Written analysis
WD_BLACK 1TB SN850P at a glance
The WD_BLACK 1TB SN850P is a 1000 GB M.2 2280 SSD using PCIe 4.0 x4, NVMe 1.4. Cache is listed as Host-Memory-Buffer (HMB).
Rated sequential throughput is 7300 MB/s read and 6300 MB/s write. Random throughput is 800K read IOPS and 1100K write IOPS. The calculated specification score is 69.5.
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.
Current value
At $225, the drive costs $224.99 per TB. Performance / price is 46.3 and capacity value is 46.3. Compare these values with nearby drives below; interface generation and headline speed alone do not determine value.
Discussion
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