Average Bench: 27.6% (120th of 639)

Based on 1,641 user benchmarks.  Device: VID 0781 PID 5590 Model: SanDisk Ultra
Poor: 11%Average: 27.6% Great: 54%

Very poor average bench

The SanDisk Ultra 64GB averaged 72.4% 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 Write Speed 2.06MB/s
Avg. 4K Random Mixed IO Speed 1.56MB/s

Average consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra 64GB is 42.2%. This is a relatively wide range which indicates that the SanDisk Ultra 64GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 20.5MB/s
Avg. 4K Random Read Speed 4.63MB/s
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Average Bench

(Based on 1,641 samples)
Min Avg Max
26.7 Read 86 156
8.73 Write 37.7 104
12.7 Mixed 46 117
9.14 SusWrite 20.5 38.9
56.1% 47.6 MB/s
Min Avg Max
2.6 4K Read 4.63 7.46
0.6 4K Write 2.06 3.18
0.5 4K Mixed 1.56 3.2
140% 2.75 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
10GB free, PID 5590
Operating at USB 3.0 Speed
SusWrite @10s intervals: 92 14 25 28 31 31 MB/s
Read 128
Write 97.7
Mixed 101
SusWrite 36.9
116% 91 MB/s
4K Read 3.3
4K Write 2.4
4K Mixed 3
196% 2.9 MB/s
50GB free, PID 5590
Operating at USB 3.0 Speed
SusWrite @10s intervals: 35 29 29 31 25 27 MB/s
Read 141
Write 20.2
Mixed 28.7
SusWrite 29.2
55% 54.8 MB/s
4K Read 4.9
4K Write 1.7
4K Mixed 2.6
164% 3.07 MB/s
42GB free, PID 5590
Operating at USB 3.0 Speed
SusWrite @10s intervals: 26 7.4 13 19 11 9.9 MB/s
Read 88.3
Write 33.8
Mixed 34
SusWrite 14.4
48% 42.6 MB/s
4K Read 2.2
4K Write 2.2
4K Mixed 1.1
120% 1.83 MB/s
19GB free, PID 5590
Operating at USB 2.1 Speed
SusWrite @10s intervals: 9.3 11 12 9.2 11 11 MB/s
Read 37
Write 7
Mixed 20.2
SusWrite 10.4
21% 18.6 MB/s
4K Read 6
4K Write 2.9
4K Mixed 2.5
206% 3.8 MB/s
27GB free, PID 5590
Operating at USB 2.1 Speed
SusWrite @10s intervals: 18 18 18 18 18 6.4 MB/s
Read 29.4
Write 18.2
Mixed 22.4
SusWrite 16.3
28% 21.6 MB/s
4K Read 3.2
4K Write 2.1
4K Mixed 2.2
158% 2.5 MB/s
42GB free, PID 5590
Operating at USB 2.1 Speed
SusWrite @10s intervals: 20 21 21 21 16 4.5 MB/s
Read 32.8
Write 18.8
Mixed 22.8
SusWrite 17.2
29% 22.9 MB/s
4K Read 3.1
4K Write 1.6
4K Mixed 2.7
158% 2.47 MB/s
27GB free, PID 5590
Operating at USB 2.1 Speed
SusWrite @10s intervals: 11 13 15 15 15 16 MB/s
Read 24.5
Write 15.7
Mixed 18.7
SusWrite 14.2
24% 18.3 MB/s
4K Read 2.6
4K Write 1.6
4K Mixed 1.9
129% 2.03 MB/s
1,641 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.

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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.
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  • - Share your opinion by voting.
USB Flash Drive Rankings (Price vs Performance) September 2018 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 i7-8700K $370Nvidia GTX 1070 $370Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $269Samsung 850 Evo 500GB $115
Intel Core i5-8600K $260AMD RX 480 $280Samsung 850 Pro 256GB $161
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $145SanDisk Extreme 64GB $80
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $869SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $155SanDisk Ultra Fit 32GB $11
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