Four hot-pluggable systems (nodes) in a 2U form factor. Each node supports the following: 1. Dual socket R3 (LGA 2011) supports Intel® Xeon® processor E5-2600 v3 family; QPI up to 9.6GT/s 2. Up to 1TB ECC LRDIMM, 512GB ECC RDIMM, up to 2133MHz; 16x DIMM sockets 3. 1x PCI-E 3.0 x16, 1x PCI-E 3.0 x8 4. Intel® X540 Dual port 10GBase-T LAN 5. Integrated IPMI 2.0 with KVM and Dedicated LAN 6. 6x 2.5" Hot-swap SAS/SATA HDD Bays 7. LSI 3108 SAS3 controller (6 ports);RAID 0, 1, 5, 6, 10, 50 8. 2000W Redundant Power Supplies Platinum Level (94%)