TEST
YOUR USB

Seagate (ExtHD)

BUP Slim SL 2TB

▲ 500 ▼

Release date ≈ Q2 2015.

Average Bench: 32.6% (73rd of 639)

Based on 92 user benchmarks.  Device: VID 0bc2 PID ab21 Model: Seagate BUP Slim SL
Poor: 13%Average: 32.6% Great: 51%

Poor average bench

The Seagate BUP Slim SL 2TB averaged 67.3% 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. Sequential Write Speed 73MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Seagate BUP Slim SL 2TB is 37.8%. This is a relatively wide range which indicates that the Seagate BUP Slim SL 2TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.51MB/s
Avg. Sequential Read Speed 71.7MB/s
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Average Bench

(Based on 92 samples)
Rank 7332.6%
Min Avg Max
17.8 Read 71.7 114
14.7 Write 73 130
11.9 Mixed 51.9 103
14.7 SusWrite 61 114
86.6% 64.4 MB/s
Min Avg Max
0.2 4K Read 0.51 0.65
0.61 4K Write 1.94 4.18
0.14 4K Mixed 0.51 1
85.2% 0.99 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
667GB free, PID ab21
Operating at USB 3.0 Speed
SusWrite @10s intervals: 78 81 81 81 81 81 MB/s
45.9% Average
Read 112
Write 81.1
Mixed 60.3
SusWrite 80.7
108% 83.5 MB/s
4K Read 0.6
4K Write 3.9
4K Mixed 1.1
172% 1.87 MB/s
2TB free, PID ab21
Operating at USB 3.0 Speed
SusWrite @10s intervals: 85 92 92 92 92 92 MB/s
40.9% Average
Read 104
Write 78.8
Mixed 55.8
SusWrite 90.8
108% 82.4 MB/s
4K Read 0.6
4K Write 1.9
4K Mixed 1
101% 1.17 MB/s
416GB free, PID ab21
Operating at USB 3.0 Speed
SusWrite @10s intervals: 72 68 68 68 68 68 MB/s
36.8% Below average
Read 66.5
Write 50
Mixed 46.5
SusWrite 68.8
78% 58 MB/s
4K Read 0.6
4K Write 3.9
4K Mixed 1
169% 1.83 MB/s
26GB free, PID ab21
SusWrite @10s intervals: 58 56 56 56 56 56 MB/s
24.5% Poor
Read 49
Write 51
Mixed 39.2
SusWrite 56.4
67% 48.9 MB/s
4K Read 0.6
4K Write 1.6
4K Mixed 0.8
84% 1 MB/s
547GB free, PID ab21
Operating at USB 2.1 Speed
SusWrite @10s intervals: 18 17 18 17 17 15 MB/s
14.1% Very poor
Read 28
Write 26.8
Mixed 23.8
SusWrite 17
32% 23.9 MB/s
4K Read 0.6
4K Write 2
4K Mixed 0.8
98% 1.13 MB/s
14GB free, PID ab21
Operating at USB 2.1 Speed
SusWrite @10s intervals: 17 20 20 20 20 20 MB/s
13.4% Very poor
Read 29
Write 25.8
Mixed 26.3
SusWrite 19.2
34% 25.1 MB/s
4K Read 0.5
4K Write 1.6
4K Mixed 0.8
84% 0.97 MB/s
73GB free, PID ab21
Operating at USB 2.1 Speed
SusWrite @10s intervals: 18 18 20 19 19 19 MB/s
13.3% Very poor
Read 26.8
Write 23
Mixed 18.3
SusWrite 18.9
29% 21.8 MB/s
4K Read 0.5
4K Write 1.7
4K Mixed 0.7
84% 0.97 MB/s
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