TEST
YOUR USB

ASMT (ExtHD)

2105 512GB

▲ 500 ▼

Release date ≈ Q3 2015.

Average Bench: 127% (3rd of 639)

Based on 25 user benchmarks.  Device: VID 174c PID 55aa Model: ASMT 2105
Poor: 24%Average: 127% Great: 224%

Outstanding average bench

The ASMT 2105 512GB averaged 27.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the ASMT 2105 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 28.6MB/s
Avg. 4K Random Write Speed 18.9MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the ASMT 2105 512GB is 200%. This is a particularly wide range which indicates that the ASMT 2105 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 183MB/s
Avg. 4K Random Read Speed 14MB/s
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Average Bench

(Based on 25 samples)
Rank 3127%
Min Avg Max
25.7 Read 183 402
17.4 Write 182 407
21.1 Mixed 168 402
7 SusWrite 139 392
227% 168 MB/s
Min Avg Max
4.8 4K Read 14 24.5
4.9 4K Write 18.9 34.3
3.34 4K Mixed 11.8 24
1,096% 14.9 MB/s
Min Avg Max
8.1 DQ Read 17.9 26
12.3 DQ Write 28.6 48.6
8.5 DQ Mixed 15.8 29.6
1,576% 20.8 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
442GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 338 375 376 381 377 373 MB/s
221% Outstanding
Read 392
Write 376
Mixed 347
SusWrite 370
505% 371 MB/s
4K Read 24.5
4K Write 25.4
4K Mixed 24
1,771% 24.6 MB/s
DQ Read 26
DQ Write 32.2
DQ Mixed 28.4
2,158% 28.9 MB/s
111GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 275 370 371 376 377 364 MB/s
202% Outstanding
Read 282
Write 311
Mixed 217
SusWrite 356
402% 291 MB/s
4K Read 17.9
4K Write 25.8
4K Mixed 19.2
1,597% 21 MB/s
DQ Read 20
DQ Write 36.6
DQ Mixed 22.3
2,078% 26.3 MB/s
293GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 171 163 178 178 168 165 MB/s
122% Outstanding
Read 76.2
Write 155
Mixed 166
SusWrite 171
210% 142 MB/s
4K Read 19.5
4K Write 22.4
4K Mixed 19.3
1,491% 20.4 MB/s
DQ Read 25.3
DQ Write 38.3
DQ Mixed 29.6
2,403% 31.1 MB/s
476GB free, PID 55aa
Operating at USB 2.1 Speed
SusWrite @10s intervals: 38 38 38 38 38 38 MB/s
64.1% Good
Read 38.1
Write 37
Mixed 37.9
SusWrite 38.3
52% 37.8 MB/s
4K Read 10.8
4K Write 15.5
4K Mixed 12.6
996% 13 MB/s
DQ Read 11.9
DQ Write 15.6
DQ Mixed 13
1,017% 13.5 MB/s
477GB free, PID 55aa
Operating at USB 2.1 Speed
SusWrite @10s intervals: 38 36 37 37 37 38 MB/s
37.9% Below average
Read 35
Write 35
Mixed 34.5
SusWrite 37
49% 35.4 MB/s
4K Read 12.3
4K Write 7.1
4K Mixed 7.8
552% 9.07 MB/s
25 MORE »
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  • Best user rated - User sentiment trumps benchmarks for this comparison.
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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