TEST
YOUR USB

Seagate (ExtHD)

Backup+ Hub BK 8TB

▲ 500 ▼

Release date ≈ Q3 2016.

Average Bench: 52.3% (21st of 639)

Based on 1,841 user benchmarks.  Device: VID 0bc2 PID ab38 Model: Seagate Backup+ Hub BK
Poor: 19%Average: 52.3% Great: 75%

Average average bench

The Seagate Backup+ Hub BK 8TB averaged 47.7% 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 4.43MB/s
Avg. Sustained Write Speed 111MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Seagate Backup+ Hub BK 8TB is 56.2%. This is a relatively wide range which indicates that the Seagate Backup+ Hub BK 8TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 3.34MB/s
Avg. Sequential Read Speed 94.9MB/s
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Average Bench

(Based on 1,841 samples)
Rank 2152.3%
Min Avg Max
25 Read 94.9 158
21.5 Write 107 158
20.7 Mixed 68.3 108
18.9 SusWrite 111 184
131% 95.1 MB/s
Min Avg Max
0.6 4K Read 3.34 9.71
1.3 4K Write 4.43 7.1
0.3 4K Mixed 0.68 1
186% 2.82 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
6TB free, PID ab38
Operating at USB 3.1 Speed
SusWrite @10s intervals: 136 161 167 175 177 172 MB/s
69.5% Good
Read 127
Write 155
Mixed 80.7
SusWrite 165
182% 132 MB/s
4K Read 1.7
4K Write 4.8
4K Mixed 0.7
193% 2.4 MB/s
2TB free, PID ab38
Operating at USB 3.1 Speed
SusWrite @10s intervals: 142 135 135 140 140 142 MB/s
58.4% Above average
Read 86.7
Write 108
Mixed 56.9
SusWrite 139
137% 97.7 MB/s
4K Read 1
4K Write 5
4K Mixed 0.5
191% 2.17 MB/s
7TB free, PID ab38
Operating at USB 3.1 Speed
SusWrite @10s intervals: 135 155 151 159 155 162 MB/s
57.7% Above average
Read 62.1
Write 106
Mixed 55.5
SusWrite 153
137% 94.3 MB/s
4K Read 1.3
4K Write 4.9
4K Mixed 0.8
199% 2.33 MB/s
3.5TB free, PID ab38
Operating at USB 3.1 Speed
SusWrite @10s intervals: 82 79 80 79 78 78 MB/s
54.9% Above average
Read 136
Write 154
Mixed 97.4
SusWrite 79.3
156% 117 MB/s
4K Read 9.3
4K Write 5.1
4K Mixed 0.7
232% 5.03 MB/s
36GB free, PID ab38
Operating at USB 3.1 Speed
SusWrite @10s intervals: 93 97 97 95 100 140 MB/s
54% Above average
Read 114
Write 126
Mixed 105
SusWrite 104
154% 112 MB/s
4K Read 6.9
4K Write 4.3
4K Mixed 0.6
192% 3.93 MB/s
4TB free, PID ab38
Operating at USB 3.1 Speed
SusWrite @10s intervals: 97 98 97 97 102 101 MB/s
51.3% Above average
Read 102
Write 102
Mixed 60.2
SusWrite 98.6
122% 90.7 MB/s
4K Read 1.1
4K Write 4.8
4K Mixed 0.5
184% 2.13 MB/s
1,841 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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Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
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