Average Bench: 46.9% (23rd of 639)

Based on 314 user benchmarks.  Device: VID 05dc PID a212 Model: Lexar USB Flash Drive
Poor: 11%Average: 46.9% Great: 90%

Below average average bench

The Lexar JumpDrive P20 USB 3.0 64GB averaged 53.0% 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. Sustained Write Speed 154MB/s
Avg. Sequential Write Speed 93.7MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Lexar JumpDrive P20 USB 3.0 64GB is 78.8%. This is a particularly wide range which indicates that the Lexar JumpDrive P20 USB 3.0 64GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 4.85MB/s
Avg. 4K Random Mixed IO Speed 0.62MB/s
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Average Bench

(Based on 314 samples)
Min Avg Max
29.2 Read 156 286
19 Write 93.7 203
14.1 Mixed 74.5 172
27.8 SusWrite 154 268
155% 120 MB/s
Min Avg Max
2.05 4K Read 4.85 8.71
0.12 4K Write 0.68 1
0.16 4K Mixed 0.62 1.5
62% 2.05 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
60GB free, PID a212
Operating at USB 3.0 Speed
SusWrite @10s intervals: 232 253 261 261 258 260 MB/s
Read 266
Write 234
Mixed 125
SusWrite 254
291% 220 MB/s
4K Read 4.3
4K Write 0.9
4K Mixed 1.4
94% 2.2 MB/s
59GB free, PID a212
Operating at USB 3.0 Speed
SusWrite @10s intervals: 239 239 252 253 258 228 MB/s
Read 258
Write 240
Mixed 128
SusWrite 245
289% 218 MB/s
4K Read 5.2
4K Write 1
4K Mixed 1.6
108% 2.6 MB/s
55GB free, PID a212
Operating at USB 3.0 Speed
SusWrite @10s intervals: 238 274 279 279 252 278 MB/s
Read 190
Write 182
Mixed 66
SusWrite 267
239% 176 MB/s
4K Read 4.9
4K Write 0.9
4K Mixed 1.5
100% 2.43 MB/s
35GB free, PID a212
Operating at USB 2.1 Speed
SusWrite @10s intervals: 33 38 40 41 40 40 MB/s
Read 40.4
Write 38.6
Mixed 34.4
SusWrite 38.5
52% 38 MB/s
4K Read 2.7
4K Write 0.7
4K Mixed 1.1
71% 1.5 MB/s
314 MORE »

 Prices

Approx. $33 @ launch in Feb '15
AmazonUS LJDP20-64GCRBNA $404 months
BHPhotoUS LJDP20-64GCRBNA $4014 months
NeweggUS LJDP20-64GCRBNA $4113 months
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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

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  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
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USB Flash Drive Rankings (Price vs Performance) November 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

Sleek, High-Performance Portable Storage...

Added 3 years ago.

Poor

17 months ago.

Unfortunately I must say that one of the slowest USB keys I have ever used whatever the benchmarks say.


Your
opinion?
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

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AMD Ryzen 5 1600 $130Nvidia GTX 1060-6GB $234Samsung 850 Evo 500GB $100
Intel Core i5-8600K $237AMD RX 480 $280Samsung 850 Pro 256GB $163
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WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
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