The MSI Spatium M580 Frozr 4TB is a solid-state drive in the M.2 2280 form factor, launched in January 2024. It is only available in the 4 TB capacity listed on this page. With the rest of the system, the MSI Spatium M580 Frozr 4TB interfaces using a PCI-Express 5.0 x4 connection. The SSD controller is the PS5026-E26 from Phison, a DRAM cache chip is available. MSI has installed 232-layer TLC NAND flash on the Spatium M580 Frozr 4TB, the flash chips are made by Micron. To improve write speeds, a pseudo-SLC cache is used, so bursts of incoming writes are processed more quickly. The cache is sized at 400 GB, once it is full, writes complete at 4000 MB/s. Copying data out of the SLC cache (folding) completes at 1000 MB/s. Thanks to support for the fast PCI-Express 5.0 interface, performance is excellent. The Spatium M580 Frozr 4TB is rated for sequential read speeds of up to 14,100 MB/s and 12,600 MB/s write.
At its launch, the SSD was priced at 515 USD. The warranty length is set to five years, which is an excellent warranty period. MSI guarantees an endurance rating of 3000 TBW, a typical value for consumer SSDs.