TEST
YOUR USB

Seagate (ExtHD)

USB 120GB

▲ 500 ▼

Release date ≈ Q4 2015.

Average Bench: 71.8% (7th of 639)

Based on 20 user benchmarks.  Device: VID 0bc2 PID a003 Model: Seagate USB
Poor: 15%Average: 71.8% Great: 171%

Good average bench

The Seagate USB 120GB averaged 28.1% 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 30.4MB/s
Avg. 4K Random Write Speed 15.1MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Seagate USB 120GB is 155%. This is a particularly wide range which indicates that the Seagate USB 120GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 75.2MB/s
Avg. Sustained Write Speed 45.2MB/s
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Average Bench

(Based on 20 samples)
Rank 771.8%
Min Avg Max
24 Read 75.2 215
18.3 Write 63.6 212
19.1 Mixed 64.1 220
17.8 SusWrite 45.2 119
82% 62 MB/s
Min Avg Max
0.4 4K Read 9.84 20.8
1.14 4K Write 15.1 58.1
0.27 4K Mixed 8.2 21
828% 11 MB/s
Min Avg Max
13.2 DQ Read 17.8 23.2
17.2 DQ Write 30.4 68.9
7.77 DQ Mixed 14.6 25.8
1,599% 20.9 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
63GB free (System drive), PID a003
Operating at USB 3.0 Speed
SusWrite @10s intervals: 113 112 124 122 122 122 MB/s
133% Outstanding
Read 211
Write 116
Mixed 144
SusWrite 119
188% 148 MB/s
4K Read 18.3
4K Write 23.3
4K Mixed 18.6
1,493% 20.1 MB/s
DQ Read 22.6
DQ Write 31.3
DQ Mixed 23.5
1,948% 25.8 MB/s
99GB free, PID a003
Operating at USB 2.1 Speed
SusWrite @10s intervals: 42 42 42 42 42 42 MB/s
70.1% Very good
Read 45.5
Write 41.6
Mixed 43.7
SusWrite 42
59% 43.2 MB/s
4K Read 14
4K Write 16.6
4K Mixed 14.8
1,120% 15.1 MB/s
DQ Read 15.8
DQ Write 21
DQ Mixed 17.4
1,365% 18.1 MB/s
2GB free, PID a003
Operating at USB 2.1 Speed
SusWrite @10s intervals: 32 32 32 33 32 32 MB/s
65.3% Good
Read 38.1
Write 31.5
Mixed 34
SusWrite 32.2
46% 34 MB/s
4K Read 13.7
4K Write 16.1
4K Mixed 8.8
898% 12.9 MB/s
DQ Read 14.2
DQ Write 17.2
DQ Mixed 9.5
961% 13.6 MB/s
60GB free, PID a003
Operating at USB 2.1 Speed
SusWrite @10s intervals: 33 37 38 36 37 36 MB/s
53.4% Above average
Read 32
Write 30.7
Mixed 31.4
SusWrite 36
45% 32.5 MB/s
4K Read 8.1
4K Write 12.7
4K Mixed 17.1
1,044% 12.6 MB/s
DQ Read 17.4
DQ Write 18
DQ Mixed 17.6
1,275% 17.7 MB/s
100GB free, PID a003
Operating at USB 2.1 Speed
SusWrite @10s intervals: 26 26 26 23 23 24 MB/s
35.3% Below average
Read 30.7
Write 25.9
Mixed 27.9
SusWrite 24.6
37% 27.3 MB/s
4K Read 7.7
4K Write 7.7
4K Mixed 7.5
546% 7.63 MB/s
53GB free, PID a003
Operating at USB 2.1 Speed
SusWrite @10s intervals: 22 23 22 23 23 23 MB/s
29.2% Poor
Read 29.7
Write 22.5
Mixed 25
SusWrite 22.8
33% 25 MB/s
4K Read 6.4
4K Write 6
4K Mixed 6
432% 6.13 MB/s
112GB free, PID a003
Operating at USB 2.1 Speed
SusWrite @10s intervals: 23 26 25 25 25 26 MB/s
16.3% Very poor
Read 31.9
Write 24.9
Mixed 22.3
SusWrite 24.9
34% 26 MB/s
4K Read 0.5
4K Write 2
4K Mixed 0.8
97% 1.1 MB/s
68GB free, PID a003
Operating at USB 3.0 Speed
SusWrite @10s intervals: 36 35 35 35 35 36 MB/s
15.3% Very poor
Read 24
Write 37.2
Mixed 22.3
SusWrite 35.3
42% 29.7 MB/s
4K Read 0.4
4K Write 1.3
4K Mixed 0.5
63% 0.73 MB/s
45GB free, PID a003
Operating at USB 2.1 Speed
SusWrite @10s intervals: 19 17 18 18 18 17 MB/s
12.8% Very poor
Read 26.6
Write 18.3
Mixed 19.1
SusWrite 17.8
27% 20.5 MB/s
4K Read 0.5
4K Write 1.6
4K Mixed 0.7
80% 0.93 MB/s
20 MORE »
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