TEST
YOUR USB

UFD (Flash)

3.0 Silicon-Power256 248GB

▲ 500 ▼

Release date ≈ Q2 2016.

Average Bench: 43% (35th of 639)

Based on 19 user benchmarks.  Device: VID 13fe PID 6000 Model: UFD 3.0 Silicon-Power256
Poor: 12%Average: 43% Great: 86%

Below average average bench

The UFD 3.0 Silicon-Power256 248GB averaged 56.9% 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 Mixed IO Speed 97.3MB/s
Avg. Sequential Write Speed 86.1MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the UFD 3.0 Silicon-Power256 248GB is 73.3%. This is a particularly wide range which indicates that the UFD 3.0 Silicon-Power256 248GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 5.21MB/s
Avg. Sequential Read Speed 140MB/s
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Average Bench

(Based on 19 samples)
Rank 3543%
Min Avg Max
23.9 Read 140 281
10 Write 86.1 229
10.7 Mixed 97.3 232
24.9 SusWrite 76.3 104
128% 99.9 MB/s
Min Avg Max
2.57 4K Read 5.21 8.52
0.008 4K Write 1.12 1.8
0.009 4K Mixed 1.34 2.7
103% 2.56 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
77GB free, PID 6000
Operating at USB 3.1 Speed
SusWrite @10s intervals: 107 97 114 97 98 113 MB/s
62.5% Good
Read 238
Write 139
Mixed 110
SusWrite 104
181% 148 MB/s
4K Read 5.6
4K Write 1.3
4K Mixed 2
133% 2.97 MB/s
175GB free, PID 6000
Operating at USB 3.1 Speed
SusWrite @10s intervals: 151 96 104 107 96 58 MB/s
58.6% Above average
Read 204
Write 96
Mixed 190
SusWrite 102
190% 148 MB/s
4K Read 7.6
4K Write 1.6
4K Mixed 2.5
168% 3.9 MB/s
100GB free, PID 6000
Operating at USB 3.1 Speed
SusWrite @10s intervals: 106 104 96 96 104 MB/s
54.8% Above average
Read 177
Write 95.2
Mixed 189
SusWrite 101
184% 141 MB/s
4K Read 7.8
4K Write 1.7
4K Mixed 2.7
179% 4.07 MB/s
225GB free, PID 6000
Operating at USB 2.1 Speed
SusWrite @10s intervals: 37 31 28 27 31 24 MB/s
13.7% Very poor
Read 23.9
Write 37.4
Mixed 28.3
SusWrite 29.4
42% 29.8 MB/s
4K Read 3
4K Write 1
4K Mixed 1.4
93% 1.8 MB/s
19 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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