TEST
YOUR USB

TOSHIBA (ExtHD)

External USB 3.0 4TB

▲ 500 ▼

Release date ≈ Q1 2019.

Average Bench: 42.2% (36th of 639)

Based on 1,164 user benchmarks.  Device: VID 0480 PID 0820 Model: TOSHIBA External USB 3.0
Poor: 16%Average: 42.2% Great: 53%

Below average average bench

The TOSHIBA External USB 3.0 4TB averaged 57.7% 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 115MB/s
Avg. Sustained Write Speed 95.3MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the TOSHIBA External USB 3.0 4TB is 37.6%. 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 1.25MB/s
Avg. Sequential Mixed IO Speed 22.4MB/s
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Average Bench

(Based on 1,164 samples)
Rank 3642.2%
Min Avg Max
31.6 Read 120 149
26.2 Write 115 148
14.4 Mixed 22.4 47.2
23.4 SusWrite 95.3 134
113% 88.1 MB/s
Min Avg Max
0.6 4K Read 1.25 1.5
0.4 4K Write 1.23 6.2
0.2 4K Mixed 0.45 0.7
61.5% 0.97 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2.5TB free, PID 0820
Operating at USB 3.0 Speed
SusWrite @10s intervals: 109 104 106 106 110 113 MB/s
49.5% Average
Read 143
Write 144
Mixed 54.5
SusWrite 108
147% 112 MB/s
4K Read 1.5
4K Write 1.6
4K Mixed 0.5
77% 1.2 MB/s
3TB free, PID 0820
Operating at USB 3.0 Speed
SusWrite @10s intervals: 116 116 117 118 118 117 MB/s
47% Average
Read 135
Write 132
Mixed 20
SusWrite 117
130% 101 MB/s
4K Read 1.4
4K Write 0.5
4K Mixed 0.5
39% 0.8 MB/s
3.5TB free, PID 0820
Operating at USB 3.0 Speed
SusWrite @10s intervals: 113 111 114 119 120 121 MB/s
47% Average
Read 137
Write 138
Mixed 20
SusWrite 116
133% 103 MB/s
4K Read 1.4
4K Write 0.5
4K Mixed 0.4
36% 0.77 MB/s
938GB free, PID 0820
Operating at USB 3.0 Speed
SusWrite @10s intervals: 97 96 95 87 95 95 MB/s
43.1% Average
Read 143
Write 146
Mixed 19.9
SusWrite 94.1
128% 101 MB/s
4K Read 1.5
4K Write 0.5
4K Mixed 0.5
40% 0.83 MB/s
910GB free, PID 0820
Operating at USB 3.0 Speed
SusWrite @10s intervals: 93 75 85 84 87 85 MB/s
41.2% Average
Read 143
Write 152
Mixed 21.2
SusWrite 85
127% 100 MB/s
4K Read 1.6
4K Write 0.5
4K Mixed 0.5
40% 0.87 MB/s
2.5TB free, PID 0820
Operating at USB 3.0 Speed
SusWrite @10s intervals: 87 83 85 83 84 85 MB/s
39.9% Below average
Read 135
Write 139
Mixed 19.9
SusWrite 84.4
120% 94.7 MB/s
4K Read 1.5
4K Write 0.5
4K Mixed 0.7
46% 0.9 MB/s
2TB free, PID 0820
Operating at USB 2.1 Speed
SusWrite @10s intervals: 33 37 37 37 38 36 MB/s
27.2% Poor
Read 55.2
Write 31.2
Mixed 25.4
SusWrite 36.4
46% 37.1 MB/s
4K Read 10
4K Write 2.9
4K Mixed 0.6
156% 4.5 MB/s
1,164 MORE »
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