WD WD Black SN850X 2TB vs WD WD Blue SA510 1TB
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Key differences
- •WD WD Black SN850X 2TB has higher Sequential read (7,300 vs 560)
- •WD WD Black SN850X 2TB has higher Sequential write (6,300 vs 520)
- •WD WD Black SN850X 2TB has higher Endurance (TBW) (1,200 vs 400)
- •WD WD Black SN850X 2TB has higher Capacity (2000 GB vs 1000 GB)
Full spec comparison
Spec
WD WD Black SN850X 2TB
WD WD Blue SA510 1TB
Performance
Capacity2000 GB▲1000 GB
InterfacePCIe 4.0 x4SATA 6Gb/s
Form factorM.2 22802.5"
ProtocolNVMe 1.4AHCI
Sequential read7,300▲560
Sequential write6,300▲520
Reliability
Endurance (TBW)1,200▲400
DRAM cacheYesYes
NAND type3D TLC3D TLC
Warranty5 years5 years