Average Bench: 18.3% (228th of 639)

Based on 2,050 user benchmarks.  Device: VID 1058 PID 1100 Models: WD 5000AAV External, WD 5000AAC External, WD i HDT72 External, WD 5000AAK External
Poor: 13%Average: 18.3% Great: 23%

Terrible average bench

The WD My Book 500GB averaged 81.6% 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. 4K Random Write Speed 2.11MB/s
Avg. 4K Random Mixed IO Speed 0.75MB/s

Excellent consistency

The range of scores (95th - 5th percentile) for the WD My Book 500GB is just 9.76%. This is an extremely narrow range which indicates that the WD My Book 500GB performs superbly consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.52MB/s
Avg. Sequential Read Speed 33.2MB/s
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Average Bench

(Based on 2,050 samples)
Min Avg Max
22.8 Read 33.2 40
18.2 Write 31.4 40.5
18.3 Mixed 25 30.3
11.7 SusWrite 31.6 42.1
40.8% 30.3 MB/s
Min Avg Max
0.4 4K Read 0.52 0.7
1.28 4K Write 2.11 2.5
0.58 4K Mixed 0.75 0.9
99.3% 1.13 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
465GB free, PID 1100
Operating at USB 2.0 Speed
SusWrite @10s intervals: 41 43 42 42 43 42 MB/s
Read 40
Write 40.7
Mixed 30.5
SusWrite 42
52% 38.3 MB/s
4K Read 0.6
4K Write 2.5
4K Mixed 0.8
114% 1.3 MB/s
271GB free, PID 1100
Operating at USB 2.0 Speed
SusWrite @10s intervals: 43 43 44 44 44 44 MB/s
Read 41.4
Write 42.9
Mixed 29.8
SusWrite 43.8
54% 39.5 MB/s
4K Read 0.6
4K Write 2.3
4K Mixed 0.7
104% 1.2 MB/s
63GB free, PID 1100
Operating at USB 2.0 Speed
SusWrite @10s intervals: 42 42 42 42 41 41 MB/s
Read 38.4
Write 29.7
Mixed 27
SusWrite 41.5
46% 34.2 MB/s
4K Read 0.6
4K Write 2.4
4K Mixed 0.7
108% 1.23 MB/s
153GB free, PID 1100
Operating at USB 2.0 Speed
SusWrite @10s intervals: 37 39 38 39 39 39 MB/s
Read 36
Write 36.5
Mixed 30
SusWrite 38.3
48% 35.2 MB/s
4K Read 0.6
4K Write 2.6
4K Mixed 0.8
118% 1.33 MB/s
44GB free, PID 1100
Operating at USB 2.0 Speed
SusWrite @10s intervals: 38 37 37 37 37 38 MB/s
Read 36.7
Write 37.7
Mixed 28.8
SusWrite 37.3
48% 35.1 MB/s
4K Read 0.6
4K Write 2.5
4K Mixed 0.9
118% 1.33 MB/s
446GB free, PID 1100
Operating at USB 2.0 Speed
SusWrite @10s intervals: 36 39 38 39 39 39 MB/s
Read 35.8
Write 36
Mixed 27.5
SusWrite 38.2
47% 34.4 MB/s
4K Read 0.6
4K Write 2
4K Mixed 0.7
94% 1.1 MB/s
167GB free, PID 1100
Operating at USB 2.0 Speed
SusWrite @10s intervals: 21 22 22 22 22 22 MB/s
Read 26.5
Write 21
Mixed 21
SusWrite 21.6
30% 22.5 MB/s
4K Read 0.5
4K Write 2.2
4K Mixed 0.8
104% 1.17 MB/s
466GB free, PID 1100
Operating at USB 2.0 Speed
SusWrite @10s intervals: 15 15 15 15 15 15 MB/s
Read 29.7
Write 27.7
Mixed 23.7
SusWrite 15.1
32% 24.1 MB/s
4K Read 0.6
4K Write 2.3
4K Mixed 0.8
108% 1.23 MB/s
2,050 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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USB Flash Drive Rankings (Price vs Performance) May 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]

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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 $345Nvidia GTX 1070 $380Samsung 850 Evo 250GB $92
AMD Ryzen 5 2600 $145Nvidia GTX 1060-6GB $208Samsung 850 Evo 500GB $99
AMD Ryzen 5 1600 $112Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $80SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $651SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $73Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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