T510 only 3 gigs usable on a 64 bit OS

T400/410/420 and T500/510/520 series specific matters only
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alex.louis.angelini
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T510 only 3 gigs usable on a 64 bit OS

#1 Post by alex.louis.angelini » Thu Jun 24, 2010 3:25 pm

Well I just received my brand new thinkpad t510

I spec'ed it out with 4 gigs of ram, (and yes I know if I don't have a 64 bit OS only 3 will be usable)

But I do have a 64bit OS, and it still reports only 3 gigs usable, I figured it may possibly have something to do with my motherboard chipset which according to CPU-Z is

Chipset: Intel ID0044
SouthBridge: Intel QM57

Is my chipset the issue (considering it is a brand new notebook I would hope it is not)
Also I verified in the BIOS and there was no setting for me to enable 4 gigs

In the BIOS the system sees the 4 gigs, and when it is booted the 4 gigs are visible but only 3 are usable
The system is currently runnin Win7 Pro 64 bit

Any thoughts on why this is happening??

Harryc
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Re: T510 only 3 gigs usable on a 64 bit OS

#2 Post by Harryc » Thu Jun 24, 2010 3:29 pm

Try the latest BIOS, there was a fix for this.
http://www-307.ibm.com/pc/support/site. ... MIGR-74265

Note: It is recommended to update the BIOS via the bootable CD. There have been recent instances where W7 64bit users have bricked their machines using the windows exec.

durmada
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Re: T510 only 3 gigs usable on a 64 bit OS

#3 Post by durmada » Fri Jun 25, 2010 7:48 am

Will Lenovo respect the warranty of my machine if during BIOS upgrade with windows exec my machine is bricked ?
Will they replace the motherboard ?

Darius
T440s 20AQ-CTO, i5-4200U, 12GB, IPS, 750 GB Samsung 840 Evo

alex.louis.angelini
Posts: 3
Joined: Thu Jun 24, 2010 1:55 pm
Location: Montreal, QC Canada

Re: T510 only 3 gigs usable on a 64 bit OS

#4 Post by alex.louis.angelini » Fri Jun 25, 2010 10:37 pm

Worked Great!

Thanks

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