Average Bench: 57.8% (18th of 639)

Based on 436 user benchmarks.  Device: VID 0781 PID 5588 Model: SanDisk Extreme Pro
Poor: 19%Average: 57.8% Great: 122%

Average average bench

The SanDisk Extreme Pro USB 3.1 256GB averaged 42.1% 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 10.4MB/s
Avg. 4K-64Thread Mixed IO Speed 8.85MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the SanDisk Extreme Pro USB 3.1 256GB is 103%. This is a particularly wide range which indicates that the SanDisk Extreme Pro USB 3.1 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 39.1MB/s
Avg. Sequential Read Speed 125MB/s
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Average Bench

(Based on 436 samples)
Min Avg Max
24.7 Read 125 282
7.67 Write 61.4 200
1.7 Mixed 39.1 151
16 SusWrite 85 264
95.2% 77.5 MB/s
Min Avg Max
3.79 4K Read 8.12 12.1
0.09 4K Write 6.28 11.7
1 4K Mixed 6.04 9.51
449% 6.81 MB/s
Min Avg Max
7.73 DQ Read 10.9 13.5
3.27 DQ Write 10.4 12.7
5.81 DQ Mixed 8.85 11.4
694% 10 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
436 MORE »

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Welcome to our 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 value for money upgrades.

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  • - CPU tests include: integer, floating and string
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USB Flash Drive Rankings (Price vs Performance) May 2024 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

4 years ago.

Fastest and most stable USB I've ever used, perfect for USB OS installations as it performs almost the same as an internal hard drive.


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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 i5-12600K $165Nvidia RTX 4060 $293Crucial MX500 250GB $39
Intel Core i5-13600K $273Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i3-12100F $80Nvidia RTX 4070 $542Samsung 870 Evo 250GB $45
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $39SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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