The IBM System x3630 M4 server offers a cost-effective high-capacity storage solution with exceptional energy-smart design, leadership virtualization, and powerful systems management. It supports up to two 8-core Intel Xeon processors and high-density memory designs with twelve DDR3 DIMM slots. This 2U-high System x3630 M4 is built on IBM X-Architecture , consolidates storage and server as one, offers easy management, and saves floor space and power consumption, costing less money than traditional enterprise offerings. Power, scalability, control, and serviceability for dynamic web-serving and business applications deliverable on demand: - Ultrathin, high-availability, rack-optimized, 2U platform; - Powerful Intel Xeon E5-2400 Series multicore processor with new microarchitecture design featuring Quick Path Interconnect technology with Intel Extended Memory 64 Technology; - Support for both UDIMM and RDIMM; up to 16 GB of high-speed DDR3 SDRAM Registered DIMM memory in twelve DIMM slots that support up to 192 GB; - Up to four or eight standard simple-swap 3.5-inch SATA hard disk drives and up to eight standard hot-swap 3.5-inch SAS/SATA HDDs in entry value model; up to 12 front and two rear standard hot-swap 3.5-inch SAS/SATA HDDs in storage-rich models; - Two PCI-Express x8 high-performance PCIe 3.0 slots, and one x4 slot dedicated for internal hardware RAID. Two more PCI-Express x8 high-performance PCIe 3.0 slots are available with two CPUs installed when there is no rear HDD selected; - 550-watt or 750-watt high-efficiency auto-ranging power supplies with 80-PLUS certifications; - Integrated Management Module II; - Integrated dual Gigabit Ethernet standard for network communication plus two additional integrated dual Gigabit Ethernet on board available by Feature on Demand.