Does HP Z420 compatible with SATA M.2 or NVMe M.2 ssd? - HP Support Community - 7914320
HP Z420 E5-1620 Quad Core 3.6Ghz 16GB 1TB SSD Dual DVI Win 10
Refurbished: HP Z420 Workstation - Intel Xeon Six Core Second Gen E5-1650v2 3.5GHz - 8GB of RAM - 480GB SSD Hard Drive - DVDRW - Quadro NVS 290 Video Card - Windows 10 Pro - Newegg.com
HP Z420 - Refurbished Workstation | PC Server & Parts
Amazon.com: HP Z420 Workstation with Keyboard and Mouse, Intel E5-1620 4-Core 3.6GHz 10MB CPU, 32GB RAM, 1TB SSD, 4TB HDD, NVIDIA 4000 2GB GDDR5, Windows 10 Pro (Renewed) : Electronics
A bootable NVMe ssd on Z420: SAMSUNG PM963 - HP Support Community - 7151420
HP Z420 Series F1M14UT Turnkey Workstation with 32GB RAM, 500GB