Average Bench: 25.3% (147th of 639)

Based on 1,402 user benchmarks.  Device: VID 05dc PID a838 Model: Lexar USB Flash Drive
Poor: 9%Average: 25.3% Great: 44%

Very poor average bench

The Lexar USB Flash Drive 128GB averaged 74.6% 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. Sequential Write Speed 48.4MB/s
Avg. Sequential Mixed IO Speed 47.5MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Lexar USB Flash Drive 128GB is 34.5%. This is a relatively narrow range which indicates that the Lexar USB Flash Drive 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 3.58MB/s
Avg. Sequential Read Speed 81MB/s
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Average Bench

(Based on 1,402 samples)
Min Avg Max
28 Read 81 141
7.81 Write 48.4 105
10.6 Mixed 47.5 93.5
14.7 SusWrite 44 79
69.6% 55.2 MB/s
Min Avg Max
1.72 4K Read 3.58 6.5
0.003 4K Write 0.68 1.42
0.03 4K Mixed 0.59 1.2
56.3% 1.62 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
20GB free, PID a838
Operating at USB 3.0 Speed
SusWrite @10s intervals: 96 115 116 110 117 117 MB/s
Read 121
Write 0.3
Mixed 57.5
SusWrite 112
88% 72.8 MB/s
4K Read 6.4
4K Write 1.2
4K Mixed 2.6
153% 3.4 MB/s
29GB free, PID a838
Operating at USB 3.0 Speed
SusWrite @10s intervals: 49 40 41 42 39 42 MB/s
Read 125
Write 42.9
Mixed 38.2
SusWrite 41.9
70% 62.1 MB/s
4K Read 6.5
4K Write 1.4
4K Mixed 2.5
157% 3.47 MB/s
113GB free, PID a838
Operating at USB 3.0 Speed
SusWrite @10s intervals: 49 67 66 50 67 68 MB/s
Read 88.1
Write 30.4
Mixed 62.2
SusWrite 61.1
76% 60.4 MB/s
4K Read 3.6
4K Write 0.8
4K Mixed 1.2
81% 1.87 MB/s
115GB free, PID a838
Operating at USB 2.1 Speed
SusWrite @10s intervals: 25 25 25 25 25 25 MB/s
Read 29.7
Write 23.5
Mixed 24.5
SusWrite 24.8
34% 25.6 MB/s
4K Read 2.5
4K Write 0.6
4K Mixed 0.9
60% 1.33 MB/s
115GB free, PID a838
Operating at USB 2.1 Speed
SusWrite @10s intervals: 24 25 24 24 24 24 MB/s
Read 29
Write 23.2
Mixed 24
SusWrite 24.3
34% 25.1 MB/s
4K Read 2.3
4K Write 0.5
4K Mixed 0.8
53% 1.2 MB/s
1,402 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) August 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 $330Nvidia GTX 1070 $380Samsung 850 Evo 250GB $95
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $240Samsung 850 Evo 500GB $120
Intel Core i5-8600K $239AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $172SanDisk Extreme 64GB $80
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $901SanDisk Extreme 32GB $30
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $191SanDisk Ultra Fit 32GB $12
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