Average Bench: 49.8% (22nd of 639)

Based on 18 user benchmarks.  Device: VID 174c PID 55aa Model: ASMedia USB 3.0 Device
Poor: 17%Average: 49.8% Great: 77%

Below average average bench

The ASMedia USB 3.0 Device 2TB averaged 50.2% 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 2.33MB/s
Avg. Sustained Write Speed 114MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the ASMedia USB 3.0 Device 2TB is 59.8%. This is a relatively wide range which indicates that the ASMedia USB 3.0 Device 2TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.91MB/s
Avg. 4K Random Mixed IO Speed 0.77MB/s
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Average Bench

(Based on 18 samples)
Min Avg Max
22.1 Read 121 199
20.4 Write 107 204
19.2 Mixed 59.4 108
21.9 SusWrite 114 194
133% 100 MB/s
Min Avg Max
0.2 4K Read 0.91 2.4
0.5 4K Write 2.33 8
0.5 4K Mixed 0.77 1.2
109% 1.34 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1TB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 137 139 142 140 142 140 MB/s
Read 162
Write 148
Mixed 73.8
SusWrite 140
172% 131 MB/s
4K Read 2.3
4K Write 8
4K Mixed 0.7
304% 3.67 MB/s
849GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 168 168 166 166 168 170 MB/s
Read 169
Write 121
Mixed 80.2
SusWrite 168
176% 135 MB/s
4K Read 0.7
4K Write 1.7
4K Mixed 0.8
88% 1.07 MB/s
48GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 143 149 151 150 151 151 MB/s
Read 140
Write 126
Mixed 78
SusWrite 149
165% 123 MB/s
4K Read 0.7
4K Write 1.7
4K Mixed 0.9
91% 1.1 MB/s
1.5TB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 136 131 137 134 136 136 MB/s
Read 125
Write 116
Mixed 67
SusWrite 135
148% 111 MB/s
4K Read 0.9
4K Write 2.3
4K Mixed 0.7
105% 1.3 MB/s
1TB free, PID 55aa
Operating at USB 2.1 Speed
SusWrite @10s intervals: 38 37 37 39 39 39 MB/s
Read 37.3
Write 37.5
Mixed 29.5
SusWrite 38.1
48% 35.6 MB/s
4K Read 0.8
4K Write 2.8
4K Mixed 0.9
129% 1.5 MB/s
1.5TB free, PID 55aa
Operating at USB 2.1 Speed
SusWrite @10s intervals: 27 27 27 27 27 27 MB/s
Read 32.3
Write 27
Mixed 27.3
SusWrite 27.1
38% 28.4 MB/s
4K Read 1
4K Write 2.1
4K Mixed 0.5
92% 1.2 MB/s
18 MORE »
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USB Flash Drive Rankings (Price vs Performance) August 2020 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

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Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Extreme 16GB $24
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