Average Bench: 66% (9th of 639)

Based on 33 user benchmarks.  Device: VID 0951 PID 16b3 Model: Kingston HyperX Savage
Poor: 18%Average: 66% Great: 92%

Above average average bench

The Kingston HyperX Savage USB 3.1 512GB averaged 33.9% 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.


Avg. Sustained Write Speed 180MB/s
Avg. Sequential Write Speed 148MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Kingston HyperX Savage USB 3.1 512GB is 74.2%. This is a particularly wide range which indicates that the Kingston HyperX Savage USB 3.1 512GB performs inconsistently under varying real world conditions.


Avg. 4K Random Read Speed 3.6MB/s
Avg. 4K Random Mixed IO Speed 0.69MB/s

Average Bench

(Based on 33 samples)
Min Avg Max
38.2 Read 208 282
36.9 Write 148 243
15.6 Mixed 131 205
8.2 SusWrite 180 261
219% 167 MB/s
Min Avg Max
0.07 4K Read 3.6 8.73
0.04 4K Write 0.72 0.95
0.06 4K Mixed 0.69 1.4
61.4% 1.67 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
466GB free, PID 16b3
Operating at USB 3.1 Speed
SusWrite @10s intervals: 237 256 252 262 262 257 MB/s
Read 236
Write 220
Mixed 153
SusWrite 254
292% 216 MB/s
4K Read 3.6
4K Write 0.8
4K Mixed 1.4
88% 1.93 MB/s
113GB free, PID 16b3
Operating at USB 3.1 Speed
SusWrite @10s intervals: 193 256 250 260 257 256 MB/s
Read 243
Write 243
Mixed 147
SusWrite 246
296% 220 MB/s
4K Read 2.7
4K Write 0.8
4K Mixed 1.2
78% 1.57 MB/s
254GB free, PID 16b3
Operating at USB 2.1 Speed
SusWrite @10s intervals: 42 42 42 42 42 42 MB/s
Read 39.8
Write 36.9
Mixed 29.5
SusWrite 42.3
50% 37.1 MB/s
4K Read 2.9
4K Write 0.7
4K Mixed 1.2
75% 1.6 MB/s
33 MORE »


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USB Flash Drive Rankings (Price vs Performance) December 2018 USB Rankings.

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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639 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

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

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