Just put in a consumer grade M.2 a save yourself the hassle of incompatibility
Im using a 2TB Samsung Evo plus on an ASUS M.2 Hyper PCIE adapter and works flawlessly
Promise Pegasus R4i 32TB incoming for massive storage
Mac Pro 7,1 12c/98GB/Pro Vega II
Asus HYPER M.2 X4 MINI CARD, the one blade version, works fine.
ASUS HYPER M.2 X16 CARD is a 4-blade adapter that requires bifurcation, or more correctly Intel PCI Express Lane Partitioning support, that no Mac supports it.
For people that will read this in the future searching about this 4-blade adapter, don't buy this card since only one blade of the four that the card supports will work when installed in a Mac. Read more on the first post of the thread
PCIe SSDs - NVMe & AHCI.
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Hi! I found cheap PCI-e SSDs on eBay (
eBay Link). The reading and writing performance look good for that price. But there is no information about its compatibility to Mac. Does anyone have any experience using enterprise PCI-e SSD on Mac, such as Mac Pro 2012 or 2019? Thanks!
AFAIK, no one tested this HHHL NVMe device yet.
Apple have a god tracking of supporting NVMe M.2 devices, just some oddballs are incompatible, but the support for U.2 and HHHL devices is less than stellar. Several Intel and Huawei HHHL/U.2 devices were tested and found not compatible with Mac Pros.
For big capacities NVMe devices, look at Micron 90xx/91xx/92xx drives, all tested up to now worked fine.