TEST
YOUR USB

Samsung (ExtHD)

Portable SSD T5 250GB

▲ 501 ▼

Release date ≈ Q3 2017.

Average Bench: 210% (1st of 639)

Based on 159 user benchmarks.  Device: VID 04e8 PID 61f5 Model: Samsung Portable SSD T5
Poor: 28%Average: 210% Great: 377%

Outstanding average bench

The Samsung Portable SSD T5 250GB averaged 110.3% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung Portable SSD T5 250GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 54.9MB/s
Avg. 4K Random Write Speed 36.9MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung Portable SSD T5 250GB is 349%. This is a particularly wide range which indicates that the Samsung Portable SSD T5 250GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 281MB/s
Avg. 4K Random Read Speed 23.2MB/s
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Average Bench

(Based on 159 samples)
Rank 1210%
Min Avg Max
28.2 Read 281 487
23.1 Write 266 491
25.2 Mixed 255 477
23 SusWrite 204 314
338% 252 MB/s
Min Avg Max
5.63 4K Read 23.2 36.8
5.2 4K Write 36.9 78.1
4.7 4K Mixed 23.7 45.3
2,148% 28 MB/s
Min Avg Max
20 DQ Read 31 40.9
24.1 DQ Write 54.9 93.7
15.1 DQ Mixed 32.1 52.2
3,077% 39.4 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
128GB free, PID 61f5
Operating at USB 3.1 Speed
SusWrite @10s intervals: 378 290 290 290 290 289 MB/s
274% Outstanding
Read 381
Write 422
Mixed 330
SusWrite 304
488% 359 MB/s
4K Read 29
4K Write 47.3
4K Mixed 33.4
2,852% 36.6 MB/s
DQ Read 34.1
DQ Write 56.6
DQ Mixed 39.9
3,409% 43.5 MB/s
196GB free, PID 61f5
Operating at USB 3.1 Speed
SusWrite @10s intervals: 395 295 296 295 295 296 MB/s
256% Outstanding
Read 458
Write 453
Mixed 411
SusWrite 312
549% 408 MB/s
4K Read 27.4
4K Write 37.5
4K Mixed 30.2
2,404% 31.7 MB/s
DQ Read 30.4
DQ Write 45
DQ Mixed 34
2,800% 36.5 MB/s
69GB free, PID 61f5
Operating at USB 3.1 Speed
SusWrite @10s intervals: 267 285 280 278 242 241 MB/s
168% Outstanding
Read 284
Write 286
Mixed 269
SusWrite 266
377% 276 MB/s
4K Read 18.2
4K Write 20.9
4K Mixed 20
1,459% 19.7 MB/s
DQ Read 26.1
DQ Write 34.3
DQ Mixed 27.9
2,212% 29.4 MB/s
25GB free, PID 61f5
Operating at USB 3.1 Speed
SusWrite @10s intervals: 227 124 94 93 92 90 MB/s
146% Outstanding
Read 295
Write 237
Mixed 252
SusWrite 120
294% 226 MB/s
4K Read 20.1
4K Write 23.4
4K Mixed 20.7
1,574% 21.4 MB/s
DQ Read 25.8
DQ Write 37.3
DQ Mixed 29.3
2,361% 30.8 MB/s
159 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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