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Re: [OM] OT - Card reader question

Subject: Re: [OM] OT - Card reader question
From: Chris Barker <ftog@xxxxxxxxxxxxxx>
Date: Sat, 7 Jul 2012 06:37:50 +0100
But, as Nathan said, there is a SD card reader in the MBP, on the right-hand 
side, next to the optical drive.

Chris

On 6 Jul 2012, at 23:31, Chuck Norcutt wrote:

> USB 2.0 has a practical upper limit of about 30 MB/sec.  A 300X card is 
> claiming 45 MB/sec and a 400X card is claiming 60 MB/sec [multiply by 
> 0.15 to get rate in MB].  So your cards are claiming (ahem) performance 
> as much as twice the speed of your interface.  Whether either card or 
> USB interface is performing at the expected levels is a different 
> question but your cards are clearly faster than your USB reader.  A USB 
> 3.0 adapter is potentially capable of up to 400 MB/sec.  That's probably 
> the best solution if you can do it.

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