WD WD Black SN850X 2TB vs WD WD Red SA500 2TB
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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 530)
- •WD WD Red SA500 2TB has higher Endurance (TBW) (1,300 vs 1,200)
Full spec comparison
Spec
WD WD Black SN850X 2TB
WD WD Red SA500 2TB
Performance
Capacity2000 GB2000 GB
InterfacePCIe 4.0 x4SATA III
Form factorM.2 22802.5-inch
ProtocolNVMe 1.4AHCI
Sequential read7,300▲560
Sequential write6,300▲530
Reliability
Endurance (TBW)1,2001,300▲
DRAM cacheYesYes
NAND type3D TLC3D TLC
Warranty5 years5 years