HP Z800 Workstation Combines ultimate performance with a revolutionary new industrial design, the HP Z800 Workstation delivers the extreme speed and massive expandability that is demanded to tackle your biggest challenges. Form factor | Rackable minitower WITH 850W POWER SUPPLY | Operating system | Windows 10 Pro 64 | Processor | Intel Xeon X5660 2.80GHz | Memory | HUGE 96GB PC3-10600R DDR3-1333 | Storage | 250GBssd 3x1TB HDD | Graphics adapter | Nvidia 4GB included | I/O slots | 2 PCI Express Gen2 x16 slots (full-length, full-height) 2 PCI Express Gen2 x8 slots - with x16 connectors (full-length, full-height) 1 PCI Express Gen2 x4 slot - with x8 connector (half-length, full-height) 1 PCI Express Gen1 x4 slot - with x8 connector (full-length, full-height) 1 PCI 32bit/33MHz slot, (full-length, full-height) 1 Mechanical-only slot, supporting cards which mount only to the I/O bulkhead and not the motherboard (half-length, full-height) The PCIe x8 connectors are open ended, allowing a PCIe x16 card to be seated in the slot. | Front I/O | 3 USB 2.0, 1 Headphone Out, 1 Microphone In, and 1 IEEE 1394a | Rear I/O | 1 IEEE-1394a 6 USB 2.0 1 Serial PS/2 keyboard and mouse 2 RJ-45 to integrated Gigabit LAN 1 Audio Line In, 1 Audio Line Out, 1 Microphone In; audio ports can be retasked to function as line in, line out, microphone, or headphone. | Audio | High Definition integrated audio with internal speaker | Optical drive | HP 16X DVD+/-RW SuperMulti SATA Drive Blue Ray rewriter DVD DRIVE GREAT FOR GAMES BACKUP | Networking | Integrated Broadcom 5764 PCIe LOM Controller | Title HP Z800 Workstation FM013UT Intel 2x X5660 2.80GHz/ 96GB RAM/ 250GB SSD AND 3TB HDD/ Win10 Condition Refurbished |