SAMSUNG 990 EVO SSD 1TB, PCIe Gen 4x4, Gen 5x2 M.2 2280 NVMe

Written analysis

SAMSUNG 990 EVO SSD 1TB, PCIe Gen 4x4, Gen 5x2 M.2 2280 NVMe at a glance

The SAMSUNG 990 EVO SSD 1TB, PCIe Gen 4x4, Gen 5x2 M.2 2280 NVMe is a 1000 GB M.2 2280 SSD using PCIe 4.0 x4, NVMe 2.0. The controller is Piccolo (S4LY022). Flash type is TLC 133-layer. Cache is listed as Host-Memory-Buffer (HMB).

Rated sequential throughput is 5000 MB/s read and 4200 MB/s write. Random throughput is 680K read IOPS and 800K write IOPS. The calculated specification score is 64.8.

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

Endurance and thermals

Rated endurance is 600 TBW, or approximately 600 TBW per TB of capacity. The listed warranty is 5 years. Active power is listed at 4.6 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 $200, the drive costs $199.90 per TB. Performance / price is 48.6 and capacity value is 48.6. Compare these values with nearby drives below; interface generation and headline speed alone do not determine value.