TEST
YOUR USB

SanDisk SDCZ88-128G (Flash)

Extreme Pro USB 3.0 128GB

Average Bench: 76.6% (6th of 639)

Based on 1,183 user benchmarks.  Device: VID 0781 PID 5588 Model: SanDisk ExtremePro
Poor: 16%Average: 76.6% Great: 122%

Good average bench

The SanDisk Extreme Pro USB 3.0 128GB averaged 23.3% 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 11.6MB/s
Avg. 4K-64Thread Mixed IO Speed 9.27MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the SanDisk Extreme Pro USB 3.0 128GB is 106%. 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. Sequential Mixed IO Speed 46.7MB/s
Avg. 4K Random Read Speed 8.16MB/s
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Average Bench

(Based on 1,183 samples)
Rank 676.6%
Min Avg Max
13.7 Read 154 249
7.1 Write 98 216
2 Mixed 46.7 133
10.1 SusWrite 121 227
132% 105 MB/s
Min Avg Max
2.4 4K Read 8.16 12.4
0.4 4K Write 8.47 11.7
2.3 4K Mixed 6.59 8.8
542% 7.74 MB/s
Min Avg Max
8.59 DQ Read 10.9 12.9
8.9 DQ Write 11.6 12.7
7.39 DQ Mixed 9.27 10.6
750% 10.6 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
103GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 199 223 235 233 237 236 MB/s
123% Outstanding
Read 244
Write 210
Mixed 67.1
SusWrite 227
243% 187 MB/s
4K Read 10.4
4K Write 11.6
4K Mixed 8.3
715% 10.1 MB/s
DQ Read 11.1
DQ Write 12.8
DQ Mixed 10
817% 11.3 MB/s
27GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 119 45 98 179 183 182 MB/s
83.3% Excellent
Read 219
Write 30
Mixed 2.7
SusWrite 134
103% 96.6 MB/s
4K Read 5.8
4K Write 6.8
4K Mixed 8.7
549% 7.1 MB/s
115GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 90 51 45 140 185 208 MB/s
81.3% Excellent
Read 168
Write 54.3
Mixed 1.8
SusWrite 120
98% 86 MB/s
4K Read 4.5
4K Write 9.7
4K Mixed 7.5
602% 7.23 MB/s
DQ Read 10.2
DQ Write 11.1
DQ Mixed 9.6
742% 10.3 MB/s
86GB free, PID 5588
Operating at USB 2.1 Speed
SusWrite @10s intervals: 37 40 40 41 42 40 MB/s
48.3% Average
Read 40.2
Write 41
Mixed 29
SusWrite 40.1
51% 37.6 MB/s
4K Read 9
4K Write 10.3
4K Mixed 6.8
615% 8.7 MB/s
DQ Read 9.2
DQ Write 11.6
DQ Mixed 8.2
708% 9.67 MB/s
1,183 MORE »

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

Added n/a ago.
USA-User
Avatar level
6,528

Liked (edit your comment) Add link

4 months ago.

IND-User
Avatar level
3,010

Excellent

8 months ago.

isse achha toh 500 GB ki SSD na le lu BC.

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opinion?
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Ready to retire
Age: 6 years

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See how consistently different USBs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

Storage Devices FAQ
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