Solved: HP Z420 high-performance build - card slot fit & performance... - HP Support Community - 7809896
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Refurbished: HP Z420 Workstation Computer 8-Core E5-2680 upto 3.5GHz, 64GB, 500GB SSD + 2TB HDD, Nvidia Quadro 4000 2GB, 2 Monitor Support, WIFI, Bluetooth, DVD-RW, Windows 10 Pro 64-bit - Newegg.com
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HP Z420 Workstation E5-1620 v2 3.6GHz 8GB 500GB K2000 G3E87US [Z420] - $1,399.99 : Professional Multi Monitor Workstations, Graphics Card Experts
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