Product Name Case Form Factor Motherboard Form Factor Support I/O Ports Drive Mount Support Expansion Slots Maximum GPU Length Maximum CPU Cooler Height Power Supply Support Maximum PSU Length Fan Size Support Pre-installed Fan Size Pre-installed Fan Type Radiator Size Support Dimensions (DxWxH) Net Weight Gross Weight MAG FORGE M100R Micro ATX Tower Micro-ATX / Mini-ITX 2x USB 2.0 Type-A 1x USB 3.2 Gen 1 Type-A 1x Audio 1x Mic 2x 2.5" 1x 2.5" / 3.5" 1x 3.5" 4 300 mm / 11.81 inches 160 mm / 6.3 inches ATX 300 mm / 11.81 inches (without 3.5" HDD tray installed) Front: 3 x 120 mm Top: 2 x 120 mm Rear:1 x 120 mm Front: 3 x 120mm Rear: 1 x 120mm Front: 3 x ARGB Fan Rear: 1 x ARGB Fan Front: 120 / 240 mm Top: 120 / 240 mm Rear: 120 mm 388 x 200 x 423mm / 15.28 x 7.87 x 16.65 inches 4.14 kg / 9.13 lbs 5.03 kg / 11.09 lbs Connection msi io images Power Button Reset Button Mic in / Audio out 2x USB 2.0 Type-A 1x USB 3.2 Gen 1 Type-A LED Switch Button