The PCI Express M.2 Specification Revision 5.0, Version 1.0 was officially released by the PCI-SIG on May 12, 2023. This update brings the M.2 form factor in line with the high-speed capabilities of the PCIe 5.0 base standard, which supports data rates up to 32 GT/s. Key Features of Revision 5.0
Key Features of M.2 Revision 5.0 Version 1.0 pci express m.2 specification revision 5.0 version 1.0 pdf
Higher Power Support: The specification introduces improved amperage support for M.2 connectors, accommodating the increased power needs of high-speed controllers and high-density NAND flash. The PCI Express M
Not every "M.2 slot" on a Z790 or X670E motherboard actually supports PCIe 5.0. The spec requires enhanced PCB routing and separate clock buffers. Look for mentions of "PCIe 5.0 M.2" and "low-loss PCB" in your board's manual—those are cues that the manufacturer adhered to Rev 5.0. Look for mentions of "PCIe 5