The Samsung 983 DCT was a solid-state drive in the M.2 22110 form factor, launched on September 4th, 2018, that is no longer in production. It was available in capacities ranging from 960 GB to 960 GB. This page reports specifications for the 960 GB variant. With the rest of the system, the Samsung 983 DCT interfaces using a PCI-Express 3.0 x4 connection. The SSD controller is the Phoenix (S4LR020) from Samsung, a DRAM cache chip is available. Samsung has installed 64-layer TLC NAND flash on the 983 DCT, the flash chips are made by Samsung. The 983 DCT is rated for sequential read speeds of up to 3,000 MB/s and 1,200 MB/s write; random IO reaches 400K IOPS for read and 38K for writes.
The SSD's price at launch is unknown. The warranty length is set to five years, which is an excellent warranty period. Samsung guarantees an endurance rating of 1366 TBW, a good value.