TEST
YOUR USB

WDC (ExtHD)

WD30 EZRX-00D8PB0 3TB

▲ 500 ▼

Release date ≈ Q1 2015.

Average Bench: 37.9% (48th of 639)

Based on 99 user benchmarks.  Device: VID 152d PID 0567 Model: WDC WD30 EZRX-00D8PB0
Poor: 12%Average: 37.9% Great: 58%

Poor average bench

The WDC WD30 EZRX-00D8PB0 3TB averaged 62.1% 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 2.06MB/s
Avg. Sequential Write Speed 102MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WDC WD30 EZRX-00D8PB0 3TB is 45.3%. This is a relatively wide range which indicates that the WDC WD30 EZRX-00D8PB0 3TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.8MB/s
Avg. Sequential Read Speed 101MB/s
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Average Bench

(Based on 99 samples)
Rank 4837.9%
Min Avg Max
31.7 Read 101 147
27.2 Write 102 147
27.3 Mixed 77.4 110
0.1 SusWrite 66.7 142
116% 86.8 MB/s
Min Avg Max
0.38 4K Read 0.8 1
0.5 4K Write 2.06 2.5
0.21 4K Mixed 0.7 1
96.7% 1.19 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 106 130 132 130 133 131 MB/s
54% Above average
Read 125
Write 121
Mixed 78.4
SusWrite 127
152% 113 MB/s
4K Read 0.8
4K Write 2.6
4K Mixed 0.9
122% 1.43 MB/s
57GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 82 82 81 80 82 80 MB/s
45.4% Average
Read 137
Write 136
Mixed 98.9
SusWrite 81
150% 113 MB/s
4K Read 0.9
4K Write 2.5
4K Mixed 1
122% 1.47 MB/s
77GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 81 81 80 80 82 81 MB/s
45.3% Average
Read 141
Write 138
Mixed 102
SusWrite 80.9
152% 115 MB/s
4K Read 0.9
4K Write 2.3
4K Mixed 1
116% 1.4 MB/s
41GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 78 81 80 81 82 80 MB/s
42.3% Average
Read 120
Write 127
Mixed 99.5
SusWrite 80.4
144% 107 MB/s
4K Read 1
4K Write 2.3
4K Mixed 0.9
112% 1.4 MB/s
34GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 76 74 75 74 74 77 MB/s
35.1% Below average
Read 82.7
Write 83.3
Mixed 67.1
SusWrite 75.2
104% 77.1 MB/s
4K Read 1
4K Write 2.1
4K Mixed 0.8
102% 1.3 MB/s
56GB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 79 80 82 81 82 78 MB/s
34.3% Below average
Read 69.6
Write 70.8
Mixed 61.3
SusWrite 80.2
97% 70.5 MB/s
4K Read 1
4K Write 2.1
4K Mixed 0.9
106% 1.33 MB/s
12GB free, PID 0567
Operating at USB 2.1 Speed
SusWrite @10s intervals: 4.5 35 37 38 34 38 MB/s
18.8% Very poor
Read 54.9
Write 33.4
Mixed 27.5
SusWrite 31.1
46% 36.7 MB/s
4K Read 1.7
4K Write 1.2
4K Mixed 0.8
74% 1.23 MB/s
99 MORE »
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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