Thanks, I've now created a RAID 0 of 2 Samsung 970 1TB drives. Happy to report increase of speed. 1255 MB/s write, 1339 MB/s read, Mac Pro 2013 via...

I've connected the Express 4M2 to a Mac Pro 2013 with Apple Thunderbolt 2/3 adapter, and all working fine so far, though it's only been one day of usi...