TEST
YOUR USB

JMicron (ExtHD)

Tech 120GB

▲ 500 ▼

Release date ≈ Q3 2016.

Average Bench: 117% (3rd of 639)

Based on 31 user benchmarks.  Device: VID 152d PID 0578 Model: JMicron Tech
Poor: 11%Average: 117% Great: 209%

Outstanding average bench

The JMicron Tech 120GB averaged 17.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the JMicron Tech 120GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 36.3MB/s
Avg. 4K Random Write Speed 21.3MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the JMicron Tech 120GB is 198%. This is a particularly wide range which indicates that the JMicron Tech 120GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 191MB/s
Avg. Sustained Write Speed 84.5MB/s
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Average Bench

(Based on 31 samples)
Rank 3117%
Min Avg Max
0.7 Read 191 337
0.7 Write 125 334
0.7 Mixed 135 316
0.8 SusWrite 84.5 166
170% 134 MB/s
Min Avg Max
0.3 4K Read 13.8 26.7
0.4 4K Write 21.3 71.8
0.17 4K Mixed 11.7 24.8
1,173% 15.6 MB/s
Min Avg Max
13.2 DQ Read 21.1 28.7
10.8 DQ Write 36.3 80.1
0.6 DQ Mixed 18.4 28
1,940% 25.3 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
23GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 123 136 139 135 132 134 MB/s
147% Outstanding
Read 303
Write 151
Mixed 200
SusWrite 133
245% 197 MB/s
4K Read 19.8
4K Write 22.5
4K Mixed 20.7
1,543% 21 MB/s
DQ Read 22.7
DQ Write 38.3
DQ Mixed 25
2,237% 28.7 MB/s
111GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 191 76 59 58 53 57 MB/s
134% Outstanding
Read 256
Write 217
Mixed 224
SusWrite 82.1
253% 195 MB/s
4K Read 16.8
4K Write 24.3
4K Mixed 19.1
1,538% 20.1 MB/s
DQ Read 21.3
DQ Write 37.1
DQ Mixed 24.8
2,184% 27.7 MB/s
20GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 199 74 58 54 52 50 MB/s
118% Outstanding
Read 237
Write 214
Mixed 213
SusWrite 81.3
244% 186 MB/s
4K Read 15.4
4K Write 20.4
4K Mixed 18.2
1,370% 18 MB/s
DQ Read 21
DQ Write 37.5
DQ Mixed 26
2,238% 28.2 MB/s
16GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 70 56 48 55 60 44 MB/s
118% Outstanding
Read 242
Write 76.1
Mixed 138
SusWrite 55.8
149% 128 MB/s
4K Read 11.3
4K Write 22
4K Mixed 17.8
1,396% 17 MB/s
DQ Read 20.4
DQ Write 25.8
DQ Mixed 21.1
1,671% 22.4 MB/s
15GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 194 81 56 52 52 52 MB/s
105% Outstanding
Read 193
Write 161
Mixed 171
SusWrite 81.3
198% 152 MB/s
4K Read 12.6
4K Write 18.4
4K Mixed 15.9
1,213% 15.6 MB/s
DQ Read 20.5
DQ Write 34.9
DQ Mixed 25.1
2,117% 26.8 MB/s
23GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 96 76 82 65 50 82 MB/s
93.6% Outstanding
Read 347
Write 222
Mixed 130
SusWrite 75.1
229% 194 MB/s
4K Read 11.2
4K Write 7.9
4K Mixed 9.1
620% 9.4 MB/s
44GB free (System drive), PID 0578
Operating at USB 2.1 Speed
SusWrite @10s intervals: 28 28 27 25 24 22 MB/s
22.6% Poor
Read 57.7
Write 26.2
Mixed 29.6
SusWrite 25.6
42% 34.8 MB/s
4K Read 13.2
4K Write 1.8
4K Mixed 7
348% 7.33 MB/s
31GB free, PID 0578
Operating at USB 2.1 Speed
SusWrite @10s intervals: 35 39 37 34 33 34 MB/s
17.1% Very poor
Read 52.8
Write 28.3
Mixed 19.4
SusWrite 35.2
42% 33.9 MB/s
4K Read 0.9
4K Write 0.5
4K Mixed 0.5
37% 0.63 MB/s
31 MORE »
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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