Gen 5 SSD drives

[DannyT48]

Will a Gen 5 Samsung 9100 PCIe 5.0x4 M.2 2280 work on my Z2 G9 workstation running Windows 11 Pro?

[Paul_Tikkanen]

It will work fine, but it won't run at its maximum advertised read/write speeds from your PC's Gen 4.0 SSD slot.

Page 18 of the info link below has the M.2 SSD slot PCIe generation info:

HP Z2 G9 Tower Workstation Desktop PC

PCI Express Connectors
Supported Interfaces
(1) PCI Express Gen5 slot x16 mechanical/ x16 electrical (full height, full length)
(1) PCI Express Gen3 slot x4 mechanical/ x1 electrical (full height, full length, open-ended)
(1) PCI Express Gen3 slot x16 mechanical/ x4 electrical (full height, full length)
(1) PCI Express Gen3 slot x4 mechanical/ x4 electrical (full height, full length, open-ended)
(1) M.2 2280 Storage (PCIe Gen4 x4)
(1) M.2 2280 Storage (PCIe Gen4 x4)
(1) M.2 2280 Storage (PCIe Gen4 x4)
(1) M.2 2230 WLAN (PCIe Gen3 x1+ Intel CNVi)