Adata AS102P-8G-RGY (Flash)

S102 Pro USB 3.0 8GB

Average Bench: 11.8% (395th of 639)

Based on 219 user benchmarks.  Device: VID 125f PID 312b Model: ADATA USB Flash Drive
Poor: 7%Average: 11.8% Great: 22%

Terrible average bench

The Adata S102 Pro USB 3.0 8GB averaged 88.2% 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 4.65MB/s
Avg. 4K Random Write Speed 0.45MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Adata S102 Pro USB 3.0 8GB is just 15.7%. This is a relatively narrow range which indicates that the Adata S102 Pro USB 3.0 8GB performs reasonably consistently under varying real world conditions.


Avg. Sequential Write Speed 11.7MB/s
Avg. Sustained Write Speed 12.1MB/s

Average Bench

(Based on 219 samples)
Min Avg Max
13.4 Read 46.4 103
5.58 Write 11.7 19.9
5.7 Mixed 13.3 23.5
9.95 SusWrite 12.1 17.6
22.6% 20.9 MB/s
Min Avg Max
0.6 4K Read 4.65 9.32
0 4K Write 0.45 1.01
0 4K Mixed 0.33 1.12
43.8% 1.81 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2GB free, PID 312b
Operating at USB 3.0 Speed
SusWrite @10s intervals: 8.9 9.5 12 12 12 12 MB/s
Read 74.2
Write 12.9
Mixed 13.3
SusWrite 11.4
27% 28 MB/s
4K Read 2.1
4K Write 0.6
4K Mixed 0.1
32% 0.93 MB/s
5GB free, PID 312b
Operating at USB 3.0 Speed
SusWrite @10s intervals: 11 11 11 11 11 11 MB/s
Read 74.3
Write 11.5
Mixed 18.5
SusWrite 11.3
29% 28.9 MB/s
4K Read 4.1
4K Write 0
4K Mixed 0.9
46% 1.67 MB/s
6GB free, PID 312b
Operating at USB 3.0 Speed
SusWrite @10s intervals: 11 11 11 11 11 11 MB/s
Read 60
Write 7
Mixed 10.7
SusWrite 11.1
22% 22.2 MB/s
4K Read 6.2
4K Write 0.5
4K Mixed 0.3
50% 2.33 MB/s
4GB free, PID 312b
Operating at USB 2.1 Speed
SusWrite @10s intervals: 10 10 10 10 10 10 MB/s
Read 37.1
Write 4.7
Mixed 9
SusWrite 10.3
16% 15.3 MB/s
4K Read 5.7
4K Write 0.2
4K Mixed 0.5
45% 2.13 MB/s
219 MORE »


AmazonUS $153 years
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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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