TEST
YOUR USB

JMicron (ExtHD)

Generic DISK02 129,986.5TB

▲ 500 ▼

Release date ≈ Q3 2017.

Average Bench: 41.7% (37th of 639)

Based on 45 user benchmarks.  Device: VID 152d PID 0567 Model: JMicron Generic DISK02
Poor: 12%Average: 41.7% Great: 74%

Below average average bench

The JMicron Generic DISK02 129,986.5TB averaged 58.3% 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 19.5MB/s
Avg. 4K-64Thread Mixed IO Speed 9.5MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the JMicron Generic DISK02 129,986.5TB is 62.5%. This is a particularly wide range which indicates that the JMicron Generic DISK02 129,986.5TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 2.86MB/s
Avg. Sequential Read Speed 122MB/s
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Average Bench

(Based on 45 samples)
Rank 3741.7%
Min Avg Max
27.2 Read 122 352
22.8 Write 125 348
24.5 Mixed 82 346
0 SusWrite 62 207
129% 97.9 MB/s
Min Avg Max
0.5 4K Read 2.86 15.1
0.4 4K Write 3.01 22.9
0.1 4K Mixed 1.27 18.5
156% 2.38 MB/s
Min Avg Max
0.6 DQ Read 8.7 16.8
10.9 DQ Write 19.5 28.1
1.1 DQ Mixed 9.5 17.9
1,019% 12.6 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1.5TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 115 120 119 116 118 116 MB/s
62.7% Good
Read 225
Write 235
Mixed 109
SusWrite 117
222% 171 MB/s
4K Read 0.8
4K Write 1.4
4K Mixed 0.9
81% 1.03 MB/s
465GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 86 90 91 88 90 88 MB/s
42.1% Average
Read 106
Write 103
Mixed 48.8
SusWrite 88.9
114% 86.6 MB/s
4K Read 0.8
4K Write 2.3
4K Mixed 0.9
112% 1.33 MB/s
501GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 74 3 15 20 9.9 3.4 MB/s
27.6% Poor
Read 111
Write 103
Mixed 47.5
SusWrite 20.8
87% 70.6 MB/s
4K Read 0.8
4K Write 2.2
4K Mixed 0.9
108% 1.3 MB/s
2TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 22 12 16 18 17 23 MB/s
26.7% Poor
Read 60.2
Write 108
Mixed 87
SusWrite 17.9
96% 68.2 MB/s
4K Read 2.2
4K Write 4.4
4K Mixed 0.6
178% 2.4 MB/s
122GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 5.3 6.5 4.3 1.2 1.1 0.6 MB/s
24.6% Poor
Read 114
Write 117
Mixed 99.2
SusWrite 3.1
107% 83.5 MB/s
4K Read 1.4
4K Write 2.3
4K Mixed 1.1
121% 1.6 MB/s
5TB free, PID 0567
Operating at USB 2.1 Speed
SusWrite @10s intervals: 0.2 MB/s
11.3% Very poor
Read 56.2
Write 28.2
Mixed 32.3
SusWrite 0.1
34% 29.2 MB/s
4K Read 1.5
4K Write 0.9
4K Mixed 0.4
50% 0.93 MB/s
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