Samsung 990 PRO 2TB vs WD WD Black SN770 1TB
Affiliate disclosure: As an Amazon Associate, PCTalkTalk Compare earns from qualifying purchases. We may also earn a commission from Newegg and B&H Photo Video links, at no extra cost to you.
Key differences
- •Samsung 990 PRO 2TB has higher Capacity (2000 GB vs 1000 GB)
- •Samsung 990 PRO 2TB has higher Endurance (TBW) (1,200 vs 600)
- •Samsung 990 PRO 2TB has higher Sequential read (7,450 vs 5,150)
- •Samsung 990 PRO 2TB has higher Sequential write (6,900 vs 4,900)
Full spec comparison
Spec
Samsung 990 PRO 2TB
WD WD Black SN770 1TB
Performance
Capacity2000 GB▲1000 GB
InterfacePCIe 4.0 x4PCIe 4.0 x4
Form factorM.2 2280M.2 2280
ProtocolNVMe 2.0NVMe 1.4
Sequential read7,450▲5,150
Sequential write6,900▲4,900
Reliability
Endurance (TBW)1,200▲600
DRAM cacheYesNo
NAND type3D TLC V-NAND3D TLC
Warranty5 years5 years