TEST
YOUR USB

WD (ExtHD)

Authorized HDD 1TB

▲ 500 ▼

Release date ≈ Q3 2014.

Average Bench: 37.4% (52nd of 639)

Based on 43 user benchmarks.  Device: VID 1058 PID 1026 Model: WD Authorized HDD
Poor: 16%Average: 37.4% Great: 52%

Poor average bench

The WD Authorized HDD 1TB averaged 62.6% 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 2.43MB/s
Avg. Sustained Write Speed 78.4MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the WD Authorized HDD 1TB is 36.9%. This is a relatively wide range which indicates that the WD Authorized HDD 1TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.79MB/s
Avg. Sequential Read Speed 83.8MB/s
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Average Bench

(Based on 43 samples)
Rank 5237.4%
Min Avg Max
28.7 Read 83.8 125
20.2 Write 78.3 119
21.3 Mixed 51.4 96.3
6.5 SusWrite 78.4 127
97.6% 73 MB/s
Min Avg Max
0.37 4K Read 0.79 1.5
0.4 4K Write 2.43 3.3
0.19 4K Mixed 0.89 1.2
116% 1.37 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
21GB free, PID 1026
Operating at USB 3.0 Speed
SusWrite @10s intervals: 139 119 91 93 123 135 MB/s
52.5% Above average
Read 115
Write 96.3
Mixed 71.8
SusWrite 117
134% 100 MB/s
4K Read 0.8
4K Write 3.3
4K Mixed 1.2
156% 1.77 MB/s
390GB free, PID 1026
Operating at USB 3.0 Speed
SusWrite @10s intervals: 82 78 81 77 88 88 MB/s
35.8% Below average
Read 69.3
Write 73.7
Mixed 40.2
SusWrite 82.3
90% 66.4 MB/s
4K Read 0.7
4K Write 2.5
4K Mixed 0.8
115% 1.33 MB/s
332GB free, PID 1026
Operating at USB 2.1 Speed
SusWrite @10s intervals: 39 39 39 40 39 39 MB/s
22.6% Poor
Read 50.3
Write 38.3
Mixed 28
SusWrite 39.3
51% 39 MB/s
4K Read 1.1
4K Write 2.1
4K Mixed 0.9
106% 1.37 MB/s
931GB free, PID 1026
Operating at USB 2.1 Speed
SusWrite @10s intervals: 37 39 39 38 39 39 MB/s
20.3% Poor
Read 38.2
Write 38.8
Mixed 32.8
SusWrite 38.3
50% 37 MB/s
4K Read 1.2
4K Write 2
4K Mixed 1
106% 1.4 MB/s
566GB free, PID 1026
Operating at USB 2.1 Speed
SusWrite @10s intervals: 26 26 26 26 27 27 MB/s
15.4% Very poor
Read 55.5
Write 26
Mixed 25.9
SusWrite 26.1
40% 33.4 MB/s
4K Read 2
4K Write 0.4
4K Mixed 1
55% 1.13 MB/s
43 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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