TEST
YOUR USB

WDC (ExtHD)

WD30EFRX-68E 3TB

▲ 500 ▼

Release date ≈ Q2 2017.

Average Bench: 43.8% (32nd of 639)

Based on 14 user benchmarks.  Device: VID 2537 PID 1066 Model: WDC WD30EFRX-68E
Poor: 19%Average: 43.8% Great: 60%

Below average average bench

The WDC WD30EFRX-68E 3TB averaged 56.2% 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 1.95MB/s
Avg. Sequential Write Speed 100MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WDC WD30EFRX-68E 3TB is 41.1%. This is a relatively wide range which indicates that the WDC WD30EFRX-68E 3TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.61MB/s
Avg. 4K Random Mixed IO Speed 0.4MB/s
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Average Bench

(Based on 14 samples)
Rank 3243.8%
Min Avg Max
28.3 Read 106 172
18.8 Write 100 139
19.6 Mixed 81.7 116
15.9 SusWrite 99.7 142
131% 97 MB/s
Min Avg Max
0.16 4K Read 0.61 0.9
0.58 4K Write 1.95 2.55
0.12 4K Mixed 0.4 1
82.2% 0.99 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2.5TB free, PID 1066
Operating at USB 3.0 Speed
SusWrite @10s intervals: 141 141 142 143 141 141 MB/s
56.9% Above average
Read 134
Write 138
Mixed 76.7
SusWrite 142
166% 123 MB/s
4K Read 0.8
4K Write 2.1
4K Mixed 0.9
105% 1.27 MB/s
2TB free, PID 1066
Operating at USB 3.0 Speed
SusWrite @10s intervals: 133 134 134 133 133 134 MB/s
55.8% Above average
Read 132
Write 132
Mixed 102
SusWrite 134
170% 125 MB/s
4K Read 0.9
4K Write 2.4
4K Mixed 1
119% 1.43 MB/s
975GB free, PID 1066
Operating at USB 3.0 Speed
48.1% Average
Read 112
Write 109
Mixed 95.8
135% 106 MB/s
4K Read 0.83
4K Write 2.55
4K Mixed 0.29
100% 1.22 MB/s
2TB free, PID 1066
Operating at USB 3.0 Speed
SusWrite @10s intervals: 102 109 109 111 103 113 MB/s
40.5% Average
Read 85
Write 85.5
Mixed 49.3
SusWrite 108
112% 81.9 MB/s
4K Read 0.3
4K Write 1.5
4K Mixed 0.5
69% 0.77 MB/s
3GB free, PID 1066
Operating at USB 3.0 Speed
39.3% Below average
Read 97.9
Write 93.3
Mixed 92.7
121% 94.6 MB/s
4K Read 0.31
4K Write 1.52
4K Mixed 0.19
59% 0.67 MB/s
188GB free, PID 1066
Operating at USB 2.1 Speed
SusWrite @10s intervals: 16 16 16 16 16 16 MB/s
12.3% Very poor
Read 28.3
Write 18.8
Mixed 19.6
SusWrite 15.9
26% 20.6 MB/s
4K Read 0.7
4K Write 1.5
4K Mixed 0.8
81% 1 MB/s
14 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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