TEST
YOUR USB

Seagate (ExtHD)

Backup+ Desk 8TB

▲ 500 ▼

Release date ≈ Q3 2015.

Average Bench: 58.3% (16th of 639)

Based on 224 user benchmarks.  Device: VID 0bc2 PID ab34 Model: Seagate Backup+ Desk
Poor: 21%Average: 58.3% Great: 85%

Average average bench

The Seagate Backup+ Desk 8TB averaged 41.6% 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-64Thread Write Speed 11MB/s
Avg. 4K Random Write Speed 7.63MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Seagate Backup+ Desk 8TB is 64.5%. This is a particularly wide range which indicates that the Seagate Backup+ Desk 8TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Read Speed 0.78MB/s
Avg. 4K Random Read Speed 0.9MB/s
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Average Bench

(Based on 224 samples)
Rank 1658.3%
Min Avg Max
25.7 Read 92.9 159
22.8 Write 98.4 155
11.9 Mixed 50.6 92.8
17.3 SusWrite 98.1 171
115% 85 MB/s
Min Avg Max
0.3 4K Read 0.9 1.34
3.12 4K Write 7.63 12.4
0.36 4K Mixed 0.64 0.98
284% 3.06 MB/s
Min Avg Max
0.3 DQ Read 0.78 1.69
5.94 DQ Write 11 13.8
0.47 DQ Mixed 0.8 1.1
404% 4.19 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1.5TB free, PID ab34
Operating at USB 3.0 Speed
SusWrite @10s intervals: 135 138 138 138 138 137 MB/s
75.3% Very good
Read 82.7
Write 137
Mixed 79.2
SusWrite 137
156% 109 MB/s
4K Read 0.6
4K Write 10.8
4K Mixed 0.9
400% 4.1 MB/s
DQ Read 0.4
DQ Write 12
DQ Mixed 1
444% 4.47 MB/s
623GB free, PID ab34
Operating at USB 3.0 Speed
SusWrite @10s intervals: 162 171 168 172 171 177 MB/s
74.8% Very good
Read 85.4
Write 99.8
Mixed 43.6
SusWrite 170
140% 99.8 MB/s
4K Read 0.4
4K Write 8.2
4K Mixed 0.4
294% 3 MB/s
DQ Read 0.3
DQ Write 9.9
DQ Mixed 0.7
362% 3.63 MB/s
4TB free, PID ab34
Operating at USB 3.0 Speed
SusWrite @10s intervals: 154 155 160 164 161 161 MB/s
72.1% Very good
Read 99.4
Write 143
Mixed 42.8
SusWrite 159
155% 111 MB/s
4K Read 1.1
4K Write 7.4
4K Mixed 0.8
283% 3.1 MB/s
785GB free, PID ab34
Operating at USB 3.0 Speed
SusWrite @10s intervals: 107 109 108 108 109 109 MB/s
56.6% Above average
Read 122
Write 156
Mixed 39.8
SusWrite 108
143% 107 MB/s
4K Read 1
4K Write 4.9
4K Mixed 0.7
194% 2.2 MB/s
733GB free, PID ab34
Operating at USB 3.0 Speed
SusWrite @10s intervals: 108 108 108 108 108 108 MB/s
56.2% Above average
Read 49.2
Write 83.6
Mixed 46.4
SusWrite 108
104% 71.9 MB/s
4K Read 1.3
4K Write 8.2
4K Mixed 0.6
304% 3.37 MB/s
DQ Read 0.3
DQ Write 11.2
DQ Mixed 0.8
409% 4.1 MB/s
2.5TB free, PID ab34
Operating at USB 3.0 Speed
SusWrite @10s intervals: 85 98 99 105 100 103 MB/s
48.1% Average
Read 96
Write 146
Mixed 30.3
SusWrite 98.4
126% 92.6 MB/s
4K Read 0.5
4K Write 4.1
4K Mixed 0.5
158% 1.7 MB/s
224 MORE »
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