TEST
YOUR USB

Seagate (ExtHD)

Expansion 2TB

▲ 500 ▼

Release date ≈ Q3 2015.

Average Bench: 34.4% (60th of 639)

Based on 1,303 user benchmarks.  Device: VID 0bc2 PID 2322 Model: Seagate Expansion
Poor: 12%Average: 34.4% Great: 52%

Poor average bench

The Seagate Expansion 2TB averaged 65.5% 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 2.64MB/s
Avg. Sustained Write Speed 77.1MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Seagate Expansion 2TB is 39.9%. This is a relatively wide range which indicates that the Seagate Expansion 2TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.92MB/s
Avg. Sequential Read Speed 63.9MB/s
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Average Bench

(Based on 1,303 samples)
Rank 6034.4%
Min Avg Max
19.6 Read 63.9 117
19.3 Write 74.3 124
14.9 Mixed 52 89
19.2 SusWrite 77.1 126
92.4% 66.8 MB/s
Min Avg Max
0.3 4K Read 0.92 1.9
1 4K Write 2.64 4.7
0.1 4K Mixed 0.63 1.1
115% 1.4 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2TB free, PID 2322
Operating at USB 3.0 Speed
SusWrite @10s intervals: 122 123 121 120 122 123 MB/s
48.9% Average
Read 91.2
Write 124
Mixed 87.6
SusWrite 122
149% 106 MB/s
4K Read 0.8
4K Write 2.9
4K Mixed 0.7
125% 1.47 MB/s
1.5TB free, PID 2322
Operating at USB 3.0 Speed
SusWrite @10s intervals: 115 115 113 115 121 116 MB/s
43.4% Average
Read 97.9
Write 128
Mixed 85.3
SusWrite 116
149% 107 MB/s
4K Read 0.9
4K Write 1.2
4K Mixed 0.4
58% 0.83 MB/s
51GB free, PID 2322
Operating at USB 3.0 Speed
SusWrite @10s intervals: 103 98 90 81 99 98 MB/s
38.6% Below average
Read 84.4
Write 67.5
Mixed 49.5
SusWrite 94.9
99% 74.1 MB/s
4K Read 0.6
4K Write 1.8
4K Mixed 0.9
94% 1.1 MB/s
1TB free, PID 2322
Operating at USB 3.0 Speed
SusWrite @10s intervals: 103 102 107 108 105 99 MB/s
37% Below average
Read 69.8
Write 99.7
Mixed 50.8
SusWrite 104
114% 81.1 MB/s
4K Read 0.9
4K Write 1.3
4K Mixed 0.5
65% 0.9 MB/s
376GB free, PID 2322
Operating at USB 3.0 Speed
SusWrite @10s intervals: 77 70 79 72 72 77 MB/s
29% Poor
Read 44.1
Write 102
Mixed 80
SusWrite 74.3
110% 75.1 MB/s
4K Read 0.9
4K Write 2
4K Mixed 0.6
92% 1.17 MB/s
300GB free, PID 2322
Operating at USB 3.0 Speed
SusWrite @10s intervals: 73 76 75 75 79 79 MB/s
28.1% Poor
Read 50.4
Write 113
Mixed 54.6
SusWrite 76.2
107% 73.6 MB/s
4K Read 0.8
4K Write 1.3
4K Mixed 0.7
71% 0.93 MB/s
1,303 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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The Best.
CPUGPUSSD
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