Average Bench: 81.4% (6th of 639)

Based on 921 user benchmarks.  Device: VID 0781 PID 5588 Model: SanDisk ExtremePro
Poor: 27%Average: 81.4% Great: 117%

Very good average bench

The SanDisk Extreme Pro USB 3.0 128GB averaged just 18.5% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the SanDisk Extreme Pro USB 3.0 128GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 10.7MB/s
Avg. 4K Random Write Speed 9.16MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the SanDisk Extreme Pro USB 3.0 128GB is 90%. This is a particularly wide range which indicates that the SanDisk Extreme Pro USB 3.0 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 9.42MB/s
Avg. Sequential Read Speed 180MB/s
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Average Bench

(Based on 921 samples)
Min Avg Max
29.5 Read 180 251
10.1 Write 111 211
10.8 Mixed 96.1 206
16 SusWrite 136 227
168% 131 MB/s
Min Avg Max
4.93 4K Read 9.42 13.1
3.08 4K Write 9.16 11.5
2.01 4K Mixed 4.33 7.9
494% 7.64 MB/s
Min Avg Max
8.62 DQ Read 11.2 13.9
6.69 DQ Write 10.7 12.3
2.84 DQ Mixed 5.01 10.1
576% 8.97 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
50GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 213 216 216 215 216 212 MB/s
Read 244
Write 203
Mixed 70
SusWrite 215
237% 183 MB/s
4K Read 11.7
4K Write 11.6
4K Mixed 8.6
730% 10.6 MB/s
DQ Read 12.7
DQ Write 12.7
DQ Mixed 10.8
846% 12.1 MB/s
116GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 199 215 217 221 227 226 MB/s
Read 239
Write 210
Mixed 75.5
SusWrite 218
242% 185 MB/s
4K Read 9.5
4K Write 11.5
4K Mixed 8.2
705% 9.73 MB/s
DQ Read 11.1
DQ Write 12.5
DQ Mixed 10.2
813% 11.3 MB/s
78GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 213 229 232 227 228 226 MB/s
Read 218
Write 210
Mixed 101
SusWrite 226
252% 189 MB/s
4K Read 11.4
4K Write 11.2
4K Mixed 8.2
702% 10.3 MB/s
DQ Read 12.1
DQ Write 12.4
DQ Mixed 10.1
810% 11.5 MB/s
55GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 99 137 149 151 145 145 MB/s
Read 231
Write 36.1
Mixed 39.9
SusWrite 138
124% 111 MB/s
4K Read 11.4
4K Write 11.1
4K Mixed 8.1
695% 10.2 MB/s
DQ Read 12.6
DQ Write 11.9
DQ Mixed 10
792% 11.5 MB/s
6GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 92 161 158 142 96 157 MB/s
Read 0.5
Write 15.3
Mixed 41.5
SusWrite 134
77% 48 MB/s
4K Read 10.7
4K Write 10.1
4K Mixed 8.4
669% 9.73 MB/s
DQ Read 11.8
DQ Write 11.7
DQ Mixed 9.7
772% 11.1 MB/s
101GB free, PID 5588
Operating at USB 2.1 Speed
SusWrite @10s intervals: 27 28 28 27 28 28 MB/s
Read 31.7
Write 28.8
Mixed 24.3
SusWrite 27.6
38% 28.1 MB/s
4K Read 5.8
4K Write 6.5
4K Mixed 5
413% 5.77 MB/s
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We highlight the best USB flash drive in terms of balanced performance and value for money using current prices, sequential read, sequential write , 4k read and 4k write speed. The speeds are combined to form a single effective speed which measures performance for tasks such as copying photos, music and videos. Effective speed is adjusted by current price and capacity to yield value for money. Finally thousands of individual user ratings are used to validate our benchmark figures. [USBFlashPro]

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 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-8700K $340Nvidia GTX 1070 $330Samsung 850 Evo 250GB $77
AMD Ryzen 5 1600 $130Nvidia GTX 1060-6GB $220Samsung 850 Evo 500GB $100
Intel Core i5-8600K $237AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $130SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $869SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
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