TEST
YOUR USB

Samsung (ExtHD)

Portable SSD T1 250GB

▲ 500 ▼

Release date ≈ Q1 2015.

Average Bench: 161% (1st of 639)

Based on 146 user benchmarks.  Device: VID 04e8 PID 8001 Model: Samsung Portable SSD T1
Poor: 30%Average: 161% Great: 315%

Outstanding average bench

The Samsung Portable SSD T1 250GB averaged 61.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung Portable SSD T1 250GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 50.8MB/s
Avg. 4K Random Write Speed 29.9MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung Portable SSD T1 250GB is 285%. This is a particularly wide range which indicates that the Samsung Portable SSD T1 250GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 192MB/s
Avg. 4K Random Read Speed 16.9MB/s
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Average Bench

(Based on 146 samples)
Rank 1161%
Min Avg Max
27.6 Read 192 327
22.9 Write 177 324
25.4 Mixed 170 313
20.5 SusWrite 166 287
238% 176 MB/s
Min Avg Max
6.22 4K Read 16.9 27.6
6.13 4K Write 29.9 65.9
3.53 4K Mixed 14.4 34
1,571% 20.4 MB/s
Min Avg Max
14.2 DQ Read 24.1 30.6
16.9 DQ Write 50.8 78.9
9.98 DQ Mixed 19.8 40.2
2,489% 31.5 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
125GB free, PID 8001
Operating at USB 3.0 Speed
SusWrite @10s intervals: 336 272 270 271 267 267 MB/s
320% Outstanding
Read 410
Write 382
Mixed 321
SusWrite 280
463% 348 MB/s
4K Read 24.2
4K Write 63
4K Mixed 36.7
3,481% 41.3 MB/s
DQ Read 30.7
DQ Write 73.8
DQ Mixed 40.4
3,998% 48.3 MB/s
123GB free, PID 8001
Operating at USB 3.0 Speed
SusWrite @10s intervals: 358 272 272 272 271 271 MB/s
286% Outstanding
Read 359
Write 367
Mixed 319
SusWrite 286
450% 333 MB/s
4K Read 13.4
4K Write 54.8
4K Mixed 32.6
3,022% 33.6 MB/s
DQ Read 28.5
DQ Write 67.5
DQ Mixed 37.3
3,670% 44.4 MB/s
181GB free, PID 8001
Operating at USB 3.0 Speed
SusWrite @10s intervals: 264 260 270 256 252 251 MB/s
208% Outstanding
Read 250
Write 259
Mixed 230
SusWrite 259
342% 250 MB/s
4K Read 19.1
4K Write 36.1
4K Mixed 24.3
2,125% 26.5 MB/s
DQ Read 22.4
DQ Write 47.9
DQ Mixed 29.9
2,729% 33.4 MB/s
55GB free, PID 8001
Operating at USB 3.0 Speed
SusWrite @10s intervals: 227 258 261 267 267 267 MB/s
170% Outstanding
Read 286
Write 268
Mixed 253
SusWrite 258
360% 266 MB/s
4K Read 15.6
4K Write 22.2
4K Mixed 18.6
1,446% 18.8 MB/s
DQ Read 19.7
DQ Write 33.1
DQ Mixed 24
2,015% 25.6 MB/s
146 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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