I have a Dell D620 Latitude with 64-bit Windows 7. However, it will only recognize 3.25 of the 4.0 gb of RAM. I have checked the BIOS settings and it it says that 4.0 is installed, but only 3.25 is usable. What's the reason for this?
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please see the following article
The usable memory may be less than the installed memory on Windows 7-based computers -
The only thing that makes sense in that article is other hardware may be using the RAM. Beyond the graphics card, I don't know what else could be using it.
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Already did that.
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The issue is your chipset...like all laptops with 945(PM/GM etc) chipset regardless of a 64bit OS cannot fully use 4GB. This MS article is more relevant:
The system memory that is reported in the System Information dialog box in Windows Vista is less than you expect if 4 GB of RAM is installed -
yes this is the issue. Can't do anything.. Obsolete hardware always has this problem of having limitation which are more severe than on modern hardware.
Only reconigizing 3.25gb of RAM
Discussion in 'Hardware Components and Aftermarket Upgrades' started by Jrb599, Jul 15, 2010.