Average Bench: 21.3% (196th of 639)

Based on 16 user benchmarks.  Device: VID 0951 PID 1656 Model: Kingston DT Ultimate G2

Very poor average bench

The Kingston DataTraveler Ultimate USB 3.0 64GB averaged 78.7% 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.


Avg. 4K Random Write Speed 0.6MB/s
Avg. 4K Random Read Speed 5.12MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Kingston DataTraveler Ultimate USB 3.0 64GB is just 19.4%. This is a relatively narrow range which indicates that the Kingston DataTraveler Ultimate USB 3.0 64GB performs reasonably consistently under varying real world conditions.


Avg. 4K Random Mixed IO Speed 0.37MB/s
Avg. Sequential Mixed IO Speed 25MB/s

Average Bench

(Based on 16 samples)
Min Avg Max
30.7 Read 80.1 132
6.27 Write 30.3 53.1
13.7 Mixed 25 45.2
47.2% 45.1 MB/s
Min Avg Max
1.59 4K Read 5.12 6.91
0.004 4K Write 0.6 1.14
0.006 4K Mixed 0.37 0.92
52.1% 2.03 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
4GB free, PID 1656
Operating at USB 3.0 Speed
Read 132
Write 53.1
Mixed 33
75% 72.8 MB/s
4K Read 6.77
4K Write 0.36
4K Mixed 0.09
40% 2.41 MB/s
23GB free, PID 1656
Operating at USB 3.0 Speed
Read 116
Write 43.5
Mixed 32.5
66% 64 MB/s
4K Read 6.91
4K Write 0.74
4K Mixed 0.3
61% 2.65 MB/s
37GB free, PID 1656
Operating at USB 3.0 Speed
Read 121
Write 33.9
Mixed 41.4
67% 65.6 MB/s
4K Read 4.49
4K Write 0.85
4K Mixed 0.37
58% 1.9 MB/s
16GB free, PID 1656
Operating at USB 3.0 Speed
Read 119
Write 32.4
Mixed 45.2
68% 65.6 MB/s
4K Read 6.28
4K Write 0.78
4K Mixed 0.3
60% 2.45 MB/s
20GB free, PID 1656
Operating at USB 2.1 Speed
Read 32.6
Write 15.2
Mixed 18.3
25% 22 MB/s
4K Read 4.07
4K Write 0.86
4K Mixed 0.28
54% 1.74 MB/s
20GB free, PID 1656
Operating at USB 2.1 Speed
Read 30.7
Write 13.9
Mixed 16.3
23% 20.3 MB/s
4K Read 3.85
4K Write 0.59
4K Mixed 0.26
43% 1.57 MB/s
16 MORE »
Typical DataTraveler Ultimate USB 3.0 64GB Builds (Compare 21 builds) See popular component choices, score breakdowns and rankings.
Gaming 11%
Tree trunk
Desktop 15%
Workstation 12%
Tree trunk

System: Asus 1215N

EDIT WITH CUSTOM PC BUILDER Value: 18% - Very poor Total price: $140

Popular DataTraveler Ultimate USB 3.0 64GB systems:

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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USB Flash Drive Rankings (Price vs Performance) June 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]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Fastest real world speed - Real World Speed measures performance for typical flash usage patterns.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.


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.

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