Antec SX835II Performance II Series Workstation Tower Case ? Beige Eight Drive Bays - 3 x 5.25 & 2 x 3.5 (Front Accessible); 3 x 3.5 (Internal) Seven expansion slots Cooling System - 1 80mm Rear Bay (Fan Included); 2 80mm Front Bays (Fans Optional) Installed Power Supply - 350W SmartPower ATX12V (Pentium 4 compliant)