TEST
YOUR USB

Seagate (ExtHD)

Backup+ SL 1TB

▲ 500 ▼

Release date ≤ Q1 2014.

Average Bench: 30.4% (96th of 639)

Based on 25 user benchmarks.  Device: VID 0bc2 PID ab20 Model: Seagate Backup+ SL
Poor: 14%Average: 30.4% Great: 46%

Poor average bench

The Seagate Backup+ SL 1TB averaged 69.6% 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 1.94MB/s
Avg. Sustained Write Speed 68.2MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Seagate Backup+ SL 1TB is 31.9%. This is a relatively narrow range which indicates that the Seagate Backup+ SL 1TB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.47MB/s
Avg. Sequential Read Speed 68.9MB/s
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Average Bench

(Based on 25 samples)
Rank 9630.4%
Min Avg Max
27.3 Read 68.9 105
18.7 Write 60 107
19.7 Mixed 44.1 92.1
18.5 SusWrite 68.2 102
80.7% 60.3 MB/s
Min Avg Max
0.29 4K Read 0.47 0.6
1.52 4K Write 1.94 2.4
0.28 4K Mixed 0.5 1
84.6% 0.97 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
838GB free, PID ab20
Operating at USB 3.0 Speed
SusWrite @10s intervals: 93 104 105 104 103 105 MB/s
44.6% Average
Read 102
Write 58.5
Mixed 58.5
SusWrite 102
105% 80.2 MB/s
4K Read 0.6
4K Write 2.4
4K Mixed 1
118% 1.33 MB/s
269GB free, PID ab20
Operating at USB 3.0 Speed
SusWrite @10s intervals: 96 95 95 95 95 95 MB/s
40.4% Average
Read 90
Write 43.5
Mixed 48.3
SusWrite 95.3
90% 69.3 MB/s
4K Read 0.5
4K Write 2.1
4K Mixed 0.9
104% 1.17 MB/s
65GB free, PID ab20
Operating at USB 3.0 Speed
SusWrite @10s intervals: 75 80 81 81 81 81 MB/s
34.2% Below average
Read 76.8
Write 48.5
Mixed 44.3
SusWrite 79.8
82% 62.4 MB/s
4K Read 0.5
4K Write 1.8
4K Mixed 1
97% 1.1 MB/s
464GB free, PID ab20
Operating at USB 3.0 Speed
SusWrite @10s intervals: 67 74 74 74 74 74 MB/s
33.5% Below average
Read 77.5
Write 58.5
Mixed 49
SusWrite 73.1
85% 64.5 MB/s
4K Read 0.6
4K Write 2
4K Mixed 0.9
101% 1.17 MB/s
34GB free, PID ab20
Operating at USB 3.0 Speed
SusWrite @10s intervals: 51 51 51 50 50 50 MB/s
31.5% Below average
Read 93.6
Write 69
Mixed 49
SusWrite 50.4
83% 65.5 MB/s
4K Read 0.6
4K Write 2.2
4K Mixed 0.8
104% 1.2 MB/s
183GB free, PID ab20
Operating at USB 3.0 Speed
SusWrite @10s intervals: 58 57 57 56 57 57 MB/s
24.6% Poor
Read 48.8
Write 35.8
Mixed 37.8
SusWrite 57.2
61% 44.9 MB/s
4K Read 0.5
4K Write 1.6
4K Mixed 0.7
80% 0.93 MB/s
256GB free, PID ab20
Operating at USB 2.1 Speed
SusWrite @10s intervals: 19 18 18 19 19 19 MB/s
13.4% Very poor
Read 27.6
Write 18.7
Mixed 19.7
SusWrite 18.5
28% 21.1 MB/s
4K Read 0.5
4K Write 1.7
4K Mixed 0.8
87% 1 MB/s
25 MORE »
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
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