TEST
YOUR USB

WD (ExtHD)

My Book 1230 4TB

▲ 503 ▼

Release date ≤ Q1 2014.

Average Bench: 41.3% (38th of 639)

Based on 14,665 user benchmarks.  Device: VID 1058 PID 1230 Model: WD My Book 1230
Poor: 14%Average: 41.3% Great: 60%

Below average average bench

The WD My Book 1230 4TB averaged 58.7% 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.

Strengths

Avg. 4K Random Write Speed 2.09MB/s
Avg. Sequential Write Speed 98.3MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WD My Book 1230 4TB is 45.7%. 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 0.86MB/s
Avg. Sequential Read Speed 97.4MB/s
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Average Bench

(Based on 14,665 samples)
Rank 3841.3%
Min Avg Max
30.2 Read 97.4 149
25.1 Write 98.3 149
23.5 Mixed 66.9 95.4
18 SusWrite 94.2 148
120% 89.2 MB/s
Min Avg Max
0.7 4K Read 0.86 1
1.4 4K Write 2.09 2.5
0.7 4K Mixed 0.89 1
104% 1.28 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2TB free, PID 1230
Operating at USB 3.0 Speed
SusWrite @10s intervals: 90 90 89 89 89 89 MB/s
42% Average
Read 115
Write 124
Mixed 94
SusWrite 89.6
143% 106 MB/s
4K Read 0.9
4K Write 1.8
4K Mixed 0.9
95% 1.2 MB/s
18GB free, PID 1230
Operating at USB 3.0 Speed
SusWrite @10s intervals: 80 77 77 74 75 73 MB/s
30.9% Below average
Read 75
Write 80.6
Mixed 73.4
SusWrite 75.9
105% 76.2 MB/s
4K Read 0.5
4K Write 1.1
4K Mixed 0.5
56% 0.7 MB/s
263GB free, PID 1230
Operating at USB 2.1 Speed
SusWrite @10s intervals: 33 31 33 33 33 33 MB/s
18% Very poor
Read 53.4
Write 30.9
Mixed 25.6
SusWrite 32.5
45% 35.6 MB/s
4K Read 1.9
4K Write 0.9
4K Mixed 0.8
65% 1.2 MB/s
14,665 MORE »
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  • Best user rated - User sentiment trumps benchmarks for this comparison.
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

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