Samsung 990 PRO 1TB 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 1TB has higher Sequential read (7,450 vs 5,150)
- •Samsung 990 PRO 1TB has higher Sequential write (6,900 vs 4,900)
Full spec comparison
Spec
Samsung 990 PRO 1TB
WD WD Black SN770 1TB
Performance
Capacity1000 GB1000 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)600600
DRAM cacheYesNo
NAND type3D TLC V-NAND3D TLC
Warranty5 years5 years