This product is either discontinued or we cannot get that from suppliers.
Corsair CSSD-F1000GBMP600COR, 1TB, PCIe Gen 4.0 x4, Sequential Read Up to 4,700MB/s/Write Up to 1,950MB/s, Random Write Up to 480K IOPS/Read Up to 200K IOPS, FF M.2 2280, 3.3V, +/- 5%, 225TBW, 225 TBW, MTBF 1,800,000 Hours.
A PCIe Gen4 x4 controller delivers up to 3,950 MB/sec sequential read and 3,800 MB/sec sequential write speeds, for blazing fast read, write, and response times.