TEST
YOUR USB

Samsung (ExtHD)

SSD 850 EVO 250G 250GB

▲ 500 ▼

Release date ≈ Q2 2018.

Average Bench: 177% (1st of 639)

Based on 12 user benchmarks.  Device: VID 152d PID 0578 Model: Samsung SSD 850 EVO 250G
Poor: 37%Average: 177% Great: 300%

Outstanding average bench

The Samsung SSD 850 EVO 250G 250GB averaged 77.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SSD 850 EVO 250G 250GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 50.7MB/s
Avg. 4K Random Write Speed 33.1MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SSD 850 EVO 250G 250GB is 263%. This is a particularly wide range which indicates that the Samsung SSD 850 EVO 250G 250GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 213MB/s
Avg. 4K Random Read Speed 19.9MB/s
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Average Bench

(Based on 12 samples)
Rank 1177%
Min Avg Max
29.5 Read 213 341
23.1 Write 199 363
26.2 Mixed 190 315
22 SusWrite 179 305
263% 195 MB/s
Min Avg Max
6.4 4K Read 19.9 32.9
6.3 4K Write 33.1 62.4
6.4 4K Mixed 23.8 41.8
2,011% 25.6 MB/s
Min Avg Max
15 DQ Read 28.2 36.7
15.8 DQ Write 50.7 75.2
14.9 DQ Mixed 32.3 45.8
2,928% 37.1 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
117GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 316 300 298 300 301 301 MB/s
314% Outstanding
Read 336
Write 333
Mixed 286
SusWrite 303
426% 315 MB/s
4K Read 32.9
4K Write 62.4
4K Mixed 41.8
3,666% 45.7 MB/s
DQ Read 36.7
DQ Write 75.2
DQ Mixed 45.8
4,252% 52.6 MB/s
205GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 328 285 287 288 284 281 MB/s
252% Outstanding
Read 320
Write 314
Mixed 315
SusWrite 292
424% 310 MB/s
4K Read 26.5
4K Write 44
4K Mixed 31.5
2,666% 34 MB/s
DQ Read 32.4
DQ Write 61.2
DQ Mixed 40.9
3,593% 44.8 MB/s
55GB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 329 223 216 220 217 218 MB/s
237% Outstanding
Read 317
Write 322
Mixed 307
SusWrite 237
401% 296 MB/s
4K Read 21.9
4K Write 43.6
4K Mixed 30.1
2,588% 31.9 MB/s
DQ Read 28
DQ Write 56.5
DQ Mixed 32.5
3,131% 39 MB/s
41GB free, PID 0578
Operating at USB 2.1 Speed
SusWrite @10s intervals: 31 31 30 31 31 31 MB/s
37% Below average
Read 33
Write 30.7
Mixed 31.2
SusWrite 30.8
43% 31.4 MB/s
4K Read 7.6
4K Write 7.7
4K Mixed 7.6
549% 7.63 MB/s
153GB free, PID 0578
Operating at USB 2.1 Speed
SusWrite @10s intervals: 18 20 23 23 24 24 MB/s
29.9% Poor
Read 29.5
Write 23.1
Mixed 26.2
SusWrite 22
34% 25.2 MB/s
4K Read 6.4
4K Write 6.3
4K Mixed 6.4
456% 6.37 MB/s
12 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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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $182Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
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WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
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