Average Bench: 12.2% (383rd of 639)

Based on 219 user benchmarks.  Device: VID 125f PID db8a Model: ADATA USB Flash Drive
Poor: 7%Average: 12.2% Great: 22%

Terrible average bench

The Adata DashDrive UV128 USB 3.0 8GB averaged 87.7% 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.

Strengths

Avg. 4K Random Read Speed 5.43MB/s
Avg. 4K Random Write Speed 0.38MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Adata DashDrive UV128 USB 3.0 8GB is just 15%. This is a relatively narrow range which indicates that the Adata DashDrive UV128 USB 3.0 8GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 8.58MB/s
Avg. Sustained Write Speed 9.4MB/s
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Average Bench

(Based on 219 samples)
Min Avg Max
24.5 Read 54.4 118
4.41 Write 8.58 15.7
5.19 Mixed 11.1 18.9
4.86 SusWrite 9.4 25.5
20.6% 20.9 MB/s
Min Avg Max
2.5 4K Read 5.43 10.2
0.01 4K Write 0.38 0.76
0.004 4K Mixed 0.35 0.9
45.1% 2.05 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 7 9.5 9.5 9.5 9.5 9.5 MB/s
Read 65.8
Write 9.7
Mixed 9.7
SusWrite 9.1
22% 23.6 MB/s
4K Read 5.8
4K Write 0.5
4K Mixed 1.2
79% 2.5 MB/s
2GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 10 11 11 10 11 11 MB/s
Read 57.2
Write 8.8
Mixed 18.6
SusWrite 10.7
25% 23.8 MB/s
4K Read 2.1
4K Write 0.2
4K Mixed 0.7
38% 1 MB/s
3GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 11 10 9.9 9.8 10 10 MB/s
Read 34.6
Write 11.5
Mixed 22.8
SusWrite 10.1
24% 19.7 MB/s
4K Read 4.6
4K Write 0.7
4K Mixed 1.2
82% 2.17 MB/s
4GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 4.8 10 10 10 10 10 MB/s
Read 35.7
Write 10.3
Mixed 8.7
SusWrite 9.4
17% 16 MB/s
4K Read 8.5
4K Write 0.2
4K Mixed 0.3
48% 3 MB/s
4GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 6.7 9.8 10 10 10 8.5 MB/s
Read 33
Write 8.8
Mixed 4.3
SusWrite 9.2
14% 13.8 MB/s
4K Read 4.4
4K Write 0.4
4K Mixed 0.6
50% 1.8 MB/s
2GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 5.4 7.6 8.3 8.4 8.4 8.4 MB/s
Read 27
Write 8.5
Mixed 7
SusWrite 7.7
14% 12.6 MB/s
4K Read 5.5
4K Write 0.3
4K Mixed 0.4
44% 2.07 MB/s
2GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 10 10 10 10 10 10 MB/s
Read 1.7
Write 11.3
Mixed 9
SusWrite 10.2
13% 8.05 MB/s
4K Read 5.7
4K Write 0.4
4K Mixed 0.6
55% 2.23 MB/s
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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]

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