TEST
YOUR USB

KESU (ExtHD)

USB 3.0 250GB

▲ 500 ▼

Release date ≈ Q3 2018.

Average Bench: 32.4% (73rd of 639)

Based on 551 user benchmarks.  Device: VID 0000 PID 0000 Model: KESU USB 3.0
Poor: 16%Average: 32.4% Great: 39%

Poor average bench

The KESU USB 3.0 250GB averaged 67.6% 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 26MB/s
Avg. 4K-64Thread Mixed IO Speed 24MB/s

Good consistency

The range of scores (95th - 5th percentile) for the KESU USB 3.0 250GB is 22.9%. This is a relatively narrow range which indicates that the KESU USB 3.0 250GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.62MB/s
Avg. Sequential Read Speed 77MB/s
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Average Bench

(Based on 551 samples)
Rank 7332.4%
Min Avg Max
37.4 Read 77 96.3
32.7 Write 78.2 95.6
26.7 Mixed 45.3 52.5
39.5 SusWrite 77.8 93.4
93.7% 69.6 MB/s
Min Avg Max
0.36 4K Read 0.62 0.7
0.4 4K Write 1.34 1.4
0.5 4K Mixed 0.8 0.8
75% 0.92 MB/s
Min Avg Max
23.3 DQ Read 23.3 23.3
26 DQ Write 26 26
24 DQ Mixed 24 24
1,787% 24.4 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
203GB free, PID 0000
Operating at USB 3.0 Speed
SusWrite @10s intervals: 93 92 92 92 91 88 MB/s
37.9% Below average
Read 93.3
Write 91.1
Mixed 50.4
SusWrite 91.2
109% 81.5 MB/s
4K Read 0.7
4K Write 1.4
4K Mixed 0.8
77% 0.97 MB/s
171GB free, PID 0000
Operating at USB 3.0 Speed
SusWrite @10s intervals: 90 91 91 92 91 91 MB/s
37.6% Below average
Read 91.4
Write 93.1
Mixed 50.4
SusWrite 91.1
110% 81.5 MB/s
4K Read 0.7
4K Write 1.4
4K Mixed 0.8
77% 0.97 MB/s
171GB free, PID 0000
Operating at USB 3.0 Speed
SusWrite @10s intervals: 90 91 90 90 91 90 MB/s
37.5% Below average
Read 94.6
Write 94.1
Mixed 50
SusWrite 90.3
110% 82.2 MB/s
4K Read 0.6
4K Write 1.3
4K Mixed 0.8
74% 0.9 MB/s
171GB free, PID 0000
Operating at USB 3.0 Speed
SusWrite @10s intervals: 90 89 90 90 89 89 MB/s
37.4% Below average
Read 92.9
Write 93.7
Mixed 50.7
SusWrite 89.5
109% 81.7 MB/s
4K Read 0.7
4K Write 1.4
4K Mixed 0.8
77% 0.97 MB/s
171GB free, PID 0000
Operating at USB 3.0 Speed
SusWrite @10s intervals: 90 89 90 90 89 90 MB/s
37.4% Below average
Read 92.4
Write 92.1
Mixed 50.7
SusWrite 89.8
109% 81.2 MB/s
4K Read 0.6
4K Write 1.4
4K Mixed 0.8
77% 0.93 MB/s
171GB free, PID 0000
Operating at USB 3.0 Speed
SusWrite @10s intervals: 87 91 92 92 90 90 MB/s
37.2% Below average
Read 92.1
Write 97
Mixed 50
SusWrite 90.3
111% 82.4 MB/s
4K Read 0.7
4K Write 1.3
4K Mixed 0.8
74% 0.93 MB/s
171GB free, PID 0000
Operating at USB 3.0 Speed
SusWrite @10s intervals: 90 92 90 92 91 89 MB/s
36.8% Below average
Read 88.7
Write 95.5
Mixed 49.7
SusWrite 90.7
110% 81.1 MB/s
4K Read 0.6
4K Write 1.3
4K Mixed 0.8
74% 0.9 MB/s
203GB free, PID 0000
Operating at USB 2.1 Speed
SusWrite @10s intervals: 39 39 39 39 39 39 MB/s
19% Very poor
Read 50.7
Write 38.8
Mixed 19.9
SusWrite 39
48% 37.1 MB/s
4K Read 0.4
4K Write 1
4K Mixed 0.4
49% 0.6 MB/s
551 MORE »
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