Samsung 990 PRO 1TB vs WD WD Red SA500 2TB
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Key differences
- •Samsung 990 PRO 1TB has higher Sequential read (7,450 vs 560)
- •Samsung 990 PRO 1TB has higher Sequential write (6,900 vs 530)
- •WD WD Red SA500 2TB has higher Endurance (TBW) (1,300 vs 600)
- •WD WD Red SA500 2TB has higher Capacity (2000 GB vs 1000 GB)
Full spec comparison
Spec
Samsung 990 PRO 1TB
WD WD Red SA500 2TB
Performance
Capacity1000 GB2000 GB▲
InterfacePCIe 4.0 x4SATA III
Form factorM.2 22802.5-inch
ProtocolNVMe 2.0AHCI
Sequential read7,450▲560
Sequential write6,900▲530
Reliability
Endurance (TBW)6001,300▲
DRAM cacheYesYes
NAND type3D TLC V-NAND3D TLC
Warranty5 years5 years