4x NVMe PCIe adapter that works in a 2010 Mac Pro! With 3x 1TB sticks, read and write speeds are around 2800MB/s. Will add 4th stick tomorrow. PCI bifurcation is done on
SM951 PCIe SSD install on 2010 Mac Pro! - YouTube
Samsung XP941 M.2 (NGFF) PCIe SSD in a Mac Pro tower
Sonnet Fusion Dual 2.5-inch SSD RAID PCIe 3.0 Card For Apple Mac Pro And Windows | Production Expert
How to supercharge your Mac Pro with a WD Black SSD - Camera Jabber