TEST
YOUR USB

WDC (ExtHD)

WDS 500G2B0A-00SM50 500GB

▲ 500 ▼

Release date ≈ Q3 2021.

Average Bench: 167% (1st of 639)

Based on 2 user benchmarks.  Device: VID 152d PID 0569 Model: WDC WDS 500G2B0A-00SM50
Poor: 165%Average: 167% Great: 169%

Outstanding average bench

The WDC WDS 500G2B0A-00SM50 500GB averaged 67.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC WDS 500G2B0A-00SM50 500GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 31.3MB/s
Avg. 4K Random Write Speed 24.1MB/s

Unknown consistency

There are too few samples to reasonably determine how consistently this USB perfroms. This result should be interpreted with caution.

Weaknesses

Avg. 4K Random Read Speed 13.8MB/s
Avg. Sequential Read Speed 282MB/s
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Average Bench

(Based on 2 samples)
Rank 1167%
Min Avg Max
258 Read 282 308
247 Write 257 266
206 Mixed 210 214
221 SusWrite 223 226
324% 243 MB/s
Min Avg Max
13.3 4K Read 13.8 14.3
22.2 4K Write 24.1 26
19.3 4K Mixed 20.2 21.2
1,560% 19.4 MB/s
Min Avg Max
21 DQ Read 21.5 22
27.1 DQ Write 31.3 35.6
19.1 DQ Mixed 22 24.8
1,893% 24.9 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
260GB free, PID 0569
Operating at USB 3.0 Speed
SusWrite @10s intervals: 235 223 219 216 219 214 MB/s
169% Outstanding
Read 258
Write 247
Mixed 206
SusWrite 221
314% 233 MB/s
4K Read 13.3
4K Write 26
4K Mixed 21.2
1,655% 20.2 MB/s
DQ Read 21
DQ Write 35.6
DQ Mixed 24.8
2,132% 27.1 MB/s
303GB free, PID 0569
Operating at USB 3.0 Speed
SusWrite @10s intervals: 235 225 230 223 224 219 MB/s
165% Outstanding
Read 308
Write 266
Mixed 214
SusWrite 226
335% 253 MB/s
4K Read 14.3
4K Write 22.2
4K Mixed 19.3
1,465% 18.6 MB/s
DQ Read 22
DQ Write 27.1
DQ Mixed 19.1
1,653% 22.7 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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Group Test Results

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

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