The Samsung 960 PRO was a solid-state drive in the M.2 2280 form factor, launched in October 2016, that is no longer in production. It was available in capacities ranging from 512 GB to 2 TB. This page reports specifications for the 512 GB variant. With the rest of the system, the Samsung 960 PRO interfaces using a PCI-Express 3.0 x4 connection. The SSD controller is the Polaris (S4LP077X01-8030) from Samsung, a DRAM cache chip is available. Samsung has installed 48-layer MLC NAND flash on the 960 PRO, the flash chips are made by Samsung. The 960 PRO is rated for sequential read speeds of up to 3,500 MB/s and 2,100 MB/s write; random IOPS reach up to 330K for reads and 330K for writes.
At its launch, the SSD was priced at 330 USD. The warranty length is set to five years, which is an excellent warranty period. Samsung guarantees an endurance rating of 400 TBW, a typical value for consumer SSDs.