Average Bench: 19.3% (222nd of 639)

Based on 1,818 user benchmarks.  Device: VID 0781 PID 558a Model: SanDisk Ultra
Poor: 7%Average: 19.3% Great: 32%

Terrible average bench

The SanDisk Ultra 64GB averaged 80.6% 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 Random Mixed IO Speed 1.91MB/s
Avg. 4K Random Write Speed 1.24MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra 64GB is 25%. This is a relatively narrow range which indicates that the SanDisk Ultra 64GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 12.5MB/s
Avg. Sequential Write Speed 16.7MB/s
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Average Bench

(Based on 1,818 samples)
Min Avg Max
23.2 Read 79.4 160
6.2 Write 16.7 23.2
5.72 Mixed 21.3 31.2
5.47 SusWrite 12.5 17.3
33.5% 32.5 MB/s
Min Avg Max
1.1 4K Read 5.23 8.1
0.2 4K Write 1.24 2.2
0.4 4K Mixed 1.91 2.9
127% 2.79 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
40GB free, PID 558a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 17 16 12 12 9.5 11 MB/s
Read 165
Write 16.5
Mixed 18.6
SusWrite 12.8
46% 53.1 MB/s
4K Read 7.1
4K Write 0.8
4K Mixed 1.8
115% 3.23 MB/s
14GB free, PID 558a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 15 15 10 11 9.6 9.1 MB/s
Read 161
Write 21.2
Mixed 28.6
SusWrite 11.7
51% 55.5 MB/s
4K Read 7.8
4K Write 1
4K Mixed 2.4
145% 3.73 MB/s
25GB free, PID 558a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 18 16 18 18 18 13 MB/s
Read 134
Write 18
Mixed 29.6
SusWrite 16.8
48% 49.5 MB/s
4K Read 3.8
4K Write 1.4
4K Mixed 2.2
137% 2.47 MB/s
50GB free, PID 558a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 15 10 11 10 13 10 MB/s
Read 150
Write 15.3
Mixed 26.7
SusWrite 11.8
46% 50.8 MB/s
4K Read 6
4K Write 0.5
4K Mixed 0.8
66% 2.43 MB/s
57GB free, PID 558a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 17 18 17 18 17 17 MB/s
Read 35.7
Write 11.4
Mixed 20.2
SusWrite 17.5
26% 21.2 MB/s
4K Read 5.5
4K Write 2.9
4K Mixed 3.3
231% 3.9 MB/s
26GB free, PID 558a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 23 24 23 24 10 7.7 MB/s
Read 35.3
Write 23
Mixed 25.7
SusWrite 18.7
33% 25.7 MB/s
4K Read 3.5
4K Write 2
4K Mixed 1.8
142% 2.43 MB/s
1,818 MORE »
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.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
USB Flash Drive Rankings (Price vs Performance) June 2021 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 i5-11400F $220Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11600K $259Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i7-11700K $380Nvidia RTX 3080 $700Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $94SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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