My new 7200 rpm hard drive reports as only being 5400 rpm

WD Internal Drives Desktop & Mobile Drives
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@GaryF, “WD30EZRX” is a Caviar Green model number, not Blue. See the link to WD’s specification sheet in my previous post.

Caviar Green drives spin at an invariable speed of 5400 RPM.

Caviar Blue drives spin at a invariable speed of 7200 RPM.

Your drive’s reported speed is consistent with the one in the following thread:

http://webcache.googleusercontent.com/search?strip=1&q=cache:http://ubuntuforums.org/archive/index.php/t-2194787.html

Does your drive have a green or blue coloured label?

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