 3.1 mic/audio combo jack | Material: Steel, Tempered glass, Aluminum.

Lian Li is mostly known for its premium products. They also got popular even in mini ATX PC cases manufacturer. They have always a vision to make their customers happy that’s why they are making cases win steel and glass instead of aluminum. The Lian Li O11D Mini case is excellent and ideal for most of the users because of its premium builds and due to its small size case which has rescued many users to cut down the space for their case.

The Lian Li O11-Dynamic-Mini case which is the smallest and latest small ATX case has not two stripes under its feat, in fact, it comes with four strips underneath the case. In this smallest ATX case, Lian li has also removed its front panel and replaced it on its top side. Lian Li includes two tempered glass panels one on its front and the other on its side, It also has 2 USB 3.0 and one 3.0 USB along with a headphone and microphone combo jack. It comes in black and white color and is made up of mostly steel with little inclusion of aluminum.

The airflow system is so good that you can find holes for airflow ventilation on the top, rear, and side panel, however, it does not come with pre-installed fans but you can set up up to 9 fans radiators. The expansions slot has a maximum of seven which is enough for a typical gamer. Somehow, this smallest ATX case comes with ITX motherboard support but do not worry you can expand the area by removing the screw and can be fitted with either type of motherboard including Mini-ITX, Micro-ATX, ATX.

The Lian Li O11D Mini must be on your wishlist if you’re looking for something a little different. Because it’s a tiny mid-tower, it can easily accommodate an ATX motherboard. This is one of the best-looking $100 PC cases you’ll find.

Pros

  • Affordable Price
  • Great Look
  • High Airflow

Cons

  • No USB Type-C port
  • No RGB

Corsair Carbide Air 540

Corsair Carbide Air 540
Corsair Carbide Air 540

Brand: Corsair | Model:  Carbide Air 540 | Case Type: All Types Motherboard |  Expansion slots: 8 | I/O: 2x USB 3.0 mic/audio combo jack | Material: Aluminium, Glass.

Corsair is serving the PC industry since 1994, initially, they were building PC memory but they have also got much reputation for making PC cases as well. Corsair Carbide Air 540 is the latest case addition in the compact atx case which is getting more popular day by day. There is a separate chamber for SSD and power supply. It is designed in this way, it provides you a lot of space for cooling your PC components and gives you the best opportunity to establish all required PC elements.

It is undoubtedly the best compact small ATX case and clean case that provides you best cable management experience to. As earlier said, it has a separate chamber for intake and outflow of airflow, which is helpful for getting fresh airflow for all PC components with only little noise. The Cpu case has device storage and PCIe setup, as well as quick and easy upgrades and minimal maintenance. This amazing feature is its revolutionary cable routing system, which allows you to handle the liquid-cooling system’s pumps and tubes.

This is certainly a different-looking mid-tower ATX cube shape case. Unlike other mid-tower (and full-tower) cases, this one is short and wide, like a cube.

Pros

  • Water-cooling support
  • Advanced cable management system
  • Compact buils chassis

Cons

  • Thin case metal

NZXT H510 – CA-H510B

Budget Pick
NZXT H510 CA-H510B-B1
NZXT H510 CA-H510B-B1

Brand: NZXT | Model:  H510 CA-H510B-B1 | Case Type: ATX Motherboard |  Expansion slots : 7  | I/O: 2x USB 3.1 mic/audio combo jack | Material: Aluminium, Glass.

NZXT is popular due to its magnificent look, this small PC case also shares its shape with other NZXT series. NZXT H510 – CA-H510B is a compact and mid-tower PC case that every game would like. It comes with 3 different colors scheme. All these colors scheme are according to the latest technology trends and you can choose them according to your desire. It has the latest compact I/O, USB 3 and 3.1 ports, headphones, and microphone jack on its leading edge which gives it an aesthetic look.

The best budget small ATX case supports many types of motherboards including Mini-ITX, Micro-ATX, ATX cases which provide an easy choice for gamers to choose the best motherboard for their case. Along with the rear chassis, it is opening for a bottom-mounted PSU which supports seven expansion slots, and an exhausted fan whose dimension is 120mm. After reviewing it we can say that it has a better cable management arrangement than other micro mid-tower cases.

For the airflow system, it supports four fans 2 fans on its front panel, one is available on the top side and 4th on its rear side.  It comes with a pre-installed liquid cooling radiator mount, but you can easily pop it out and use that space for something (or nothing) else if you’d rather rely on air cooling. If you want to experience little extra cooling you can also add a water cooling system that keeps your PC case component temperature at a low level. According to reports, one of the drawbacks of this smallest ATX cases airflow system is too much good than other ATX PC cases. Our verdict about NZXT H510 case this case has all features which you want under premium PC. Its design is really attractive and its material is made up of tempered glass and steel.

Pros

  • Optimal internal airflow
  • Pre-installed fans
  • Great aesthetics

Cons

  • Average material quality

SilverStone ML08 Slim

SilverStone ML08 Slim
SilverStone ML08 Slim

Brand: Silver Stone | Model: ML08 Slim | Case Type: ITX Motherboard |  Expansion slots : 2  | I/O: 2x USB 3.0 1x Headphone 1x Microphone | Material: Steel. Plastic

SilverStone was the one the chassis SFF form factor manufacturer in the earlier. But they are also following the trend of producing small form factor ATX cases. Because of its great performance, the SilverStone ML08 Slim is regarded the best slim mini ITX case in the modern period. It can accommodate up to 13 graphics cards, ensuring that gamers have the best gaming experience possible. Its material is made up of plastic and steel which is also a good feature that keeps the case strong from any damage and prevents the case from overheat.

The Best Slim Mini-ITX Case supports a mini ITX motherboard which makes it different from other chassis in the market. The PSU is positioned towards the front panel, there is also a power expansion cable that ends at the back of the case. On the front panel, it is mounted with two 3.0 USB ports and one microphone and headphone jack under the slide panel. This smallest ATX PC case only has two expansion slots. It’s a bit of an odd inclusion these days, but that makes it perfect for a living room PC For those gamers, who want to ITX motherboard setup and looking for the best slim mini ITX case then SilverStone ML08 slim could be the best choice. It is cheaper, affordable, and can be carried anywhere with ease.

The ML08 is a highly flexible chassis that may be used as a sitting console or HTPC, as well as a compact desktop workstation (in upwards from) (in horizontal orientation). Additionally, ML08 variants include an incorporated handle, making them extremely portable and ideal for any small PC setup.

Pros

  • Minimalistic design
  • Can full-size graphics cards
  • Cheap price

Cons

  • Lack of exhaust fans
  • Extra carry handle cost

Summary For Best Compact ATX Cases

AwardDesignPC CasesRetailer
Best Allrounder PC Case
Best PickFractal Design Meshify C
Check Price
Award Winner PC Case
Cooler Master MasterCase SL600M
Check Price
Best Cube Shape Case
Cooler Master HAF XB EVO
Check Price
Best slim ATX Case
Thermaltake Core G3
Check Price
Best High Airflow ATX Case
Corsair Crystal 460X RGB
Check Price
Best All-Rounder Case
Phanteks P300A Mesh
Check Price
Latest Small ATX Case
Staff PickLian Li O11-Dynamic-Mini
Check Price
Best Compact Small ATX Case<br>
Corsair Carbide Air 540
Check Price
Best Budget Small ATX Case
Budget PickNZXT H510 – CA-H510B
Check Price
Best Slim ATX Case
SilverStone ML08 Slim
Check Price

In Conclusion

The cases listed below are all some of the best small ATX PC case choices for people with limited desk space, or those looking to build a compact gaming machine. We’ve prepared a list of the top ten small ATX cases in this article. Every best smallest ATX Case design, function, and size material has been thoroughly reviewed. If you’re looking for a mini ATX case with a lot of features and good performance, you’ve come to the right place.

We’re here to assist you in determining which PC case is ideal for you. You may go out and get a fantastic PC case after considering all of the ideas covered in this article. Our easy buying will also assist you in selecting the appropriate PC case for your overall system.

What do you think? Have any of these caught your eye yet? Let us know in the comments section! Remember that it’s important to take into account what type of motherboard and CPU you want before purchasing one.

Frequently Asked Questions

Are micro ATX cases worth it?

A Micro ATX motherboard can usually provide the most value for the price, as it will have more than enough PCIe ports and space for all of the RAM that a gaming PC requires, while also being less expensive than an ATX choice.

Should I build ATX or ITX?

Conclusion paragraph: In order to build a case, you need to know what your needs are. If the computer will be used for high-end gaming systems and video editing, then an ATX is best for this purpose. However, if you’re using it only as a general use laptop or desktop PC that won’t have many upgrades in the future, then ITX might be better.

What is the most compact ATX case?

The most compact ATX case is the Fractal Design Meshify C. It has a slim design and can accommodate up to 4 3.5-inch drives or 2 5.25-inch optical bays, while still fitting comfortably in small spaces like dorm rooms, apartments, home offices and more!

What should be the size of an ATX motherboard?

The dimensions of a full-sized ATX board are 12 inches wide by 9.6 inches deep (305mm x 244mm). The Mini-ATX board measures 11.2” x 8.2” in size (284mm x 208mm).


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Zayn Mehar
By Zayn Mehar

Zayn is Jingle Ways CEO. He describes himself found of tech discovery. He loves to search and write. He is also a PUBG lover he plays whenever he is not writing. Zayn closely follows the latest trends in the tech & gaming industry in order to keep the visitors in the flow.



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