TEST
YOUR USB

ST330006 (ExtHD)

51AS 802GB

▲ 500 ▼

Release date ≈ Q4 2015.

Average Bench: 23.2% (184th of 639)

Based on 17 user benchmarks.  Device: VID 18a5 PID 0400 Model: ST330006 51AS
Poor: 15%Average: 23.2% Great: 32%

Very poor average bench

The ST330006 51AS 802GB averaged 76.8% 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 62.4MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the ST330006 51AS 802GB is just 17.5%. This is a relatively narrow range which indicates that the ST330006 51AS 802GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.84MB/s
Avg. Sequential Read Speed 60.8MB/s
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Average Bench

(Based on 17 samples)
Rank 18423.2%
Min Avg Max
24.1 Read 60.8 109
19.5 Write 62.4 112
14 Mixed 47.2 79.4
16.9 SusWrite 34.5 45.2
68% 51.2 MB/s
Min Avg Max
0.8 4K Read 0.84 1.3
0.3 4K Write 1.95 2.3
0.54 4K Mixed 0.91 1.1
100% 1.23 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
746GB free, PID 0400
Operating at USB 3.0 Speed
SusWrite @10s intervals: 44 45 45 44 44 43 MB/s
32.4% Below average
Read 109
Write 112
Mixed 79.4
SusWrite 44.1
113% 86.3 MB/s
4K Read 0.8
4K Write 2.2
4K Mixed 1
112% 1.33 MB/s
746GB free, PID 0400
Operating at USB 3.0 Speed
SusWrite @10s intervals: 45 47 45 44 45 45 MB/s
31.5% Below average
Read 103
Write 107
Mixed 76.1
SusWrite 45.2
109% 83 MB/s
4K Read 0.8
4K Write 2.1
4K Mixed 1
108% 1.3 MB/s
735GB free, PID 0400
Operating at USB 3.0 Speed
SusWrite @10s intervals: 47 46 44 46 45 42 MB/s
30.6% Below average
Read 99.4
Write 107
Mixed 76.8
SusWrite 45
108% 82 MB/s
4K Read 0.9
4K Write 2
4K Mixed 1
105% 1.3 MB/s
681GB free, PID 0400
Operating at USB 3.0 Speed
SusWrite @10s intervals: 43 42 44 44 44 45 MB/s
28.4% Poor
Read 93.3
Write 102
Mixed 64.3
SusWrite 43.5
100% 75.8 MB/s
4K Read 0.8
4K Write 1.7
4K Mixed 1
95% 1.17 MB/s
241GB free, PID 0400
Operating at USB 3.0 Speed
SusWrite @10s intervals: 35 37 36 37 36 35 MB/s
22.4% Poor
Read 56.6
Write 77.8
Mixed 62.1
SusWrite 36
80% 58.1 MB/s
4K Read 0.8
4K Write 2
4K Mixed 1
105% 1.27 MB/s
733GB free, PID 0400
Operating at USB 2.1 Speed
SusWrite @10s intervals: 23 19 19 19 19 19 MB/s
15.8% Very poor
Read 29.6
Write 19.5
Mixed 20.7
SusWrite 19.5
29% 22.3 MB/s
4K Read 0.8
4K Write 2.3
4K Mixed 1
115% 1.37 MB/s
746GB free, PID 0400
Operating at USB 2.1 Speed
SusWrite @10s intervals: 17 17 17 17 17 17 MB/s
14.9% Very poor
Read 29.1
Write 20.2
Mixed 20.5
SusWrite 16.9
28% 21.7 MB/s
4K Read 0.8
4K Write 2.2
4K Mixed 1
112% 1.33 MB/s
25GB free, PID 0400
Operating at USB 2.1 Speed
SusWrite @10s intervals: 21 23 23 23 22 19 MB/s
9.43% Terrible
Read 24.1
Write 24.9
Mixed 20.4
SusWrite 21.6
31% 22.8 MB/s
4K Read 1.3
4K Write 0.3
4K Mixed 0.8
42% 0.8 MB/s
17 MORE »
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