IBM (7383C4B) – x3500 M4, Intel Xeon E5-2620 2.0GHz/1333MHz 6C 15MB L3 Cache 95w, 1 x 8GB (2Rx4, 1.35V) PC3L-10600 CL9 ECC DDR3 1333MHz LP RDIMM Memory (12 DIMM slots per Processor and Max 24 x DIMM Slots), 8 x 3.5″ SAS Hot Swap (Max 8 HDD Bays), 6 x PCI-E Slots (1 x8 FH/FL (x4 wired) + 1 x8 FH/HL + 1 x8FH/FL + 1 x16 FH/FL + 2 x8 FH/FL (x4 wired)), 4 x GbE Network Ports, DVD-ROM, ServeRAID M1115 (RAID-0/1/10), Integrated Management Module (iMM), 1 x 750W High Efficiency Platium AC Hot Swap Power Supply (max: 2), 3Yrs Warranty

IBM (7158IGA) – x3630 M4, Intel Xeon E5-2407 4C 2.2GHz 10MB Cache 1066MHz 80W, 1 x 4GB (1x4GB, 2Rx8, 1.35V) PC3L-10600 CL9 ECC DDR3 1333MHz LP RDIMM Memory (6 DIMM slots per Processor and Max 12 x DIMM Slots), 12 x 3.5″ Hot Swap SATA HDDs (Max 8 HDD Bays), 2 x PCI-E Slots ( x8 FH/FL + x8 FH/HL) + 2 PCI-E x8 Low Profile Slots, 4 GbE Network Ports, ServeRAID M5110 with M5100 1GB Flash and Supercap (RAID-0/1/5/10/50), No internal Optical Drive Support, Integrated Management Module (iMM), 1 x 750W High Efficiency Platinum AC Power Supply (Max 2), 3Yrs Warranty