TEST
YOUR USB

TOSHIBA (ExtHD)

External USB 3.0 4TB

▲ 500 ▼

Release date ≈ Q1 2019.

Average Bench: 40.2% (41st of 639)

Based on 3,010 user benchmarks.  Device: VID 0480 PID 0900 Model: TOSHIBA External USB 3.0
Poor: 15%Average: 40.2% Great: 53%

Below average average bench

The TOSHIBA External USB 3.0 4TB averaged 59.8% 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. Sequential Write Speed 110MB/s
Avg. Sustained Write Speed 89.2MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the TOSHIBA External USB 3.0 4TB is 37.8%. This is a relatively wide range which indicates that the TOSHIBA External USB 3.0 4TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 1.17MB/s
Avg. Sequential Mixed IO Speed 22.4MB/s
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Average Bench

(Based on 3,010 samples)
Rank 4140.2%
Min Avg Max
30.2 Read 112 147
24.7 Write 110 148
12.8 Mixed 22.4 50.5
20.8 SusWrite 89.2 134
108% 83.5 MB/s
Min Avg Max
0.48 4K Read 1.17 1.5
0.4 4K Write 1.36 6.3
0.2 4K Mixed 0.44 0.62
65.6% 0.99 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1TB free, PID 0900
Operating at USB 3.0 Speed
SusWrite @10s intervals: 100 110 114 104 107 117 MB/s
62% Good
Read 142
Write 129
Mixed 20.2
SusWrite 109
127% 99.9 MB/s
4K Read 1.1
4K Write 5.7
4K Mixed 0.6
218% 2.47 MB/s
2TB free, PID 0900
Operating at USB 3.0 Speed
SusWrite @10s intervals: 136 135 136 136 136 136 MB/s
52.5% Above average
Read 145
Write 147
Mixed 19.9
SusWrite 136
146% 112 MB/s
4K Read 1.4
4K Write 0.5
4K Mixed 0.4
36% 0.77 MB/s
2TB free, PID 0900
Operating at USB 3.0 Speed
SusWrite @10s intervals: 112 115 117 115 117 116 MB/s
48.3% Average
Read 145
Write 147
Mixed 21.1
SusWrite 115
138% 107 MB/s
4K Read 1.3
4K Write 0.6
4K Mixed 0.4
39% 0.77 MB/s
1.5TB free, PID 0900
Operating at USB 3.0 Speed
SusWrite @10s intervals: 112 111 112 110 110 110 MB/s
46.2% Average
Read 140
Write 134
Mixed 19.9
SusWrite 111
129% 101 MB/s
4K Read 1.3
4K Write 0.5
4K Mixed 0.4
35% 0.73 MB/s
335GB free, PID 0900
Operating at USB 3.0 Speed
SusWrite @10s intervals: 108 104 107 105 106 105 MB/s
44.7% Average
Read 138
Write 147
Mixed 19.9
SusWrite 106
132% 103 MB/s
4K Read 1.6
4K Write 0.4
4K Mixed 0.6
40% 0.87 MB/s
327GB free, PID 0900
Operating at USB 3.0 Speed
SusWrite @10s intervals: 78 69 70 70 69 71 MB/s
39% Below average
Read 149
Write 152
Mixed 19.9
SusWrite 71.2
122% 97.9 MB/s
4K Read 1.4
4K Write 0.5
4K Mixed 0.7
46% 0.87 MB/s
3,010 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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