TEST
YOUR USB

JMicron (ExtHD)

Generic DISK03 129,986.5TB

▲ 500 ▼

Release date ≈ Q4 2019.

Average Bench: 38.2% (48th of 639)

Based on 42 user benchmarks.  Device: VID 152d PID 0567 Model: JMicron Generic DISK03
Poor: 14%Average: 38.2% Great: 67%

Poor average bench

The JMicron Generic DISK03 129,986.5TB averaged 61.8% 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 19.8MB/s
Avg. 4K-64Thread Mixed IO Speed 8.95MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the JMicron Generic DISK03 129,986.5TB is 53.4%. This is a relatively wide range which indicates that the JMicron Generic DISK03 129,986.5TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 3.35MB/s
Avg. Sustained Write Speed 49.1MB/s
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Average Bench

(Based on 42 samples)
Rank 4838.2%
Min Avg Max
30.1 Read 123 296
24.4 Write 121 305
23.6 Mixed 78.5 178
0 SusWrite 49.1 175
120% 92.9 MB/s
Min Avg Max
0.6 4K Read 3.35 13.3
0.7 4K Write 2.89 22.2
0.2 4K Mixed 1.29 16.4
155% 2.51 MB/s
Min Avg Max
0.5 DQ Read 7.95 15.4
10.7 DQ Write 19.8 28.9
1.1 DQ Mixed 8.95 16.8
1,007% 12.2 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
310GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 112 97 81 77 76 60 MB/s
138% Outstanding
Read 252
Write 352
Mixed 132
SusWrite 83.8
270% 205 MB/s
4K Read 14.5
4K Write 26
4K Mixed 18.5
1,567% 19.7 MB/s
DQ Read 16.6
DQ Write 29.6
DQ Mixed 17.9
1,677% 21.4 MB/s
3.5TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 133 133 135 135 137 138 MB/s
69.6% Good
Read 162
Write 104
Mixed 81.2
SusWrite 135
156% 121 MB/s
4K Read 0.6
4K Write 5.4
4K Mixed 1.4
234% 2.47 MB/s
1.5TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 115 120 119 116 118 116 MB/s
63% Good
Read 223
Write 229
Mixed 115
SusWrite 117
222% 171 MB/s
4K Read 0.9
4K Write 1.6
4K Mixed 0.9
88% 1.13 MB/s
8.5TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 22 21 20 21 21 25 MB/s
51.7% Above average
Read 202
Write 203
Mixed 119
SusWrite 21.5
171% 136 MB/s
4K Read 0.9
4K Write 5.7
4K Mixed 0.7
221% 2.43 MB/s
410GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 42 41 43 43 43 43 MB/s
42.7% Average
Read 207
Write 44.2
Mixed 60.9
SusWrite 42.4
93% 88.6 MB/s
4K Read 5.5
4K Write 0.7
4K Mixed 0.9
75% 2.37 MB/s
7TB free, PID 0567
Operating at USB 2.1 Speed
SusWrite @10s intervals: 33 34 34 33 33 33 MB/s
18.1% Very poor
Read 53.4
Write 35.4
Mixed 34.8
SusWrite 33.2
50% 39.2 MB/s
4K Read 1.7
4K Write 0.9
4K Mixed 0.4
50% 1 MB/s
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