HP Workstation Z400 Xeon W3520 4GBRAM 500GB Hard Drive

Here are the full specifications for the HP Workstation Z400 Xeon W3520 4GB-500GB:

• Processor: Intel Xeon W3520 (Quad-Core, 2.66GHz, 8MB cache)
• Memory: 4GB DDR3 ECC RAM (expandable up to 24GB)
• Storage: 500GB 7200rpm SATA hard drive
• Optical Drive: DVD-RW drive
• Graphics: NVIDIA Quadro FX 1800 768MB DDR3 (or equivalent)
• Audio: Integrated High Definition audio with 24-bit DAC and 192 kHz playback/record
• Network: Integrated Intel 82567LM Gigabit Ethernet
• Ports: 6 x USB 2.0, 1 x IEEE 1394a, 2 x PS/2, 1 x RJ-45 (Ethernet), 1 x 9-pin serial port, 1 x microphone in, 1 x headphone out, 1 x line in, 1 x line out
• Expansion slots: 2 x PCI Express Gen2 x16, 1 x PCI Express Gen2 x8 (x4 electrically), 1 x PCI Express Gen1 x8 (x4 electrically), 1 x PCI
• Operating System: Windows 10 Pro 64-bit (or equivalent)
• Power supply: 475W 85% efficient power supply
• Dimensions: 17.6 x 6.7 x 17.9 in (44.5 x 17 x 45.5 cm)
• Weight: 29.8 lbs (13.5 kg)

Overall, the HP Workstation Z400 Xeon W3520 4GB-500GB is a capable workstation computer that can handle demanding applications in fields such as engineering, architecture, and 3D design. The 4GB of RAM may be a limitation for some users, but the computer is expandable up to 24GB. The NVIDIA Quadro FX 1800 graphics card is a mid-range option suitable for professional use, and the computer includes a variety of ports and connectivity options.