TEST
YOUR USB

KINGSTON (ExtHD)

SA400S37960 960GB

▲ 500 ▼

Release date ≈ Q2 2021.

Average Bench: 261% (1st of 639)

Based on 2 user benchmarks.  Device: VID 2109 PID 0715 Model: KINGSTON SA400S37960
Poor: 183%Average: 261% Great: 339%

Outstanding average bench

The KINGSTON SA400S37960 960GB averaged 161.2% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the KINGSTON SA400S37960 960GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 46MB/s
Avg. 4K Random Write Speed 44.5MB/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. Sequential Read Speed 273MB/s
Avg. Sequential Write Speed 158MB/s
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Average Bench

(Based on 2 samples)
Rank 1261%
Min Avg Max
189 Read 273 356
107 Write 158 208
112 Mixed 242 372
326 SusWrite 363 401
352% 259 MB/s
Min Avg Max
17.5 4K Read 24.4 31.3
20.9 4K Write 44.5 68.1
12.8 4K Mixed 25.4 38
2468% 31.4 MB/s
Min Avg Max
11.9 DQ Read 23.1 34.3
17.4 DQ Write 46 74.6
14.9 DQ Mixed 28.2 41.5
2,610% 32.4 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
272GB free, PID 0715
Operating at USB 3.1 Speed
SusWrite @10s intervals: 276 407 420 419 328 103 MB/s
339% Outstanding
Read 356
Write 208
Mixed 372
SusWrite 326
423% 315 MB/s
4K Read 31.3
4K Write 68.1
4K Mixed 38
3,725% 45.8 MB/s
DQ Read 34.3
DQ Write 74.6
DQ Mixed 41.5
4,076% 50.1 MB/s
400GB free, PID 0715
Operating at USB 3.1 Speed
SusWrite @10s intervals: 318 401 404 407 445 429 MB/s
183% Outstanding
Read 189
Write 107
Mixed 112
SusWrite 401
280% 202 MB/s
4K Read 17.5
4K Write 20.9
4K Mixed 12.8
1,211% 17.1 MB/s
DQ Read 11.9
DQ Write 17.4
DQ Mixed 14.9
1,143% 14.7 MB/s
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We highlight the best USB flash drive in terms of balanced performance and value for money using current prices, sequential read, sequential write , 4k read and 4k write speed. The speeds are combined to form a single effective speed which measures performance for tasks such as copying photos, music and videos. Effective speed is adjusted by current price and capacity to yield value for money. Finally thousands of individual user ratings are used to validate our benchmark figures. [USBFlashPro]

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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.

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