Average Bench: 41.3% (922nd of 1058)

Based on 20 user benchmarks.  Model: WDC WDS2 40G2G0A-00JH

Below average average bench

The WDC WDS2 40G2G0A-00JH 240GB averaged 58.6% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.


Avg. Sequential Read Speed 380MB/s
Avg. 4K Random Read Speed 14.9MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the WDC WDS2 40G2G0A-00JH 240GB is just 16.4%. This is a relatively narrow range which indicates that the WDC WDS2 40G2G0A-00JH 240GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Write Speed 61.5MB/s
Avg. 4K-64Thread Read Speed 76.9MB/s

Average Bench

(Based on 20 samples)
Min Avg Max
309 Read 380 475
32.7 Write 269 391
46.5 Mixed 200 290
67.1 SusWrite 136 185
54.7% 246 MB/s
Min Avg Max
7.3 4K Read 14.9 18.5
2.56 4K Write 20.9 26.7
3.16 4K Mixed 12.7 17.2
49.9% 16.2 MB/s
Min Avg Max
13.8 DQ Read 76.9 110
22.4 DQ Write 61.5 85.5
10.5 DQ Mixed 26.8 42.8
31.6% 55.1 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
102GB free (System drive)
Firmware: UF50
SusWrite @10s intervals: 203 43 75 33 105 20 MB/s
Read 394
Write 272
Mixed 142
SusWrite 79.9
49% 222 MB/s
4K Read 18.4
4K Write 21.3
4K Mixed 13.6
57% 17.8 MB/s
DQ Read 19.8
DQ Write 25.8
DQ Mixed 13.4
13% 19.7 MB/s
188GB free
Firmware: UF22
SusWrite @10s intervals: 231 154 136 133 114 122 MB/s
Read 309
Write 250
Mixed 138
SusWrite 148
47% 211 MB/s
4K Read 7.3
4K Write 17.7
4K Mixed 5.7
28% 10.2 MB/s
DQ Read 90.7
DQ Write 73.5
DQ Mixed 31.1
37% 65.1 MB/s
20 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,100,240 SSDs tested.

Typical WDS2 40G2G0A-00JH 240GB Builds (Compare 1,252 builds) See popular component choices, score breakdowns and rankings.
Gaming 21%
Desktop 67%
Battle cruiser
Workstation 16%

Motherboard: Asrock N68-GS4 FX R2.0

EDIT WITH CUSTOM PC BUILDER Value: 60% - Good Total price: $245

Popular WDS2 40G2G0A-00JH 240GB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
Solid State Drive Rankings (Price vs Performance) September 2021 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.


1058 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 850 Evo 120GB $183
Intel Core i7-11700K $346Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $34Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $28Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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