TEST
YOUR USB

SanDisk (ExtHD)

SDSSDX120GG25 120GB

▲ 500 ▼

Release date ≈ Q2 2017.

Average Bench: 127% (3rd of 639)

Based on 6 user benchmarks.  Device: VID 067b PID 2773 Model: SanDisk SDSSDX120GG25
Poor: 69%Average: 127% Great: 145%

Outstanding average bench

The SanDisk SDSSDX120GG25 120GB averaged 27.4% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the SanDisk SDSSDX120GG25 120GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 28.4MB/s
Avg. 4K Random Write Speed 23.6MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the SanDisk SDSSDX120GG25 120GB is 76.5%. This is a particularly wide range which indicates that the SanDisk SDSSDX120GG25 120GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 193MB/s
Avg. Sustained Write Speed 99.9MB/s
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Average Bench

(Based on 6 samples)
Rank 3127%
Min Avg Max
38 Read 193 232
39.4 Write 109 138
38.1 Mixed 139 170
38.6 SusWrite 99.9 126
172% 135 MB/s
Min Avg Max
12 4K Read 16.4 18.1
17 4K Write 23.6 26
8.56 4K Mixed 14.7 19.9
1,362% 18.2 MB/s
Min Avg Max
13.4 DQ Read 18 20.1
20.7 DQ Write 28.4 37
8.83 DQ Mixed 16.3 23.3
1,585% 20.9 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
80GB free, PID 2773
Operating at USB 3.0 Speed
145% Outstanding
Read 232
Write 129
Mixed 169
211% 177 MB/s
4K Read 18.1
4K Write 25.9
4K Mixed 9.15
1,258% 17.7 MB/s
DQ Read 16.3
DQ Write 25.5
DQ Mixed 8.83
1,229% 16.9 MB/s
100GB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 121 127 126 125 128 128 MB/s
143% Outstanding
Read 229
Write 138
Mixed 170
SusWrite 126
212% 166 MB/s
4K Read 18
4K Write 25.5
4K Mixed 19.1
1,584% 20.9 MB/s
DQ Read 20.1
DQ Write 35.8
DQ Mixed 23.2
2,081% 26.4 MB/s
106GB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 127 89 103 122 125 125 MB/s
139% Outstanding
Read 204
Write 113
Mixed 151
SusWrite 115
186% 146 MB/s
4K Read 17.7
4K Write 26
4K Mixed 19.9
1,627% 21.2 MB/s
DQ Read 19.5
DQ Write 26
DQ Mixed 18.4
1,582% 21.3 MB/s
45GB free, PID 2773
Operating at USB 3.0 Speed
137% Outstanding
Read 231
Write 106
Mixed 141
183% 159 MB/s
4K Read 17.4
4K Write 24.8
4K Mixed 8.56
1,198% 16.9 MB/s
DQ Read 18.7
DQ Write 25.1
DQ Mixed 8.91
1,228% 17.6 MB/s
100GB free, PID 2773
Operating at USB 3.0 Speed
SusWrite @10s intervals: 89 136 136 126 122 114 MB/s
131% Outstanding
Read 227
Write 129
Mixed 167
SusWrite 120
205% 161 MB/s
4K Read 15.3
4K Write 22.2
4K Mixed 18.2
1,431% 18.6 MB/s
DQ Read 19.8
DQ Write 37
DQ Mixed 23.3
2,124% 26.7 MB/s
97GB free, PID 2773
Operating at USB 2.1 Speed
SusWrite @10s intervals: 37 38 39 39 39 39 MB/s
69% Good
Read 38
Write 39.4
Mixed 38.1
SusWrite 38.6
53% 38.5 MB/s
4K Read 12
4K Write 17
4K Mixed 13.2
1,072% 14.1 MB/s
DQ Read 13.4
DQ Write 20.7
DQ Mixed 15
1,264% 16.4 MB/s
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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