TEST
YOUR USB

ASMT (ExtHD)

ASM1156-PM 250GB

▲ 500 ▼

Release date ≈ Q3 2017.

Average Bench: 55.3% (20th of 639)

Based on 11 user benchmarks.  Device: VID 174c PID 55aa Model: ASMT ASM1156-PM
Poor: 13%Average: 55.3% Great: 126%

Average average bench

The ASMT ASM1156-PM 250GB averaged 44.6% 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-64Thread Write Speed 45.9MB/s
Avg. 4K-64Thread Mixed IO Speed 27.2MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the ASMT ASM1156-PM 250GB is 113%. This is a particularly wide range which indicates that the ASMT ASM1156-PM 250GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 5.14MB/s
Avg. Sequential Read Speed 102MB/s
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Average Bench

(Based on 11 samples)
Rank 2055.3%
Min Avg Max
28.2 Read 102 333
14.5 Write 92.4 288
21.7 Mixed 78.8 291
9.7 SusWrite 92.4 246
123% 91.4 MB/s
Min Avg Max
0.4 4K Read 5.14 22.4
1 4K Write 6.94 44.4
0.24 4K Mixed 5.19 29.4
432% 5.76 MB/s
Min Avg Max
15.7 DQ Read 22 28.4
19.8 DQ Write 45.9 72
16.9 DQ Mixed 27.2 37.6
2,570% 31.7 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
102GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 234 289 301 199 37 49 MB/s
228% Outstanding
Read 314
Write 288
Mixed 281
SusWrite 185
355% 267 MB/s
4K Read 22.4
4K Write 44.4
4K Mixed 29.4
2,593% 32.1 MB/s
DQ Read 28.4
DQ Write 72
DQ Mixed 37.6
3,833% 46 MB/s
56GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 229 232 240 254 252 266 MB/s
126% Outstanding
Read 333
Write 258
Mixed 291
SusWrite 246
374% 282 MB/s
4K Read 16.1
4K Write 6.7
4K Mixed 10.3
638% 11 MB/s
18GB free, PID 55aa
Operating at USB 2.1 Speed
SusWrite @10s intervals: 30 33 33 33 34 34 MB/s
59.9% Above average
Read 36.6
Write 37.8
Mixed 36.6
SusWrite 33
49% 36 MB/s
4K Read 13.4
4K Write 14.4
4K Mixed 13.2
988% 13.7 MB/s
DQ Read 15.7
DQ Write 19.8
DQ Mixed 16.9
1,306% 17.5 MB/s
109GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 60 60 60 60 60 60 MB/s
24.9% Poor
Read 59
Write 14.5
Mixed 37.8
SusWrite 60
55% 42.8 MB/s
4K Read 0.7
4K Write 1
4K Mixed 0.8
64% 0.83 MB/s
201GB free, PID 55aa
Operating at USB 2.1 Speed
SusWrite @10s intervals: 9.9 9.8 9.7 9.6 10 9.4 MB/s
12.8% Very poor
Read 47.5
Write 44
Mixed 31.8
SusWrite 9.7
42% 33.2 MB/s
4K Read 0.6
4K Write 1.2
4K Mixed 0.7
67% 0.83 MB/s
27GB free, PID 55aa
Operating at USB 2.1 Speed
SusWrite @10s intervals: 22 22 22 22 21 21 MB/s
12.3% Very poor
Read 30.5
Write 20
Mixed 22
SusWrite 21.4
31% 23.5 MB/s
4K Read 0.6
4K Write 1
4K Mixed 0.7
60% 0.77 MB/s
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