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
Team Group SSD PCIe 4.0 x4 NVMe M.2 2280

Team Group SSD PCIe 4.0 x4 NVMe M.2 2280

Team Group
74 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

Team Group SSD PCIe 4.0 x4 NVMe M.2 2280

No customer feedback yet

Scores

Laptop
Western Digital
98
Team Group
66
Workstation
Western Digital
95
Team Group
69
Gaming
Western Digital
95
Team Group
71
Console
Western Digital
91
Team Group
58
Budget
Western Digital
83
Team Group
76
Portable
Western Digital
25
Team Group
19

Specifications

Western Digital Black SN850XTeam Group SSD
Drive
Capacity
4,000
2,000
Form FactorM.2 2280M.2 2280
InterfacePCIe 4.0 x4PCIe 4.0 x4
ProtocolNVMeNVMe
PCIe Generation44
External✗✗
Performance
Sequential Read (MB/s)
7,300
5,000
Sequential Write (MB/s)
6,600
3,000
Random Read (IOPS)
1,200,000
No data
Random Write (IOPS)
1,100,000
545,000
Hardware
NANDTLCSLC★
DRAM Cache✓★✗
ControllerWD 20-82-20035-B1—
Reliability
Endurance (TBW)
2,400
640
MTBF (hours)
1,750,000
2,000,000
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 (11th percentile)11th %ile

Team Group SSD PCIe 4.0 x4 NVMe M.2 2280

  • Strong feature (87th percentile)87th %ile
  • Strong random (83rd percentile)83rd %ile
  • Strong capacity (78th percentile)
  • Strong endurance (70th percentile)
  • Below average social proof (34th percentile)

Verdict

★ Winner: Western Digital Black SN850X

Scores 100 overall, wins 6 of 6 usage categories and 8 of 18 specs.

Western Digital Black SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation