SUPERMICRO CSE-825TQ-R740LPB (Intel Xeon Dual Processor E5-2620 2 GHz, 8 GB RAM, 1 TB HDD) 2U chassis supports for maximum motherboard sizes - 13.68" x 13", E-ATX 12" x 13", ATX 12" x 10" motherboards 8 x 3.5" hot-swap SAS/SATA drive bay w/ full SES-II support on SAS motherboards, 2 x 3.5" fixed drive bay 8-port 2U TQ (W/ AMI 9072) backplane, support up to 8x 3.5-inch SAS/SATA HDD 1U 740W Redundant Platinum Power Supply W/PMbus 7 low-profile expansion slot(s) 3 x 8cm (7000 RPM) hot-swap PWM cooling fan(s)