HP Workstation Z400 FL983UT#ABA Xeon W3520 (2.66GHz) 6GB DDR3 320GB HDD Windows 7 Professional 64-bit - Newegg.com
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
HP Z400 Workstation, 1x Xeon W3520 2.66GHz Quad Core Processor, 4GB DDR3 Memory, 2x 3.5" Hard Drive Bays, AMD HD 8350 Video Card, Windows 10 Professional Installed, (Used) - Walmart.com
HP Z400 Workstation Product Specifications | HP® Customer Support
HP Z400 Workstation XEON-W3520 12 GB 7P 160 GB HDD Klasa A Dysk Twardy Domyślny System Operacyjny Domyślny Gwarancja Podstawowa (1 rok)
Managed to get an old HP Z400 workstation for the equivalent of $75 USD. Xeon W3520, 6x2gb of ram and I replaced the Quadro FX580 with a GT 730 I had laying around. I will add an SSD. : r/pcmasterrace
NeweggBusiness - HP Workstation Z400 FM105UT#ABA Xeon W3520 (2.66GHz) 6GB DDR3 250GB HDD NVIDIA Quadro 600 (1 GB) Windows 7 Professional 64-bit
HP Z400 Workstation Motherboard 461438-001 + Xeon W3520 2.67GHz CPU + 2GB RAM - The620Guy.com
Amazon.com: Renewed HP Z400 WorkStation Intel Xeon CPU W3520 8Gb RAM 500GB HDD DVI Windows 10 With 30 days Return, 90 Days Exchange : Electronics
Desktop PC, HP Z400 Workstation, Intel Xeon W3520 2.66GHz Processor, 8GB RAM, DVD-RW, Windows 7 Pro License Sticker, No HDD, No Power/VGA Cables. Appears To Function. [93399+78]
Fast HP Z400 Workstation, Xeon 2.4 GHz Dual Core, 4GB Ram, 160GB HDD, – RefurbishedPC