WD WD Black SN850X 2TB vs WD WD Red SN700 2TB
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Key differences
- •WD WD Black SN850X 2TB has higher Sequential read (7,300 vs 3,430)
- •WD WD Black SN850X 2TB has higher Sequential write (6,300 vs 3,000)
- •WD WD Red SN700 2TB has higher Endurance (TBW) (2,500 vs 1,200)
Full spec comparison
Spec
WD WD Black SN850X 2TB
WD WD Red SN700 2TB
Performance
Capacity2000 GB2000 GB
InterfacePCIe 4.0 x4PCIe 3.0 x4
Form factorM.2 2280M.2 2280
ProtocolNVMe 1.4NVMe 1.3
Sequential read7,300▲3,430
Sequential write6,300▲3,000
Reliability
Endurance (TBW)1,2002,500▲
DRAM cacheYesYes
NAND type3D TLC3D TLC
Warranty5 years5 years