Saturday, September 6, 2008

SD cards benchmarks



-SD card(4GB Class6)


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CrystalDiskMark 2.1 (C) 2007-2008 hiyohiyo
Crystal Dew World : http://crystalmark.info/
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Sequential Read : 15.646 MB/s
Sequential Write : 12.926 MB/s
Random Read 512KB : 15.547 MB/s
Random Write 512KB : 1.505 MB/s
Random Read 4KB : 5.333 MB/s
Random Write 4KB : 0.012 MB/s

Test Size : 100 MB


-SD card(2GB Class2)

--------------------------------------------------
CrystalDiskMark 2.1 (C) 2007-2008 hiyohiyo
Crystal Dew World : http://crystalmark.info/
--------------------------------------------------

Sequential Read : 8.020 MB/s
Sequential Write : 5.020 MB/s
Random Read 512KB : 7.987 MB/s
Random Write 512KB : 2.116 MB/s
Random Read 4KB : 4.003 MB/s
Random Write 4KB : 0.026 MB/s

Test Size : 100 MB


-Thinkpad Internal HDD

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CrystalDiskMark 2.1 (C) 2007-2008 hiyohiyo
Crystal Dew World : http://crystalmark.info/
--------------------------------------------------

Sequential Read : 47.815 MB/s
Sequential Write : 46.958 MB/s
Random Read 512KB : 22.483 MB/s
Random Write 512KB : 25.082 MB/s
Random Read 4KB : 0.316 MB/s
Random Write 4KB : 0.848 MB/s

Test Size : 100 MB


Japanese:
遅くなりましたが、4GB Class6のSDカードの速度データを取ってみました。
データはCrystalDiskMark 2.1を使っています。
HDD程ではないですが、Class2に比べると倍くらいの性能が出ているのではないかと思います。

English:
I performed the benchmark of 4GB of SD card. The tool is using the CrystalDiskMark 2.1.
The 4GB Class6 SD Card is later then internal HDD, but it is the performance of twice (2GB Class2 SD Card).

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