TEST
YOUR USB

KESU (ExtHD)

USB 3.1 SSD 512GB

▲ 500 ▼

Release date ≈ Q3 2021.

Average Bench: 170% (1st of 639)

Based on 5 user benchmarks.  Device: VID 0000 PID 0000 Model: KESU USB 3.1 SSD
Poor: 123%Average: 170% Great: 253%

Outstanding average bench

The KESU USB 3.1 SSD 512GB averaged 70.4% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the KESU USB 3.1 SSD 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 39.6MB/s
Avg. 4K Random Write Speed 20.8MB/s

Unknown consistency

There are too few samples to reasonably determine how consistently this USB perfroms. This result should be interpreted with caution.

Weaknesses

Avg. 4K Random Read Speed 17.3MB/s
Avg. 4K-64Thread Read Speed 18.5MB/s
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Average Bench

(Based on 5 samples)
Rank 1170%
Min Avg Max
409 Read 433 452
336 Write 358 382
23.4 Mixed 213 351
128 SusWrite 182 363
374% 296 MB/s
Min Avg Max
15.2 4K Read 17.3 19.3
9.3 4K Write 20.8 48.7
1.2 4K Mixed 6.18 14.7
983% 14.8 MB/s
Min Avg Max
18.2 DQ Read 18.5 18.9
20 DQ Write 39.6 65.9
0.9 DQ Mixed 7.46 16.8
1,669% 21.9 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
286GB free, PID 0000
SusWrite @10s intervals: 267 328 201 45 45 44 MB/s
253% Outstanding
Read 452
Write 382
Mixed 340
SusWrite 155
427% 332 MB/s
4K Read 17.8
4K Write 48.7
4K Mixed 14.7
2,222% 27.1 MB/s
DQ Read 18.3
DQ Write 63.2
DQ Mixed 16.2
2,769% 32.6 MB/s
359GB free, PID 0000
SusWrite @10s intervals: 387 349 301 369 382 388 MB/s
215% Outstanding
Read 438
Write 353
Mixed 351
SusWrite 363
501% 376 MB/s
4K Read 18.1
4K Write 22.3
4K Mixed 12.5
1,251% 17.6 MB/s
DQ Read 18.9
DQ Write 65.9
DQ Mixed 16.8
2,883% 33.9 MB/s
286GB free, PID 0000
SusWrite @10s intervals: 73 337 260 31 32 33 MB/s
132% Outstanding
Read 437
Write 349
Mixed 36.9
SusWrite 128
278% 238 MB/s
4K Read 16.2
4K Write 12.2
4K Mixed 1.2
516% 9.87 MB/s
DQ Read 18.9
DQ Write 25.8
DQ Mixed 0.9
978% 15.2 MB/s
294GB free, PID 0000
SusWrite @10s intervals: 241 287 129 47 44 31 MB/s
128% Outstanding
Read 409
Write 368
Mixed 317
SusWrite 130
395% 306 MB/s
4K Read 19.3
4K Write 11.6
4K Mixed 1.2
507% 10.7 MB/s
DQ Read 18.3
DQ Write 20
DQ Mixed 2.1
820% 13.5 MB/s
296GB free, PID 0000
SusWrite @10s intervals: 261 310 113 46 31 32 MB/s
123% Outstanding
Read 428
Write 336
Mixed 23.4
SusWrite 132
268% 230 MB/s
4K Read 15.2
4K Write 9.3
4K Mixed 1.3
417% 8.6 MB/s
DQ Read 18.2
DQ Write 23.1
DQ Mixed 1.3
897% 14.2 MB/s
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Group Test Results

  • 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.

 Comments

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