Average Bench: 76% (6th of 639)

Based on 1,131 user benchmarks.  Device: VID 0781 PID 5588 Model: SanDisk ExtremePro
Poor: 19%Average: 76% Great: 121%

Good average bench

The SanDisk Extreme Pro USB 3.0 128GB averaged 23.9% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the SanDisk Extreme Pro USB 3.0 128GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 11.2MB/s
Avg. 4K Random Write Speed 8.39MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the SanDisk Extreme Pro USB 3.0 128GB is 102%. This is a particularly wide range which indicates that the SanDisk Extreme Pro USB 3.0 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 8.3MB/s
Avg. Sequential Mixed IO Speed 59.6MB/s
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Average Bench

(Based on 1,131 samples)
Min Avg Max
15.3 Read 159 250
8.05 Write 99.1 216
2.5 Mixed 59.6 175
9.98 SusWrite 119 227
138% 109 MB/s
Min Avg Max
2.43 4K Read 8.3 12.4
0.43 4K Write 8.39 11.7
2.04 4K Mixed 5.89 8.8
516% 7.53 MB/s
Min Avg Max
8.51 DQ Read 11 13
8.14 DQ Write 11.2 12.7
3.41 DQ Mixed 8.01 10.5
695% 10.1 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
15GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 227 239 239 239 236 234 MB/s
Read 251
Write 227
Mixed 76
SusWrite 236
258% 197 MB/s
4K Read 10.5
4K Write 11.6
4K Mixed 8.5
723% 10.2 MB/s
DQ Read 11.1
DQ Write 12.4
DQ Mixed 9.9
800% 11.1 MB/s
48GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 44 7.3 93 105 144 72 MB/s
Read 0.2
Write 8.2
Mixed 55.3
SusWrite 77.6
57% 35.3 MB/s
4K Read 5.6
4K Write 10.8
4K Mixed 7.9
657% 8.1 MB/s
DQ Read 12
DQ Write 12
DQ Mixed 9.6
779% 11.2 MB/s
50GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 14 15 84 117 38 97 MB/s
Read 34.5
Write 0.3
Mixed 0.2
SusWrite 60.9
30% 24 MB/s
4K Read 0.1
4K Write 4.6
4K Mixed 6.5
378% 3.73 MB/s
1,131 MORE »

 Prices

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How Fast Is Your USB? (Bench your build) Size up your PC in less than a minute.

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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USB Flash Drive Rankings (Price vs Performance) December 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

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 $145Nvidia GTX 1660S (Super) $260Crucial MX500 250GB $45
Intel Core i5-9600K $200AMD RX 590 $180Samsung 850 Evo 120GB $58
Intel Core i7-9700K $369Nvidia GTX 1650S (Super) $160Samsung 850 Pro 512GB $230
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $65SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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