Does HP Z420 compatible with SATA M.2 or NVMe M.2 ssd? - HP Support Community - 7914320
Simplified Installation of M.2 NVMe Drives on HP z420, z620,... - Page 4 - HP Support Community - 5974633
Amazon.com: HP 708615-601 System board (motherboard) - Support 1S/DDR3 memory, 1333MHz front-side bus, and integrated Intel/Realtek HD ALC262 audio - Support Windows 8 Professional operating system : Electronics
HP Z440 Workstation E5-1680 v3 8C 3.2Ghz 128GB 250GB NVMe M4000 No OS
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
Solved: HP Z420 high-performance build - card slot fit & performance... - HP Support Community - 7809896
HP Z440 Workstation E5-1680 v3 8C 3.2Ghz 128GB 250GB NVMe M4000 No OS
HP Z420 Review | PCMag
HP Z Turbo Drive M.2 PCI-e Adapter Card plus 512 NVMe - PCSP
Solved: HP Z420 SSD SAMSONG 960 PRO NVME Supports? - Page 4 - HP Support Community - 5970213