Thermaltake Core P3 Black ATX Open Frame Panoramic Viewing Tt LCS Certified Gaming Computer Case with Riser Cable CA-1G4-00M1WN-00 Motherboard Compatibility: Mini-ITX (6.7 x 6.7) Micro ATX (9.6 x 9.6) ATX (12 x 9.6) Front Ports: 2 x USB 3.0, 2 x USB 2.0, 1 x Headphone, 1 x Mic Ports 120mm Fans: Left Side: 3 x 120mm fan Power Supply Mounted: Bottom Side Panel Window: Open Frame with Window External 5.25 Drive Bays: 0 Internal 3.5 Drive Bays: Total: (4 x) 2.5/3.5 - (2 x) hidden drive mounts