Average Bench: 81.4% (6th of 639)

Based on 973 user benchmarks.  Device: VID 0781 PID 5588 Model: SanDisk ExtremePro
Poor: 26%Average: 81.4% Great: 119%

Very good average bench

The SanDisk Extreme Pro USB 3.0 128GB averaged just 18.5% 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 10.8MB/s
Avg. 4K Random Write Speed 9.09MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the SanDisk Extreme Pro USB 3.0 128GB is 92.9%. 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 9.3MB/s
Avg. Sequential Read Speed 180MB/s
ADVERTISEMENT

Average Bench

(Based on 973 samples)
Min Avg Max
29.5 Read 180 251
9.84 Write 109 212
10.1 Mixed 90.7 203
16.9 SusWrite 139 227
166% 130 MB/s
Min Avg Max
4.47 4K Read 9.3 12.9
2.92 4K Write 9.09 11.5
1.97 4K Mixed 4.63 8.5
501% 7.67 MB/s
Min Avg Max
8.61 DQ Read 11.2 13.5
7.17 DQ Write 10.8 12.5
2.95 DQ Mixed 5.54 10.3
598% 9.19 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
53GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 204 222 225 228 235 232 MB/s
Read 248
Write 216
Mixed 66.9
SusWrite 224
245% 189 MB/s
4K Read 12.5
4K Write 11.2
4K Mixed 8.5
716% 10.7 MB/s
DQ Read 12
DQ Write 12.6
DQ Mixed 10.3
823% 11.6 MB/s
64GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 221 222 223 222 222 218 MB/s
Read 237
Write 209
Mixed 76
SusWrite 221
243% 186 MB/s
4K Read 11.7
4K Write 11.5
4K Mixed 7.9
703% 10.4 MB/s
DQ Read 12.2
DQ Write 12.3
DQ Mixed 10.2
810% 11.6 MB/s
23GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 195 222 223 219 228 220 MB/s
Read 244
Write 203
Mixed 70
SusWrite 218
238% 184 MB/s
4K Read 11.7
4K Write 11.2
4K Mixed 8.2
703% 10.4 MB/s
DQ Read 12.6
DQ Write 12.2
DQ Mixed 10.3
812% 11.7 MB/s
23GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 218 232 228 219 232 226 MB/s
Read 220
Write 201
Mixed 75.5
SusWrite 226
239% 181 MB/s
4K Read 11.9
4K Write 11.3
4K Mixed 8.2
707% 10.5 MB/s
DQ Read 11.7
DQ Write 12.2
DQ Mixed 9.6
785% 11.2 MB/s
77GB free, PID 5588
Operating at USB 2.1 Speed
SusWrite @10s intervals: 42 40 37 42 42 42 MB/s
Read 41
Write 41.5
Mixed 31.8
SusWrite 40.7
53% 38.8 MB/s
4K Read 9.3
4K Write 11
4K Mixed 7.5
664% 9.27 MB/s
DQ Read 10.1
DQ Write 11.9
DQ Mixed 8.8
742% 10.3 MB/s
54GB free, PID 5588
Operating at USB 2.1 Speed
SusWrite @10s intervals: 25 24 23 22 22 22 MB/s
Read 26.4
Write 18.1
Mixed 19.4
SusWrite 23.2
29% 21.8 MB/s
4K Read 5.7
4K Write 4.5
4K Mixed 4.1
314% 4.77 MB/s
973 MORE »

 Prices

BHPhotoUS $6021 months
NeweggUS $869 months
AmazonUS $887 months
Send price feedback
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) February 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]

ADVERTISEMENT

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 $360Nvidia GTX 1070 $345Samsung 850 Evo 250GB $46
AMD Ryzen 5 1600 $149Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $80
Intel Core i5-8600K $259Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $92
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3000 C15 2x8GB $110SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $750SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $41Corsair Vengeance LPX DDR4 3200 C16 2x8GB $120SanDisk Ultra Fit 32GB $12
Today's hottest deals
User Guide  •  About  •  FAQs  •  Email  •  Privacy  •  Developer Feedback