SDCard Testing

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This page discusses additional tests for SD Cards. The 'base' tests are described in NAND_Testing.

Sample output

Segment size vs throughput

Size	High perf card	Unusable card
4MiB	8.86M/s	15M/s
2MiB	6.3M/s	9.47M/s
1MiB	5.02M/s	4.47M/s
512KiB	5.16M/s	1.61M/s
256KiB	4.69M/s	849K/s
128KiB	3.78M/s	441K/s
64KiB	4.62M/s	226K/s
32KiB	2.71M/s	115K/s
16KiB	2.38M/s	57K/s
8KiB	1.24M/s	23K/s
4KiB	907K/s	8K/s

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