Average Bench: 41.8% (36th of 639)

Based on 6,665 user benchmarks.  Device: VID 1058 PID 1230 Model: WD My Book 1230
Poor: 15%Average: 41.8% Great: 60%

Below average average bench

The WD My Book 1230 4TB averaged 58.2% 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 2.1MB/s
Avg. Sequential Write Speed 100MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WD My Book 1230 4TB is 45.2%. This is a relatively wide range which indicates that the WD My Book 1230 4TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.87MB/s
Avg. Sequential Read Speed 100MB/s
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Average Bench

(Based on 6,665 samples)
Min Avg Max
30.2 Read 100 148
24.7 Write 100 150
23.7 Mixed 66.8 94.1
21.6 SusWrite 94.6 148
122% 90.4 MB/s
Min Avg Max
0.7 4K Read 0.87 1
1.46 4K Write 2.1 2.5
0.7 4K Mixed 0.9 1
105% 1.29 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
3.5TB free, PID 1230
Operating at USB 3.0 Speed
SusWrite @10s intervals: 135 129 125 140 124 140 MB/s
Read 154
Write 148
Mixed 79
SusWrite 132
170% 128 MB/s
4K Read 0.9
4K Write 2.2
4K Mixed 1
112% 1.37 MB/s
606GB free, PID 1230
Operating at USB 3.0 Speed
SusWrite @10s intervals: 120 122 121 121 122 121 MB/s
Read 126
Write 127
Mixed 94.5
SusWrite 121
159% 117 MB/s
4K Read 1
4K Write 2
4K Mixed 0.9
102% 1.3 MB/s
256GB free, PID 1230
Operating at USB 3.0 Speed
SusWrite @10s intervals: 82 81 81 82 82 82 MB/s
Read 91.7
Write 96.4
Mixed 67.9
SusWrite 81.6
114% 84.4 MB/s
4K Read 0.9
4K Write 2.2
4K Mixed 0.9
109% 1.33 MB/s
523GB free, PID 1230
Operating at USB 2.1 Speed
SusWrite @10s intervals: 22 23 22 22 22 22 MB/s
Read 26.2
Write 19.3
Mixed 21
SusWrite 22.2
30% 22.2 MB/s
4K Read 0.8
4K Write 1.9
4K Mixed 0.9
98% 1.2 MB/s
2.5TB free, PID 1230
Operating at USB 2.1 Speed
SusWrite @10s intervals: 16 17 17 16 17 17 MB/s
Read 26.2
Write 23.2
Mixed 24
SusWrite 16.7
30% 22.5 MB/s
4K Read 0.7
4K Write 2
4K Mixed 0.9
101% 1.2 MB/s
6,665 MORE »
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USB Flash Drive Rankings (Price vs Performance) December 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 i5-9400F $145Nvidia GTX 1660S (Super) $260Crucial MX500 250GB $45
Intel Core i5-9600K $200AMD RX 590 $180Samsung 850 Evo 120GB $58
Intel Core i7-9700K $369Nvidia GTX 1650S (Super) $160Samsung 850 Pro 512GB $230
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $65SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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