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
HUADISK 1TB SSD PCIe 4.0 x4 NVMe M.2 2280

HUADISK 1TB SSD PCIe 4.0 x4 NVMe M.2 2280

HUADISK
60 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

HUADISK 1TB SSD PCIe 4.0 x4 NVMe M.2 2280

No customer feedback yet

Scores

Laptop
Western Digital
97
HUADISK
59
Workstation
Western Digital
95
HUADISK
50
Gaming
Western Digital
95
HUADISK
55
Console
Western Digital
91
HUADISK
54
Budget
Western Digital
82
HUADISK
69
Portable
Western Digital
25
HUADISK
15

Specifications

Western Digital Black SN850XHUADISK 1TB SSD
Drive
Capacity
4,000
1,000
Form FactorM.2 2280M.2 2280
InterfacePCIe 4.0 x4PCIe 4.0 x4
ProtocolNVMeNVMe
PCIe Generation44
External✗✗
Performance
Sequential Read (MB/s)
7,300
7,200
Sequential Write (MB/s)
6,600
6,400
Random Read (IOPS)
1,200,000
720,000
Random Write (IOPS)
1,100,000
800,000
Hardware
NANDTLC★QLC
DRAM Cache✓★✗
ControllerWD 20-82-20035-B1—
Reliability
Endurance (TBW)
2,400
600
MTBF (hours)
1,750,000
1,000,000
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 (95th percentile)95th %ile
  • Strong capacity (93rd percentile)93rd %ile
  • Below average affordability (11th percentile)11th %ile

HUADISK 1TB SSD PCIe 4.0 x4 NVMe M.2 2280

  • Strong random (91st percentile)91st %ile
  • Strong speed (85th percentile)85th %ile
  • Strong endurance (80th percentile)80th %ile
  • Below average feature (33rd percentile)
  • Below average social proof (35th 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