Type: HP Z Series Z400 Workstation

Processor: Single Intel Xeon W3530 Quad Core 2.8Ghz Processor. 8 Virtual Cores in Hyperthreading Mode! (Additional processor configurations available).

Memory: 4GB. Supports up to 24GB (Gen I) to 48GB (Gen II) of total memory, Three-channel memory architecture per processor with up to 1333MHz DDR3 ECC Registered DIMM memory. Up to 9 DIMM slots; 6 slots (2 per channel) on motherboard and additional 3 slots on optional 2nd processor riser card (actual memory speed dependent on the processor capability)..

Hard Drives: 500GB 7.2K PC SATA Drive (Additional hard drive configurations available).

Drive Bays: Up to two 3.5” or 2.5” (adapter needed for 2.5”) internal SATA, SAS or SSD hard drives. 3 external 5.25″ bays.

Raid Controller: Integrated SATA 3.0 Gb/s Controller, RAID 0, 1, 10, 5 supported.

Graphics: Dual DVI 256MB Graphic Card (Additional graphic cards available).

Operating System: Not Included.

Power Supply: 475 Watt 85% efficient power supply

Optical Drive(s): DVDRW Drive.

Dimensions: 30 Lbs, 17.3” x 8” x 17.5” (L x W x H)

Networking: Integrated Broadcom 5764 LAN

Slots: 2 PCI slots (full-height, full-length) 1 PCI Express Gen2 slot x8 mechanical/x4 electrical, 1 PCI Express Gen1 slot x8 mechanical/x4 electrical, 2 PCI Express x16 Gen2 slots (one dedicated for graphics).

Front Ports: 2 USB 2.0, 1 IEEE 1394a standard, 1 audio out, and 1 microphone

Rear Ports: 6 USB 2.0, 1 optional serial port, 2 optional IEEE 1394a or 1394b ports (requires PCI card), 2 PS/2, RJ- 45 (NIC), 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.

Internal Ports: 4 USB 2.0 ports available by two separate 2×5 headers: supports either up to two HP Internal USB Port Kits, AMO- EM165AA (one port on each Kit), or up to two USB Media Card Readers, or one Internal Port kit and one USB Media Card Reader.

Peripherals: Power cable included. Mouse, Keyboard, and video cable not included.