Average Bench: 10.2% (417th of 639)

Based on 60 user benchmarks.  Device: VID 125f PID dc1a Model: ADATA USB Flash Drive

Terrible average bench

The Adata DashDrive UV150 USB 3.0 8GB averaged 89.8% 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. 4K Random Read Speed 5.35MB/s
Avg. 4K Random Write Speed 0.31MB/s

Excellent consistency

The range of scores (95th - 5th percentile) for the Adata DashDrive UV150 USB 3.0 8GB is just 9.84%. This is an extremely narrow range which indicates that the Adata DashDrive UV150 USB 3.0 8GB performs superbly consistently under varying real world conditions.


Avg. Sequential Write Speed 10.5MB/s
Avg. Sequential Mixed IO Speed 11.8MB/s

Average Bench

(Based on 60 samples)
Min Avg Max
21.4 Read 39.2 91.7
4.77 Write 10.5 16.2
2.21 Mixed 11.8 22.3
20.6% 20.5 MB/s
Min Avg Max
0.59 4K Read 5.35 9.35
0.04 4K Write 0.31 0.73
0.01 4K Mixed 0.22 0.59
37.7% 1.96 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2GB free, PID dc1a
Operating at USB 3.0 Speed
Read 70.2
Write 11.6
Mixed 20.8
33% 34.2 MB/s
4K Read 5.53
4K Write 0.73
4K Mixed 0.59
66% 2.28 MB/s
3GB free, PID dc1a
Operating at USB 3.0 Speed
Read 38.9
Write 20.5
Mixed 26.6
34% 28.6 MB/s
4K Read 6.61
4K Write 0.13
4K Mixed 0.23
37% 2.32 MB/s
3GB free, PID dc1a
Operating at USB 2.1 Speed
Read 35.3
Write 16.2
Mixed 7.42
20% 19.7 MB/s
4K Read 6.23
4K Write 0.29
4K Mixed 0.07
36% 2.2 MB/s
4GB free, PID dc1a
Operating at USB 2.1 Speed
Read 33
Write 15.9
Mixed 7.94
20% 19 MB/s
4K Read 4.8
4K Write 0.3
4K Mixed 0.08
31% 1.73 MB/s
2GB free, PID dc1a
Operating at USB 2.1 Speed
Read 31.7
Write 9.72
Mixed 8.74
17% 16.7 MB/s
4K Read 3.67
4K Write 0.66
4K Mixed 0.41
50% 1.58 MB/s
7GB free, PID dc1a
Operating at USB 2.1 Speed
Read 28.9
Write 6.11
Mixed 6.02
13% 13.7 MB/s
4K Read 3.01
4K Write 0.47
4K Mixed 0.12
31% 1.2 MB/s
3GB free, PID dc1a
Operating at USB 2.1 Speed
Read 32.5
Write 5.06
Mixed 7.59
14% 15 MB/s
4K Read 3.23
4K Write 0.008
4K Mixed 0.02
13% 1.09 MB/s
60 MORE »


AmazonUS $1020 months
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Typical DashDrive UV150 USB 3.0 8GB Builds (Compare 1,016 builds) See popular component choices, score breakdowns and rankings.
Gaming 11%
Tree trunk
Desktop 42%
Speed boat
Workstation 27%

Motherboard: Asrock N68C-GS FX

EDIT WITH CUSTOM PC BUILDER Value: 81% - Excellent Total price: $70

Popular DashDrive UV150 USB 3.0 8GB compatible motherboards:

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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
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  • - See speed test results from other users.
  • - Compare your components to the highest voted in class.
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  • - Share your opinion by voting.
USB Flash Drive Rankings (Price vs Performance) May 2018 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.
  • Fastest real world speed - Real World Speed measures performance for typical flash usage patterns.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.


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

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