Samsung 990 Pro 1 TB

Written analysis

Samsung 990 Pro 1 TB at a glance

The Samsung 990 Pro 1 TB is a 1000 GB M.2 2280 SSD using PCIe 4.0 x4, NVMe 2.0. The controller is Samsung S4LV008 (Pascal). Flash type is 3D TLC. Cache is listed as LPDDR4.

Rated sequential throughput is 7450 MB/s read and 6900 MB/s write. Random throughput is 1400K read IOPS and 1550K write IOPS. The calculated specification score is 77.6.

Best fit: Mainstream desktop and laptop upgrades balancing speed, capacity, and cost.

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 5.4 W, with 0.8 W idle. Check the drive and motherboard guidance to determine whether a heatsink is recommended for sustained transfers.

Current value

At $240, the drive costs $239.99 per TB. Performance / price is 48.5 and capacity value is 48.5. Compare these values with nearby drives below; interface generation and headline speed alone do not determine value.