SD Card As Expanded Memory in Laptop?

latches

Member
Jan 9, 2012
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They guys, so I finally got my Thinkpad and I know it had an SD card reader/slot and I was wondering if I could use that slot and an SD card as a caching drive? If thats what you call it. Would I be able to increase speeds a bit here and there? And if not - would I be able to use it as expanded memory as if Im adding an SSD? Because I could get a 32GB Class 10 card. If I could benefit I feel like I could justify buying such a large card.

Let me know! Thanks!
 

hhhd1

Senior member
Apr 8, 2012
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Most SD cards have horrible random access time, do a little research about the specific SD card you plan to buy.

I had terrible experience trying to install ubuntu on a class4 kingstone 16gb.
 

latches

Member
Jan 9, 2012
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Hmm but class 4s are relatively slow to class 10s arent they? I agree that I should do research though. And ya ReadyBoost is exactly what I was talking about.
 
Feb 25, 2011
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Not worth doing.

Class 10 SD cards - that's 10 MB/Second. Your HD is probably throwing 100, and an SSD is throwing 250+.

Seek time may suck, depending on the card you get. In fact, it could suck a lot.

If the internal connection for the card reader is USB 2, it will suck even worse.

Just get a Barracuda XT.