![Amazon.com: HP Z400 Workstation PC - Intel Xeon W3520 2.67 GHz Quad-Core CPU, 12 GB DDR3 RAM, 2 TB Hard Drive, DVD-ROM, Windows 7 Professional : Electronics Amazon.com: HP Z400 Workstation PC - Intel Xeon W3520 2.67 GHz Quad-Core CPU, 12 GB DDR3 RAM, 2 TB Hard Drive, DVD-ROM, Windows 7 Professional : Electronics](https://m.media-amazon.com/images/I/41wdIjBtQbL._AC_SY450_.jpg)
Amazon.com: HP Z400 Workstation PC - Intel Xeon W3520 2.67 GHz Quad-Core CPU, 12 GB DDR3 RAM, 2 TB Hard Drive, DVD-ROM, Windows 7 Professional : Electronics
![Dell Precision T3500 Workstation Tower Intel Xeon W3503 2.4G 8GB DDR3 500G FX 1800 Windows 7 Pro 1 Year Warranty (Refurbished) - Overstock - 12119649 Dell Precision T3500 Workstation Tower Intel Xeon W3503 2.4G 8GB DDR3 500G FX 1800 Windows 7 Pro 1 Year Warranty (Refurbished) - Overstock - 12119649](https://ak1.ostkcdn.com/images/products/is/images/direct/2de713abe170bb21c5fc398746138dd5153543f3/Dell-Precision-T3500-Workstation-Tower-Intel-Xeon-W3503-2.4G-4GB-DDR3-500G-NVS295-Windows-7-Pro-1-Year-Warranty-%28Refurbished%29.jpg)
Dell Precision T3500 Workstation Tower Intel Xeon W3503 2.4G 8GB DDR3 500G FX 1800 Windows 7 Pro 1 Year Warranty (Refurbished) - Overstock - 12119649
![HP Z440 Workstation MT Intel Xeon E5-1650v3 16GB 256GB SSD Windows 7 Professional 64-bit (G1X59EA#ABU) HP Z440 Workstation MT Intel Xeon E5-1650v3 16GB 256GB SSD Windows 7 Professional 64-bit (G1X59EA#ABU)](https://www.businessdirect.bt.com/images/product/uni2/DigitalContent/bd/BD45_D6C86B2F-8BB4-482F-9831-013716A0576C_large.jpg)
HP Z440 Workstation MT Intel Xeon E5-1650v3 16GB 256GB SSD Windows 7 Professional 64-bit (G1X59EA#ABU)
![Lenovo ThinkPad P51 Mobile Workstation Laptop - Windows 7 Pro - Intel Xeon E3-1535M, 16GB RAM, 500GB SSD, 15.6" UHD 4K 3840x2160 Display, NVIDIA Quadro M2200M 4GB GPU - Walmart.com - Walmart.com Lenovo ThinkPad P51 Mobile Workstation Laptop - Windows 7 Pro - Intel Xeon E3-1535M, 16GB RAM, 500GB SSD, 15.6" UHD 4K 3840x2160 Display, NVIDIA Quadro M2200M 4GB GPU - Walmart.com - Walmart.com](https://i5.walmartimages.com/asr/32533d16-a53b-486b-92be-69c986bf7373_1.d30e53b99c5f54c50274e163a638ae07.png?odnWidth=612&odnHeight=612&odnBg=ffffff)
Lenovo ThinkPad P51 Mobile Workstation Laptop - Windows 7 Pro - Intel Xeon E3-1535M, 16GB RAM, 500GB SSD, 15.6" UHD 4K 3840x2160 Display, NVIDIA Quadro M2200M 4GB GPU - Walmart.com - Walmart.com
![Buy HP Z400 Quad Core Intel Xeon 3.06GHz Tower PC 16GB RAM 2TB HDD NVidia FX1800/2000 or Quadro 600 1GB 3D - Windows 7 Pro at Morgan Computers Buy HP Z400 Quad Core Intel Xeon 3.06GHz Tower PC 16GB RAM 2TB HDD NVidia FX1800/2000 or Quadro 600 1GB 3D - Windows 7 Pro at Morgan Computers](https://www.morgancomputers.co.uk/images/products/15648/12391/12391_large.jpg)
Buy HP Z400 Quad Core Intel Xeon 3.06GHz Tower PC 16GB RAM 2TB HDD NVidia FX1800/2000 or Quadro 600 1GB 3D - Windows 7 Pro at Morgan Computers
![Amazon.com: HP Z420 Xeon E5-1620 3.6GHz 8GB RAM 500GB HDD DVD+RW Windows 7 Pro Workstation : Electronics Amazon.com: HP Z420 Xeon E5-1620 3.6GHz 8GB RAM 500GB HDD DVD+RW Windows 7 Pro Workstation : Electronics](https://m.media-amazon.com/images/I/51rzOQvdTrL._AC_SX425_.jpg)