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Western Digital 256GB SSD PCIe 3.0 x4 NVMe M.2

★★★★★ 4.7 (9)
Capacity 256GB
Form Factor M.2
Interface PCIe 3.0 x4
Read Speed 3,150 MB/s
NAND TLC
Endurance 200 TBW
Western Digital 256GB SSD PCIe 3.0 x4 NVMe M.2 ssd
57 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong random (83rd percentile) 83rd
  • Strong endurance (79th percentile) 79th
  • Strong affordability (70th percentile) 70th

Cons

  • Below average capacity (18th percentile)
  • Below average social proof (31st percentile)

The proof

Performance

Performance Percentiles

Speed 58
Random 83.2
Feature 53.5
Capacity 17.9
Endurance 78.6
Social Proof 30.6
Affordability 69.7

Specifications

Full Specifications

Drive

Capacity 256
Form Factor M.2
Interface PCIe 3.0 x4
Protocol NVMe
PCIe Generation 3
External No

Performance

Sequential Read (MB/s) 3150
Sequential Write (MB/s) 2100
Random Read (IOPS) 270000
Random Write (IOPS) 280000

Hardware

NAND TLC

Reliability

Endurance (TBW) 200
MTBF (hours) 1750000

vs Competition

Spec Western Digital 256GB SSD Crucial T500 CT1000T500SSD5 MSI SPATIUM M480 PRO Corsair MP700 Elite Samsung 990 EVO Kingston KC3000
Capacity 256GB 1TB 1TB 1TB 2TB 1TB
Form Factor M.2 M.2 M.2 2280 M.2 2280 M.2 2280 M.2 2280
Interface PCIe 3.0 x4 PCIe 4.0 PCIe 4.0 x4 PCIe 5.0 x4 PCIe 4.0 x4 PCIe 4.0 x4
Seq Read 3,150 MB/s 7,300 MB/s 7,400 MB/s 10,000 MB/s 5,000 MB/s 7,000 MB/s
Nand Type TLC TLC TLC TLC TLC TLC
Dram Cache - true true false false true
Endurance 200 TBW 600 TBW 3000 TBW 600 TBW 1200 TBW 800 TBW
Compare Compare Compare Compare Compare
Product SpeedRandomFeatureCapacityEnduranceSocial ProofAffordability
Western Digital 256GB SSD 5883.253.517.978.630.669.7
Crucial T500 CT1000T500SSD5 Compare 91.496.798.955.68395.456.2
MSI SPATIUM M480 PRO Compare 9481.29455.698.895.443.6
Corsair MP700 Elite Compare 95.297.185.855.687.395.443.6
Samsung 990 EVO Compare 72.690.678.778.68395.455.1
Kingston KC3000 Compare 81.593.39455.69387.241.2

Price

Value & Pricing

From $100 1 offer across 1 retailer
Amazon 1 offer From $100

We started tracking prices for this product on Nov 8, 2026. The chart appears once we have more data.

Usage Scores

Overall (56.9)Budget (73.3)Gaming (43.7)Laptop (55.2)Console (20)Portable (11.6)Workstation (57.5)
  • Overall56.9
  • Budget73.3
  • Gaming43.7
  • Laptop55.2
  • Console20
  • Portable11.6
  • Workstation57.5

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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