HP Z820 Intel LGA2011 DDR3 Motherboard Desktop Workstation 618266-003 708610-001 Supported CPU's Intel Xeon E5-2600/e5-2600v2 series processors Socket LGA2011 Chipset Intel C602 Chipset Memory 16 DIMM slots, up to 512 GB, 8-channel ECC DDR3, up to 1600 MHz, 4 channels per CPU Drive Controllers Integrated 2-channel SATA 6 Gb/s controller, RAID 0, 1 capable; Integrated 4 channel SATA 3 Gb/s controller, RAID 0, 1, 5, 10 capable; Integrated 8-channel SAS 6 Gb/s controller, RAID 0, 1, 10 capable; Expansion Slots 2 PCI Express Gen3 x16; 1 PCI Express Gen3 x16 (Available only with 2nd CPU); 1 PCI Express Gen3 x16 mechanical/x8 electrical; 1 PCI Express Gen3 x8 mechanical/x4 electrical; 1 PCI Express Gen2 x8 mechanical/x4 electrical; 1 Legacy PCI Network Dual integrated Intel GbE LAN Audio Integrated Intel/Realtek HD ALC262 AudioTitleHP Z820 Intel LGA2011 DDR3 Motherboard Desktop Workstation 618266-003 708610-001ConditionNewContentMotherboard unit ManufacturerHPModel618266-003MPN708610-001SKUMBHP015http://www.compeve.com/Products/Motherboards/HP/Z820/Z820_MB_compeve__4.jpghttp://www.compeve.com/Products/Motherboards/HP/Z820/Z820_MB_compeve__2.jpg