Samsung 970 EVO

Samsung 970 EVO

Samsung
68 Overall Score
vs
Western Digital WD Black SN850X

Western Digital WD Black SN850X

Western Digital
99 Overall Score

What Buyers Say

Samsung 970 EVO

No customer feedback yet

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

Scores

Budget
Samsung
60
Western Digital
96
Console
Samsung
26
Western Digital
95
Gaming
Samsung
54
Western Digital
95
Workstation
Samsung
70
Western Digital
94
Laptop
Samsung
69
Western Digital
83
Portable
Samsung
16
Western Digital
25

Specifications

Samsung 970 EVOWestern Digital WD Black SN850X
Drive
Capacity
250
4,000
Form FactorM.2 2280M.2 2280
InterfacePCIe 3.0 x4PCIe 4.0 x4
ProtocolNVMeNVMe
PCIe Generation34★
External✗✗
Performance
Sequential Read (MB/s)
3,400
7,300
Sequential Write (MB/s)
2,300
6,600
Random Read (IOPS)
200,000
1,200,000
Random Write (IOPS)
350,000
1,100,000
Hardware
NANDTLCTLC
DRAM Cache✓✓
ControllerPhoenix—
Reliability
Endurance (TBW)
300
2,400
MTBF (hours)
1,500,000
1,750,000
Warranty (years)5★3
Features
Heatsink—✓★
Hardware Encryption✓★—

Pros & Cons

Samsung 970 EVO

  • Strong social proof (96th percentile)96th %ile
  • Strong endurance (95th percentile)95th %ile
  • Strong feature (94th percentile)94th %ile
  • Strong random (83rd percentile)83rd %ile
  • Below average capacity (13th percentile)13th %ile

Western Digital WD Black SN850X

  • Strong social proof (96th percentile)96th %ile
  • Strong random (95th percentile)95th %ile
  • Strong user sentiment (95th percentile)95th %ile
  • Strong feature (94th percentile)94th %ile

Verdict

★ Winner: Western Digital WD Black SN850X

Scores 99 overall, wins 6 of 6 usage categories and 9 of 18 specs.

Western Digital WD Black SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation