Average Bench: 60.8% (13th of 639)

Based on 473 user benchmarks.  Device: VID 1058 PID 0a10 Model: WD My Book Duo 0A10
Poor: 11%Average: 60.8% Great: 98%

Above average average bench

The WD My Book Duo 0A10 8TB averaged 39.1% 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. Sustained Write Speed 163MB/s
Avg. Sequential Write Speed 133MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WD My Book Duo 0A10 8TB is 86.7%. This is a particularly wide range which indicates that the WD My Book Duo 0A10 8TB performs inconsistently under varying real world conditions.


Avg. 4K Random Read Speed 1.09MB/s
Avg. 4K Random Mixed IO Speed 0.5MB/s

Average Bench

(Based on 473 samples)
Min Avg Max
30.4 Read 161 270
24.2 Write 133 233
23.2 Mixed 66.3 117
21.1 SusWrite 163 277
172% 131 MB/s
Min Avg Max
0.5 4K Read 1.09 1.9
0.3 4K Write 0.77 1.7
0.2 4K Mixed 0.5 1.1
46.9% 0.78 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
530GB free, PID 0a10
Operating at USB 3.0 Speed
SusWrite @10s intervals: 288 287 289 288 289 293 MB/s
Read 182
Write 193
Mixed 77.2
SusWrite 289
255% 185 MB/s
4K Read 1.1
4K Write 0.6
4K Mixed 0.4
38% 0.7 MB/s
519GB free, PID 0a10
Operating at USB 3.0 Speed
SusWrite @10s intervals: 281 282 284 280 288 288 MB/s
Read 148
Write 144
Mixed 47.7
SusWrite 284
216% 156 MB/s
4K Read 0.8
4K Write 0.5
4K Mixed 0.4
34% 0.57 MB/s
530GB free, PID 0a10
Operating at USB 3.0 Speed
SusWrite @10s intervals: 257 260 265 257 261 260 MB/s
Read 181
Write 188
Mixed 85.9
SusWrite 260
244% 179 MB/s
4K Read 1
4K Write 0.6
4K Mixed 0.5
41% 0.7 MB/s
857GB free, PID 0a10
Operating at USB 3.0 Speed
SusWrite @10s intervals: 164 178 174 173 173 174 MB/s
Read 207
Write 178
Mixed 57.3
SusWrite 173
198% 154 MB/s
4K Read 0.8
4K Write 0.6
4K Mixed 0.4
37% 0.6 MB/s
473 MORE »
How Fast Is Your USB? (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.

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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.
USB Flash Drive Rankings (Price vs Performance) December 2022 USB Rankings.

We highlight the best USB flash drive in terms of balanced performance and value for money using current prices, sequential read, sequential write , 4k read and 4k write speed. The speeds are combined to form a single effective speed which measures performance for tasks such as copying photos, music and videos. Effective speed is adjusted by current price and capacity to yield value for money. Finally thousands of individual user ratings are used to validate our benchmark figures. [USBFlashPro]


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.


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

See how consistently different USBs 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 i5-13600K $320Nvidia RTX 3070 $530Crucial MX500 250GB $37
Intel Core i5-12400F $170Nvidia RTX 3060-Ti $470Samsung 850 Evo 120GB $106
Intel Core i7-12700K $322Nvidia RTX 3050 $295Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3000 C15 2x8GB $50SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $29Corsair Vengeance LPX DDR4 3200 C16 2x8GB $53SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $50G.SKILL Trident Z DDR4 3200 C14 4x16GB $453SanDisk Ultra Fit 32GB $16
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