FACTORY DIRECT ITEM ONLY  Whisper Quiet Workstation (28dB) with High-end Graphics Support. Dual Intel  5500 series Xeon  Quad/     Dual-Core, with QPI up to 6.4 GT/s. Up to 96GB DDR3 1333/ 1066/ 800MHz ECC Registered DIMM.  2 (x16) PCI-E 2.0, 1 (x4) PCI-E (in x 8 slot) 3x PCI 33MHz slots.  Intel  Dual 82573V/L Gigabit Ethernet Controller.  6x SATA2 (3 Gbps) Ports via ICH10R Controller; SATA hot-swap drive bays 2 spare Bays; 865W Low-Noise High Efficiency Power Supply; Tower or Rackmount; PWM Fan Speed Control.

FACTORY DIRECT ITEM ONLY  1. Intel  Xeon  processor E5-2600     family; QPI up to 8GT/s  2. Up to 512GB DDR3 1600MHz ECC     Registered DIMM; 16x DIMM sockets  3. Expansion slots: 3 (x16) PCI-E 3.0     and 3 (x8) PCI-E 3.0 slots  4. 2x Gigabit Ethernet LAN ports;     Intel  i350 Dual port GbE Controller  5. 2x SATA3, 8x SATA2 ports  6. 8x Hot-swap 3.5" HDD Bays  7. 920W Redundant Power Supplies     80PLUS, Platinum Level Certified  8. Tower or Rackmount