Western Digital WD_BLACK SN850X 8TB PCIe 4.0 x4 NVMe M.2 2280

Western Digital WD_BLACK SN850X 8TB PCIe 4.0 x4 NVMe M.2 2280

Western Digital
98 Overall Score
vs
Team Group AX2 1TB SATA III

Team Group AX2 1TB SATA III

Team Group
49 Overall Score

Scores

Workstation
Western Digital
97
Team Group
43
Gaming
Western Digital
94
Team Group
38
Console
Western Digital
94
Team Group
19
Budget
Western Digital
71
Team Group
85
Laptop
Western Digital
73
Team Group
47
Portable
Western Digital
26
Team Group
13

Specifications

Western Digital WD_BLACK SN850XTeam Group AX2
Drive
Capacity
8,000
1,000
Form FactorM.2 22802.5"
InterfacePCIe 4.0 x4SATA III
ProtocolNVMeSATA
PCIe Generation4★—
External✗✗
Performance
Sequential Read (MB/s)
7,200
540
Sequential Write (MB/s)
6,600
490
Random Read (IOPS)
1,200,000
No data
Random Write (IOPS)
1,200,000
No data
Hardware
NANDTLCTLC
DRAM Cache✓★✗
Reliability
Endurance (TBW)
4,800
200
MTBF (hours)
1,750,000
1,000,000
Warranty (years)5★3
Features
Heatsink✓★✗

Pros & Cons

Western Digital WD_BLACK SN850X 8TB PCIe 4.0 x4 NVMe M.2 2280

  • Strong capacity (98th percentile)98th %ile
  • Strong random (96th percentile)96th %ile
  • Strong social proof (95th percentile)95th %ile
  • Strong feature (94th percentile)94th %ile
  • Below average affordability (4th percentile)4th %ile

Team Group AX2 1TB SATA III

  • Strong affordability (70th percentile)
  • Strong social proof (68th percentile)
  • Strong endurance (65th percentile)
  • Below average random (22nd percentile)
  • Below average speed (24th percentile)

Pricing

Team Group AX2 1TB SATA III is £1,135 cheaper (10.1x less).

Western Digital WD_BLACK SN850X 8TB PCIe 4.0 x4 NVMe M.2 22800.077score per dollar
vs
Team Group AX2 1TB SATA III0.392score per dollar

Team Group AX2 1TB SATA III offers 5.1x better value for money

Western Digital WD_BLACK SN850X 8TB PCIe 4.0 x4 NVMe M.2 2280

Team Group AX2 1TB SATA III

Verdict

★ Winner: Western Digital WD_BLACK SN850X

Scores 98 overall, wins 5 of 6 usage categories and 11 of 16 specs.

Western Digital WD_BLACK SN850X Better at:

GamingLaptopConsolePortableWorkstation

Team Group AX2 Better at:

Budget

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