TEST
YOUR USB

ST320006 (ExtHD)

41AS 2TB

▲ 500 ▼

Release date ≈ Q3 2016.

Average Bench: 28.3% (120th of 639)

Based on 7 user benchmarks.  Device: VID 152d PID 0551 Model: ST320006 41AS
Poor: 4%Average: 28.3% Great: 39%

Very poor average bench

The ST320006 41AS 2TB averaged 71.6% 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. Sequential Write Speed 72.1MB/s
Avg. 4K Random Write Speed 1.1MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the ST320006 41AS 2TB is 35.1%. This is a relatively wide range which indicates that the ST320006 41AS 2TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.58MB/s
Avg. Sequential Read Speed 77.6MB/s
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Average Bench

(Based on 7 samples)
Rank 12028.3%
Min Avg Max
10 Read 77.6 110
12.5 Write 72.1 101
10.5 Mixed 55.5 81.6
11.8 SusWrite 43 70.6
81.4% 62.1 MB/s
Min Avg Max
0.1 4K Read 0.58 0.9
0.1 4K Write 1.1 1.4
0.1 4K Mixed 0.51 1
57% 0.73 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
27GB free, PID 0551
Operating at USB 3.0 Speed
39.4% Below average
Read 108
Write 91.8
Mixed 79.3
116% 93 MB/s
4K Read 0.5
4K Write 1.19
4K Mixed 0.26
51% 0.65 MB/s
350GB free, PID 0551
Operating at USB 3.0 Speed
33% Below average
Read 94.4
Write 71.1
Mixed 81.6
103% 82.4 MB/s
4K Read 0.37
4K Write 1.22
4K Mixed 0.38
56% 0.66 MB/s
375GB free, PID 0551
Operating at USB 3.0 Speed
SusWrite @10s intervals: 70 71 70 71 70 71 MB/s
32.1% Below average
Read 84.3
Write 84.8
Mixed 57.7
SusWrite 70.6
100% 74.3 MB/s
4K Read 0.9
4K Write 1.4
4K Mixed 1
85% 1.1 MB/s
129GB free, PID 0551
Operating at USB 3.0 Speed
SusWrite @10s intervals: 45 42 42 59 52 40 MB/s
30.6% Below average
Read 110
Write 101
Mixed 64.2
SusWrite 46.7
104% 80.6 MB/s
4K Read 0.8
4K Write 1.4
4K Mixed 1
85% 1.07 MB/s
14GB free, PID 0551
Operating at USB 3.0 Speed
25.9% Poor
Read 62.5
Write 58.5
Mixed 15.3
53% 45.4 MB/s
4K Read 0.87
4K Write 1.25
4K Mixed 0.47
62% 0.86 MB/s
202GB free, PID 0551
Operating at USB 3.0 Speed
SusWrite @10s intervals: 13 16 9.9 13 13 6.9 MB/s
4.35% Terrible
Read 10
Write 12.5
Mixed 10.5
SusWrite 11.8
16% 11.2 MB/s
4K Read 0.1
4K Write 0.1
4K Mixed 0.1
7% 0.1 MB/s
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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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