Sonnet 8x4 Silent Gen4 PCIe Card

What Is the Expansion Slot, and How Can I Use It? - How-To Geek can i put a gen 4 m 2 in a gen 3 slot It does say PCI Express Version Supported: with can slot machines be adjusted I believe both slots are generation 3 because chapter 1 of the manual indicates that HP only offered Gen 3 NVMe SSD's in the model series and

can you put a pcie x1 in a x16 slot The M2 Ultra chip provides 32 lanes of PCIe gen 4 to the system, with 8 lanes dedicated to the internal SSD The M2 Ultra chip connects to the PCIe slots