Lexar PSSD D70E

Lexar PSSD D70E

Lexar
36 Overall Score
vs
Western Digital WD_BLACK SN850X

Western Digital WD_BLACK SN850X

Western Digital
99 Overall Score

What Buyers Say

Lexar PSSD D70E

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
Lexar
57
Western Digital
96
Console
Lexar
17
Western Digital
95
Gaming
Lexar
25
Western Digital
95
Workstation
Lexar
31
Western Digital
94
Laptop
Lexar
21
Western Digital
83
Portable
Lexar
62
Western Digital
25

Specifications

Lexar PSSD D70EWestern Digital WD_BLACK SN850X
Drive
Capacity
1,000
4,000
Form FactorExternalM.2 2280
InterfaceUSB 3.2 Gen 2x2PCIe 4.0 x4
Protocol—NVMe
PCIe Generation—4★
External✓✗
Performance
Sequential Read (MB/s)
2,000
7,300
Sequential Write (MB/s)
1,800
6,600
Random Read (IOPS)No data
1,200,000
Random Write (IOPS)No data
1,100,000
Hardware
NAND—TLC★
DRAM Cache—✓★
Reliability
Endurance (TBW)No data
2,400
MTBF (hours)No data
1,750,000
Warranty (years)—3★
Features
Heatsink—✓★

Pros & Cons

Lexar PSSD D70E

  • Below average random (3rd percentile)3rd %ile
  • Below average feature (14th percentile)14th %ile
  • Below average endurance (14th percentile)14th %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 5 of 6 usage categories and 12 of 16 specs.

Lexar PSSD D70E Better at:

Portable

Western Digital WD_BLACK SN850X Better at:

BudgetGamingLaptopConsoleWorkstation