TEST
YOUR USB

SDXC (Flash)

Card 64GB

▲ 501 ▼

Release date ≤ Q1 2014.

Average Bench: 20.3% (214th of 639)

Based on 12,175 user benchmarks.  Device: VID null PID null Model: SDXC Card
Poor: 7%Average: 20.3% Great: 41%

Very poor average bench

The SDXC Card 64GB averaged 79.7% 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. 4K Random Mixed IO Speed 2.65MB/s
Avg. 4K Random Write Speed 1.92MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SDXC Card 64GB is 33.9%. This is a relatively narrow range which indicates that the SDXC Card 64GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 46.1MB/s
Avg. Sequential Mixed IO Speed 27.3MB/s
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Average Bench

(Based on 12,175 samples)
Rank 21420.3%
Min Avg Max
17.3 Read 46.1 89.9
6.5 Write 28.6 73.6
7.65 Mixed 27.3 60.8
9.2 SusWrite 29.3 75.2
41.8% 32.8 MB/s
Min Avg Max
1.68 4K Read 5.69 10.2
0.08 4K Write 1.92 4.3
0.2 4K Mixed 2.65 5.3
177% 3.42 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
12,175 MORE »
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USB Flash Drive Rankings (Price vs Performance) June 2023 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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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.
kuroiikaze
Avatar level
42

Good

2 years ago.

SDXC SanDisk Extreme Pro U3 V30 1133x 64GB

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opinion?
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Ready to retire
Age: 9 years

Speed Comparisons

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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.

 Frequently Asked Questions

Storage Devices FAQ
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