SAMSUNG 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2 2280

Written analysis

SAMSUNG 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2 2280 at a glance

The SAMSUNG 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2 2280 is a 4000 GB M.2 2280 SSD using PCIe 5.0 x2, NVMe 2.0. The controller is Piccolo (S4LY022). Flash type is TLC 236-layer. Cache is listed as Host-Memory-Buffer (HMB).

Rated sequential throughput is 7250 MB/s read and 6300 MB/s write. Random throughput is 1050K read IOPS and 1400K write IOPS. The calculated specification score is 71.7.

Best fit: General storage workloads where compatibility and price matter more than peak transfer rates.

Endurance and thermals

Rated endurance is 2400 TBW, or approximately 600 TBW per TB of capacity. The listed warranty is 5 years. Active power is listed at 4.9 W, with 1.0 W idle. Check the drive and motherboard guidance to determine whether a heatsink is recommended for sustained transfers.

Current value

At $610, the drive costs $152.50 per TB. Performance / price is 17.6 and capacity value is 70.5. Compare these values with nearby drives below; interface generation and headline speed alone do not determine value.