TEST
YOUR USB

USB (ExtHD)

3.0 240GB

▲ 500 ▼

Release date ≈ Q1 2018.

Average Bench: 131% (3rd of 639)

Based on 6 user benchmarks.  Device: VID 0080 PID a001 Model: USB 3.0
Poor: 38%Average: 131% Great: 240%

Outstanding average bench

The USB 3.0 240GB averaged 31.3% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the USB 3.0 240GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 33.7MB/s
Avg. 4K Random Write Speed 24.7MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the USB 3.0 240GB is 202%. This is a particularly wide range which indicates that the USB 3.0 240GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 67.2MB/s
Avg. Sequential Read Speed 182MB/s
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Average Bench

(Based on 6 samples)
Rank 3131%
Min Avg Max
34.5 Read 182 390
27.6 Write 150 384
32.2 Mixed 162 382
29.4 SusWrite 67.2 98.7
183% 140 MB/s
Min Avg Max
8 4K Read 16.3 22.8
8 4K Write 24.7 41.3
1.1 4K Mixed 12.9 22.2
1,338% 18 MB/s
Min Avg Max
11.5 DQ Read 20 25.9
16.2 DQ Write 33.7 47.8
7.41 DQ Mixed 17.4 23.3
1,812% 23.7 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
222GB free, PID a001
Operating at USB 3.0 Speed
240% Outstanding
Read 390
Write 384
Mixed 382
497% 385 MB/s
4K Read 22.8
4K Write 30.8
4K Mixed 16.5
1,692% 23.3 MB/s
DQ Read 25.9
DQ Write 38.9
DQ Mixed 16.4
1,976% 27.1 MB/s
208GB free, PID a001
Operating at USB 3.0 Speed
SusWrite @10s intervals: 83 76 79 74 75 72 MB/s
170% Outstanding
Read 168
Write 105
Mixed 135
SusWrite 76.8
155% 121 MB/s
4K Read 19.6
4K Write 40.5
4K Mixed 22.2
2,205% 27.4 MB/s
DQ Read 21.5
DQ Write 47.8
DQ Mixed 23.3
2,498% 30.9 MB/s
122GB free, PID a001
Operating at USB 3.0 Speed
SusWrite @10s intervals: 62 64 64 64 64 64 MB/s
170% Outstanding
Read 168
Write 87.2
Mixed 135
SusWrite 63.8
143% 114 MB/s
4K Read 18.9
4K Write 41.3
4K Mixed 22.2
2,230% 27.5 MB/s
DQ Read 21.7
DQ Write 47.8
DQ Mixed 23.3
2,499% 30.9 MB/s
124GB free, PID a001
Operating at USB 3.0 Speed
SusWrite @10s intervals: 180 181 63 53 45 71 MB/s
102% Outstanding
Read 294
Write 257
Mixed 254
SusWrite 98.7
294% 226 MB/s
4K Read 17.5
4K Write 11.1
4K Mixed 1.1
480% 9.9 MB/s
DQ Read 19.4
DQ Write 17.9
DQ Mixed 16.5
1,242% 17.9 MB/s
223GB free, PID a001
Operating at USB 2.1 Speed
67.5% Good
Read 38.8
Write 40.5
Mixed 35.2
49% 38.2 MB/s
4K Read 11.1
4K Write 16.4
4K Mixed 7.33
849% 11.6 MB/s
DQ Read 11.5
DQ Write 16.2
DQ Mixed 7.41
848% 11.7 MB/s
39GB free, PID a001
Operating at USB 2.1 Speed
SusWrite @10s intervals: 29 30 28 30 30 MB/s
37.9% Below average
Read 34.5
Write 27.6
Mixed 32.2
SusWrite 29.4
42% 30.9 MB/s
4K Read 8
4K Write 8
4K Mixed 8
574% 8 MB/s
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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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