12 slots (6 slots per CPU), DDR3, RDIMM (Registered) or UDIMM (Unbuffered), ECC, Supports up to 24GB using UDIMMs, Supports up to 192GB using RDIMMs

2 PCIe2 x16,2 PCIe2 x16 (x8 electrical) , 1 PCIe2 x8 (x4 electrical), 1 PCIe x8 (x4 electrical),

6 USB 2.0

850 W

Four-Core and Six-Core Intel Xeon Processor 5600 Series

2.5”/3.5” SATA HDD/SSDs