Western Digital WD Black SN850X

Western Digital WD Black SN850X

Western Digital
99 Overall Score
vs
Western Digital SSD

Western Digital SSD

Western Digital
57 Overall Score

What Buyers Say

Western Digital WD Black SN850X

92 out of 100 medium confidence 17 reviews

The WD Black SN850X is highly praised for its blazing speed, reliability, and value, often compared favorably to pricier alternatives like Samsung and Solidigm. Users report excellent performance in gaming (especially PS5) and general use, with a few concerns about potential issues mitigated by firmware updates. Overall, it's seen as a top-tier NVMe drive, especially when on sale.

Pros
  • Blazing fast speeds
  • Excellent value for money
  • Reliable high-capacity storage
  • Great for PS5
  • Easy installation
Cons
  • Potential firmware issues
  • No heatsink included
  • Pricey when not on sale
👍 Speed 6
👍 Value for money 4
👍 Reliability 4
👍 Ps5 compatibility 3
👎 Firmware concerns 2
👍 Installation 2

Western Digital SSD

No customer feedback yet

Scores

Budget
Western Digital
96
Western Digital
55
Console
Western Digital
95
Western Digital
22
Gaming
Western Digital
95
Western Digital
45
Workstation
Western Digital
94
Western Digital
52
Laptop
Western Digital
82
Western Digital
59
Portable
Western Digital
25
Western Digital
13

Specifications

Western Digital WD Black SN850XWestern Digital SSD
Drive
Capacity
4,000
250
Form FactorM.2 2280M.2 2280
InterfacePCIe 4.0 x4PCIe 3.0 x4
ProtocolNVMeNVMe
PCIe Generation4★3
External✗✗
Performance
Sequential Read (MB/s)
7,300
2,400
Sequential Write (MB/s)
6,600
2,600
Random Read (IOPS)
1,200,000
170,000
Random Write (IOPS)
1,100,000
135,000
Hardware
NANDTLCTLC
DRAM Cache✓★✗
Reliability
Endurance (TBW)
2,400
150
MTBF (hours)
1,750,000
1,700,000
Warranty (years)3★—
Features
Heatsink✓★—

Pros & Cons

Western Digital WD Black SN850X

  • Strong social proof (95th percentile)95th %ile
  • Strong random (95th percentile)95th %ile
  • Strong user sentiment (95th percentile)95th %ile
  • Strong feature (94th percentile)94th %ile

Western Digital SSD

  • Strong social proof (88th percentile)88th %ile
  • Strong random (77th percentile)
  • Strong endurance (70th percentile)
  • Below average capacity (13th percentile)13th %ile

Verdict

★ Winner: Western Digital WD Black SN850X

Scores 99 overall, wins 6 of 6 usage categories and 11 of 16 specs.

Western Digital WD Black SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation