TEST
YOUR USB

WDC (ExtHD)

WD30 EZRX-00DC0B0 3TB

▲ 500 ▼

Release date ≈ Q4 2014.

Average Bench: 38.7% (45th of 639)

Based on 46 user benchmarks.  Device: VID 067b PID 2773 Model: WDC WD30 EZRX-00DC0B0
Poor: 11%Average: 38.7% Great: 58%

Poor average bench

The WDC WD30 EZRX-00DC0B0 3TB averaged 61.2% 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 1.94MB/s
Avg. Sequential Write Speed 92.6MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WDC WD30 EZRX-00DC0B0 3TB is 47.2%. This is a relatively wide range which indicates that the WDC WD30 EZRX-00DC0B0 3TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.79MB/s
Avg. Sequential Read Speed 92.6MB/s
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Average Bench

(Based on 46 samples)
Rank 4538.7%
Min Avg Max
7.5 Read 92.6 143
7.2 Write 92.6 146
6.5 Mixed 61.8 113
0.9 SusWrite 86.8 139
112% 83.4 MB/s
Min Avg Max
0.04 4K Read 0.79 1.1
0.07 4K Write 1.94 2.7
0.03 4K Mixed 0.64 1
90.8% 1.13 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2TB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 112 118 118 117 118 118 MB/s
51.3% Above average
Read 122
Write 117
Mixed 85.4
SusWrite 117
148% 110 MB/s
4K Read 1
4K Write 2.6
4K Mixed 0.9
123% 1.5 MB/s
2TB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 97 103 105 108 108 111 MB/s
49.6% Average
Read 130
Write 123
Mixed 72.4
SusWrite 105
142% 108 MB/s
4K Read 0.8
4K Write 2.5
4K Mixed 0.9
119% 1.4 MB/s
83GB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 69 70 71 70 70 70 MB/s
41.5% Average
Read 131
Write 132
Mixed 91.6
SusWrite 70
140% 106 MB/s
4K Read 0.9
4K Write 2.3
4K Mixed 1
116% 1.4 MB/s
679GB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 69 84 83 84 85 83 MB/s
39.8% Below average
Read 97.5
Write 98.7
Mixed 73
SusWrite 81.6
118% 87.7 MB/s
4K Read 0.9
4K Write 2.5
4K Mixed 1
122% 1.47 MB/s
636GB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 83 83 83 83 83 83 MB/s
36.9% Below average
Read 83.6
Write 83.9
Mixed 55.4
SusWrite 83.1
103% 76.5 MB/s
4K Read 0.9
4K Write 2.1
4K Mixed 0.9
105% 1.3 MB/s
2TB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 68 71 71 70 69 61 MB/s
31.7% Below average
Read 69.7
Write 80.4
Mixed 55.7
SusWrite 68.3
94% 68.5 MB/s
4K Read 0.9
4K Write 2.1
4K Mixed 0.7
99% 1.23 MB/s
46 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.

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