The Mushkin Gamma is a solid-state drive in the M.2 2280 form factor, launched on March 31st, 2021. It is available in capacities ranging from 1 TB to 4 TB. This page reports specifications for the 1 TB variant. With the rest of the system, the Mushkin Gamma interfaces using a PCI-Express 4.0 x4 connection. The SSD controller is the PS5018-E18-41 from Phison, a DRAM cache chip is available. Mushkin has installed 96-layer TLC NAND flash on the Gamma, the flash chips are made by Micron. To improve write speeds, a pseudo-SLC cache is used, so bursts of incoming writes are absorbed more quickly. The cache is sized at 112 GB. Thanks to support for the fast PCI-Express 4.0 interface, performance is excellent. The Gamma is rated for sequential read speeds of up to 7,175 MB/s and 6,800 MB/s write; random IO reaches 640K IOPS for read and 630K for writes.
At its launch, the SSD was priced at 189 USD. The warranty length is set to five years, which is an excellent warranty period. Mushkin guarantees an endurance rating of 700 TBW, a typical value for consumer SSDs.