ADATA Legend 860

ADATA Legend 860

ADATA
68 Overall Score
vs
Western Digital WD_BLACK SN850X

Western Digital WD_BLACK SN850X

Western Digital
95 Overall Score

Scores

Laptop
ADATA
59
Western Digital
100
Budget
ADATA
65
Western Digital
98
Gaming
ADATA
63
Western Digital
95
Workstation
ADATA
65
Western Digital
95
Console
ADATA
65
Western Digital
91
Portable
ADATA
17
Western Digital
25

Specifications

ADATA Legend 860Western Digital WD_BLACK SN850X
Drive
Capacity
1,000
4,000
Form FactorM.2 2280M.2 2280
InterfacePCIe 4.0 x4PCIe 4.0 x4
ProtocolNVMeNVMe
PCIe Generation44
External✗✗
Performance
Sequential Read (MB/s)
6,000
7,300
Sequential Write (MB/s)
5,000
6,600
Random Read (IOPS)No data
1,200,000
Random Write (IOPS)No data
1,100,000
Hardware
NANDTLCTLC
DRAM Cache✗✓★
ControllerSMI SM2264WD 20-82-20035-B1
Reliability
Endurance (TBW)
640
2,400
MTBF (hours)
2,000,000
1,750,000
Warranty (years)35★
Features
Heatsink✓★✗
Hardware Encryption✓★✗

Pros & Cons

ADATA Legend 860

  • Strong endurance (90th percentile)90th %ile
  • Strong feature (87th percentile)87th %ile
  • Strong speed (77th percentile)
  • Below average social proof (15th percentile)15th %ile

Western Digital WD_BLACK SN850X

  • Strong social proof (100th percentile)100th %ile
  • Strong random (95th percentile)95th %ile
  • Strong capacity (93rd percentile)93rd %ile
  • Strong feature (89th percentile)89th %ile

Verdict

★ Winner: Western Digital WD_BLACK SN850X

Scores 95 overall, wins 6 of 6 usage categories and 8 of 18 specs.

Western Digital WD_BLACK SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation