TEST
YOUR USB

TOSHIBA (ExtHD)

MK2555GSX 250GB

▲ 500 ▼

Release date ≈ Q3 2015.

Average Bench: 15.3% (319th of 639)

Based on 39 user benchmarks.  Device: VID 152d PID 2329 Model: TOSHIBA MK2555GSX
Poor: 10%Average: 15.3% Great: 19%

Terrible average bench

The TOSHIBA MK2555GSX 250GB averaged 84.7% 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. 4K Random Write Speed 1.09MB/s
Avg. Sustained Write Speed 33.9MB/s

Excellent consistency

The range of scores (95th - 5th percentile) for the TOSHIBA MK2555GSX 250GB is just 9.13%. This is an extremely narrow range which indicates that the TOSHIBA MK2555GSX 250GB performs superbly consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.43MB/s
Avg. Sequential Read Speed 31.2MB/s
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Average Bench

(Based on 39 samples)
Rank 31915.3%
Min Avg Max
3.2 Read 31.2 53.7
7.7 Write 32.2 43.4
3.5 Mixed 22.3 39.4
19.5 SusWrite 33.9 42.4
40.7% 29.9 MB/s
Min Avg Max
0.04 4K Read 0.43 0.9
0.27 4K Write 1.09 1.3
0.1 4K Mixed 0.35 0.6
50.6% 0.62 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
78GB free, PID 2329
Operating at USB 2.0 Speed
SusWrite @10s intervals: 36 41 40 42 43 42 MB/s
18% Very poor
Read 40.2
Write 40.9
Mixed 31.4
SusWrite 40.8
52% 38.3 MB/s
4K Read 0.7
4K Write 1
4K Mixed 0.5
54% 0.73 MB/s
138GB free, PID 2329
Operating at USB 2.0 Speed
SusWrite @10s intervals: 32 35 34 35 35 35 MB/s
17.3% Very poor
Read 53.7
Write 29.7
Mixed 26.1
SusWrite 34.4
45% 36 MB/s
4K Read 0.9
4K Write 0.6
4K Mixed 0.5
41% 0.67 MB/s
84GB free, PID 2329
Operating at USB 2.0 Speed
SusWrite @10s intervals: 41 41 41 41 41 42 MB/s
17.1% Very poor
Read 33.9
Write 38.5
Mixed 29
SusWrite 41.1
49% 35.6 MB/s
4K Read 0.7
4K Write 1
4K Mixed 0.5
54% 0.73 MB/s
232GB free, PID 2329
Operating at USB 2.0 Speed
SusWrite @10s intervals: 38 37 39 39 40 40 MB/s
16.8% Very poor
Read 35.2
Write 38.8
Mixed 29.9
SusWrite 38.6
49% 35.6 MB/s
4K Read 0.7
4K Write 1
4K Mixed 0.5
54% 0.73 MB/s
166GB free, PID 2329
Operating at USB 2.0 Speed
SusWrite @10s intervals: 28 29 28 29 29 28 MB/s
15% Very poor
Read 32.1
Write 25.6
Mixed 23.6
SusWrite 28.4
36% 27.4 MB/s
4K Read 0.5
4K Write 1.3
4K Mixed 0.5
63% 0.77 MB/s
228GB free, PID 2329
Operating at USB 2.0 Speed
SusWrite @10s intervals: 20 20 20 20 20 20 MB/s
14.3% Very poor
Read 50.4
Write 34.2
Mixed 27.6
SusWrite 19.8
41% 33 MB/s
4K Read 0.9
4K Write 0.8
4K Mixed 0.5
48% 0.73 MB/s
116GB free, PID 2329
Operating at USB 2.0 Speed
SusWrite @10s intervals: 15 19 24 24 23 24 MB/s
9.63% Terrible
Read 10.3
Write 12
Mixed 16.8
SusWrite 21.4
22% 15.1 MB/s
4K Read 0.4
4K Write 1.1
4K Mixed 0.3
49% 0.6 MB/s
39 MORE »
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