IBM System X3650 M4 7915-C3A

IBM System x3650M4 Processor Up to two Intel Xeon processor E5-2600 v2 product family CPUs with 12 cores (up to 2.7 GHz) or ten cores (up to 3.0 GHz) or eight cores (up to 3.3 GHz) or six cores (up to 3.5 GHz) or four cores (up to 3.5 GHz). Two QPI links up to 8.0 GT/s each. Up to 1866 MHz memory speed. Up to 30 MB L3 cache / Up to 24 DDR3 DIMMs sockets (12 DIMMs per processors) with Up to 768 GB (24x 32-GB LRDIMMs) / Up to 384 GB with 24x 16-GB RDIMMs / Up to 64 GB with 16x 4-GB UDIMMs / Up to 384 GB with 24x 16-GB HC DIMMs, All with two processors / ECC / memory mirroring / Memory Sparing / Up to sixteen 2.5" hot-swap SAS/SATA HDDs / up to six 3.5" hot-swap SAS/SATA / Intel C602J Chipset / Three PCIe 3.0 x8 / Three optional slots with option: PCIe x16, PCIe x8 or PCI-X slots (requires a second processor and second raiser card) / Four Gigabit Ethernet ports / Optical-optional / Up to eight USB (2.0) / Integrated Management Module 2 (IMM2) / 550W, 750W or 900W Hot-Swap Power Supply 80PLUS Platinum (optional second RPS) / Rackmount 2U / Warranty 3years P/L O/S 24x7  (Without Optical & Without Keyboard + Mouse)