CPU Type : Intel Xeon 5500 or 5600 series ChipSet : Intel 5500 CPU Socket : LGA1366 CPU No : 2 RAM Support (max) : 192 GB RAM Slots : 12 RAM Type : PC3-8500 DDR3 Registered (RDIMM) / PC3-10600 DDR3 Unbuffered (UDIMM) HDD bays : 2 X SFF hot-plug SAS/SATA Internal Storage (max) : 1.8 TB On board network : NC532i Dual Port Flex-10 10GbE Multifunction Server Adapter Expansion slots : 2 x mezzanine I/O expansion slots Internal Raid Controllers : HP Smart Array P410i Controller