SDHC cards – IT Answers
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Fri, 25 May 2018 21:08:11 +0000en-UShourly1SDHC speed class confusion
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https://itknowledgeexchange.techtarget.com/itanswers/sdhc-speed-class-confustion/#respondSat, 20 Dec 2008 04:33:45 +0000SDHC cards have 3 speed classifications; classes 2, 4 and 6 which correspond to write speeds of 2 4 and 6 Mb/sec. Why then are some SDHC cards rated as class 4 (or even 2) with write speeds greater than 6 Mb/sec. For example, Sandisc has class 4 cards with 15 Mb/sec rates called class...

]]>SDHC cards have 3 speed classifications; classes 2, 4 and 6 which correspond to write speeds of 2 4 and 6 Mb/sec. Why then are some SDHC cards rated as class 4 (or even 2) with write speeds greater than 6 Mb/sec. For example, Sandisc has class 4 cards with 15 Mb/sec rates called class 4 cards.