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Quality Guide
Our team works very hard to bring our customers the best product at the best value for our customers.
After exploring various manufacturing processes, to make the pricing reasonable and cost savings most impactful, some trade-offs had to be made.
- Color - Some color variations of the parts that make up the product is normal and expected. Also, some color variation between products of the same color is normal and expected. Examples of color variation can be viewed in this album.
- Surface - Minor surface blemishes are typical and expected, as long as they do not impede the product's functions. However, there is difference between exterior and interior standard
- Exterior - scratches / dents / blemishes on exterior surfaces larger than 3x2x1cm in size are covered under the warranty.
- Interior - scratches / dents / blemishes on interior surfaces larger than 3x2x1cm in size are covered under the warranty.
Note: The interior surfaces will inevitably show wear and tear by building the product. These trade-offs on the interior surface allow for better pricing on the products.
Variants | M3-Round, M3-Grater |
Materials | Chassis: 2.5-18mm Aluminum, CNC Machined and Anodized Fan Bracket: 1.0mm Steel, Powder Coated Side Panels: 1.5mm Aluminum, Powder-Coated |
Dimension (cm) | 19.2 x 27.0 x 36.6 (without feet/protrusions/screws) 19.2 x 27.4 x 37.2 (including feet/protrusions/screws) |
Volume (L) | 18.97 (without feet/protrusions/screws) 19.57 (including feet/protrusions/screws) |
Weight (KG) | 3-5 based on the variant kit/bundle |
PCIe Riser Support |
Please refer to the M3 Builds For More Info Classic Config: Not Applicable Flipped Config: Not Applicable VGPU Config: PCIe X16 4.0 and 5.0 |
Motherboard Compatibility |
Please refer to the M3 Builds For More Info Mini-ITX, Deep-ITX, Mini-DTX, Micro-ATX |
CPU Cooler Compatibility |
Please refer to the M3 Builds For More Info Classic Config: 168.5mm Flipped Config: 168.5mm VGPU Config: 70mm for 4-Slot graphics cards, 90mm for 3-Slot graphics cards |
Graphics Card Compatibility |
Please refer to the M3 Builds For More Info M2-Round: Classic Config: 360mm long, 175mm tall, 4-Slots Flipped Config: 360mm long, 175mm tall, 4-Slots VGPU Config: 360mm long, 175mm tall, 4-Slots M2-Grater: Classic Config: 359mm long, 175mm tall, 4-Slots Flipped Config: 359mm long, 175mm tall, 4-Slots VGPU Config: 359mm long, 175mm tall, 4-Slots |
Power Supply Compatibility |
Please refer to the M3 Builds For More Info Classic Config: SFX, SFX-L, ATX (140mm) Flipped Config: same as Classic Config VGPU Config: SFX, SFX-L Note: ATX Power Supplies up to 160mm deep can fit with some Motherboards and 3-Slot Graphics cards. Please see M3 Builds for more information. |
Liquid Cooling Compatibility |
Please refer to the M3 Builds For More Info 1 x 120 Radiator / AIO 1 x 140 Radiator / AIO 1 x 240 Radiator / AIO 1 x 280 Radiator / AIO based on components Note: The following Radiator/AIO combinations may be compatible with specific components. Please see M3 Builds for more information. - 2 x 240 Radiator / AIO - 2 x 280 Radiator / AIO - 3 x 240 Radiator / AIO - 3 x 280 Radiator / AIO |
Drive Compatibility |
Please refer to the M3 Builds For More Info 3 x 2.5" drives based on components 1 x 3.5" drives based on components Note: Up to 12 x 2.5" drives or 8 x 3.5" drives can be accommodated with specific components. Please see M3 Builds for more information. |
Fan Compatibility |
Please refer to the M3 Builds For More Info 2 x 120mm + 1 x 92mm based on components 2 x 140mm + 1 x 92mm based on components Note: Up to 9 case fans (8 x 120mm + 1 x 92mm, or 6 x 140mm + 2 x 120mm + 1 x 92mm) can be installed simultaneously with specific components. Please see M3 Builds for more information. |
Front I/O | Power Button 2x USB-A 1x USB-C Note: The M3-Grater variant does NOT include Front USB IO. |

Bigger Than M2, but Still SFF
+2.6cm wider, +1.2cm taller — for far greater build flexibility in the same compact footprint.


High Airflow, Mulitple Configs
Supports multiple cooling layouts — all optimized for high-performance builds




Two Styles to Fit Your Space
Available in Round Black and Grater Silver, the M3 fits effortlessly your setups
New Accessories
Community-driven upgrades: USB Ports, Rear I/O Covers and Dust Filters