The Kingston KC1000 was a solid-state drive in the M.2 2280 form factor, launched on May 25th, 2017, that is no longer in production. It was available in capacities ranging from 240 GB to 960 GB. This page reports specifications for the 480 GB variant. With the rest of the system, the Kingston KC1000 interfaces using a PCI-Express 3.0 x4 connection. The SSD controller is the PS5007-E7-11 from Phison, a DRAM cache chip is available. Kingston has installed TLC NAND flash on the KC1000, the flash chips are made by Toshiba. To improve write speeds, a pseudo-SLC cache is used, so bursts of incoming writes are handled more quickly. The cache is sized at 32 GB. The KC1000 is rated for sequential read speeds of up to 2,700 MB/s and 1,600 MB/s write; random IO reaches 290K IOPS for read and 190K for writes.
At its launch, the SSD was priced at 243 USD. The warranty length is set to five years, which is an excellent warranty period. Kingston guarantees an endurance rating of 550 TBW, a good value.