Average Bench: 63.5% (8th of 639)

Based on 353 user benchmarks.  Device: VID 0781 PID 5588 Model: SanDisk Extreme Pro
Poor: 21%Average: 63.5% Great: 128%

Above average average bench

The SanDisk Extreme Pro USB 3.1 128GB averaged 36.5% 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 10.9MB/s
Avg. 4K-64Thread Mixed IO Speed 9.43MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the SanDisk Extreme Pro USB 3.1 128GB is 107%. This is a particularly wide range which indicates that the SanDisk Extreme Pro USB 3.1 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 122MB/s
Avg. 4K Random Read Speed 7.47MB/s
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Average Bench

(Based on 353 samples)
Min Avg Max
24.1 Read 122 294
12.8 Write 73.7 249
2.88 Mixed 58.1 183
16.6 SusWrite 86.1 266
108% 85 MB/s
Min Avg Max
3.38 4K Read 7.47 11.5
2.3 4K Write 8.22 12.1
2.45 4K Mixed 6.47 10
527% 7.39 MB/s
Min Avg Max
8.85 DQ Read 11.7 15.6
3.4 DQ Write 10.9 13.1
4.9 DQ Mixed 9.43 12.5
735% 10.7 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
26GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 44 64 67 65 89 83 MB/s
Read 108
Write 71.6
Mixed 74.5
SusWrite 68.8
104% 80.7 MB/s
4K Read 8
4K Write 11.6
4K Mixed 7.1
666% 8.9 MB/s
DQ Read 10.3
DQ Write 11.9
DQ Mixed 9.1
752% 10.4 MB/s
353 MORE »

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Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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  • - CPU tests include: integer, floating and string.
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USB Flash Drive Rankings (Price vs Performance) November 2019 USB Rankings.

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.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

Added n/a ago.

Excellent (edit your comment) Add link

10 months ago.

I get consistent 350MB/s write speeds.


Excellent

5 months ago.

el mas rapido de 250 a 300mb/s


Your
opinion?
639 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different USBs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9400F $148Nvidia GTX 1660S (Super) $234Crucial MX500 250GB $45
Intel Core i5-9600K $210Nvidia GTX 1660 $210Samsung 850 Evo 120GB $150
Intel Core i7-9700K $340Nvidia GTX 1660-Ti $260Samsung 860 Evo 250GB $49
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $612SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $75Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Ultra Fit 32GB $14
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