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
XPG SPECTRIX S65G 1TB PCIe 4.0 x4 NVMe M.2 2280

XPG SPECTRIX S65G 1TB PCIe 4.0 x4 NVMe M.2 2280

XPG
64 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

XPG SPECTRIX S65G 1TB PCIe 4.0 x4 NVMe M.2 2280

No customer feedback yet

Scores

Laptop
Western Digital
98
XPG
53
Budget
Western Digital
97
XPG
51
Workstation
Western Digital
95
XPG
69
Gaming
Western Digital
95
XPG
63
Console
Western Digital
91
XPG
62
Portable
Western Digital
25
XPG
15

Specifications

Western Digital Black SN850XXPG SPECTRIX S65G
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
6,000
Sequential Write (MB/s)
6,600
4,000
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
320
MTBF (hours)
1,750,000
2,000,000
Warranty (years)55
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

XPG SPECTRIX S65G 1TB PCIe 4.0 x4 NVMe M.2 2280

  • Strong feature (99th percentile)99th %ile
  • Strong random (81st percentile)81st %ile
  • Strong endurance (76th percentile)
  • Strong speed (76th percentile)
  • Below average social proof (1st percentile)1st %ile

Verdict

★ Winner: Western Digital Black SN850X

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

Western Digital Black SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation