Samsung 990 EVO Plus 4TB (MZ-V9S4T0BW) is an NVMe solid-state drive for expanding storage in a client PC. Its 4TB capacity provides room for a large collection of files, applications and projects on one drive.
The drive uses the M.2 2280 form factor and supports PCIe 4.0 x4 or PCIe 5.0 x2 with NVMe 2.0. Samsung lists sequential speeds of up to 7,250 MB/s read and 6,300 MB/s write; actual performance depends on system hardware and configuration. Samsung V-NAND TLC and HMB cache memory are part of the drive’s storage design.
Its maximum listed dimensions are 80.15 × 22.15 × 2.38 mm, with a maximum weight of 9.0 g.