Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280

Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280

Western Digital
100 Overall Score
vs
fanxiang S201 128GB SATA III M.2 2280

fanxiang S201 128GB SATA III M.2 2280

fanxiang
39 Overall Score

What Buyers Say

Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280

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

fanxiang S201 128GB SATA III M.2 2280

No customer feedback yet

Scores

Laptop
Western Digital
98
fanxiang
31
Workstation
Western Digital
95
fanxiang
37
Gaming
Western Digital
95
fanxiang
22
Console
Western Digital
91
fanxiang
10
Budget
Western Digital
83
fanxiang
62
Portable
Western Digital
25
fanxiang
8

Specifications

Western Digital Black SN850Xfanxiang S201
Drive
Capacity
4,000
128
Form FactorM.2 2280M.2 2280
InterfacePCIe 4.0 x4SATA III
ProtocolNVMeSATA
PCIe Generation4★—
External✗✗
Performance
Sequential Read (MB/s)
7,300
550
Sequential Write (MB/s)
6,600
480
Random Read (IOPS)
1,200,000
No data
Random Write (IOPS)
1,100,000
No data
Hardware
NANDTLCTLC
DRAM Cache✓★✗
ControllerWD 20-82-20035-B1—
Reliability
Endurance (TBW)
2,400
300
MTBF (hours)
1,750,000
No data
Warranty (years)5★3
Features
Heatsink✗✗
Hardware Encryption✗—

Pros & Cons

Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280

  • Strong random (95th percentile)95th %ile
  • Strong social proof (95th percentile)95th %ile
  • Strong user sentiment (94th percentile)94th %ile
  • Strong capacity (93rd percentile)93rd %ile
  • Below average affordability (12th percentile)12th %ile

fanxiang S201 128GB SATA III M.2 2280

  • Strong affordability (97th percentile)97th %ile
  • Strong endurance (94th percentile)94th %ile
  • Below average capacity (7th percentile)7th %ile
  • Below average random (22nd percentile)
  • Below average speed (25th percentile)

Verdict

★ Winner: Western Digital Black SN850X

Scores 100 overall, wins 6 of 6 usage categories and 10 of 18 specs.

Western Digital Black SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation