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Amazon.com: HP Z420 Workstation Computer - 8 Core Intel E5 2670 up to 3.3GHz CPU 20 MB Cache - 64GB DDR3 ECC RAM - NEW 1TB SSD + NEW 4TB HD -
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HP Z420 Workstation Xeon E5-2620 6C 12T 32GB RAM ECC No HDD No OS [647290-001] - $299.00 : Professional Multi Monitor Workstations, Graphics Card Experts
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Amazon.com: HP Z420 Workstation- 4 Core E-1620 3.6Ghz up to 3.8GHz CPU- 32GB RAM- 1TB SSD + 4TB Hard Drive with 3 YR WNTY- Nvidia 4000 2GB DDRR5 Graphics Card- Windows 10 Pro - USB 3.0 : Electronics
HP Z420 Tower Workstation Computer Xeon E5-1620 v2 - Windows
HP Z420 Workstation Inside - YouTube
Build and Power Consumption - HP Z420 Workstation Review: Competition Heats Up