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Another question about memory this time.

Want to use the memory from the "old"

computer in the new one. Why waste 8GB

of RAM. The new computer uses 8GB DDR3-1600

RAM. The old computer has a module labeled

8GB 2Rx8 PC3-12800U-11-11-B1 by Hynex.

They are the same modules and should work together.

Correct?

mike

 
The worst thing that'll happen is the memory clocking will default to the slower RAM of the two.

Unless you're running Win10, Win8, or Win7 Ultimate 64-bit, you most likely won't be able to use more than 4GB of it, anyway. I'm in the same boat with mine - I have 16GB DDR3 RAM and I'm running Win7 Ultimate, but it's the 32-bit version because I have some older 16-bit apps that I still use (and they won't run on 64-bit, even in compatibility mode). My Windows properties/splash screen show "16GB of RAM, 3.97GB usable." Pisses me off, because I really don't want to reload again just to have 64-bit.

I think I might just have to suck it up and go to Win10 on my main machine, put my Win7 Ultimate 64-bit on my wife's machine (she plays WoW, as her Win7 Home OS is also not making use of the 16GB DDR3 RAM in her machine... which make the game-play lag too much). Then I could take her Win7 Home and toss onto a spare PC ran through the KVM for those older 16-bit apps.

But yeah, if you're running 64-bit, I'd go ahead and plug in that other RAM stick, check it through the BIOS just to see if the clocking changed, and then look on the Windows System Properties screen to see how much RAM you then have available.

 
The worst thing that'll happen is the memory clocking will default to the slower RAM of the two.

Unless you're running Win10, Win8, or Win7 Ultimate 64-bit, you most likely won't be able to use more than 4GB of it, anyway. I'm in the same boat with mine - I have 16GB DDR3 RAM and I'm running Win7 Ultimate, but it's the 32-bit version because I have some older 16-bit apps that I still use (and they won't run on 64-bit, even in compatibility mode). My Windows properties/splash screen show "16GB of RAM, 3.97GB usable." Pisses me off, because I really don't want to reload again just to have 64-bit.

I think I might just have to suck it up and go to Win10 on my main machine, put my Win7 Ultimate 64-bit on my wife's machine (she plays WoW, as her Win7 Home OS is also not making use of the 16GB DDR3 RAM in her machine... which make the game-play lag too much). Then I could take her Win7 Home and toss onto a spare PC ran through the KVM for those older 16-bit apps.

But yeah, if you're running 64-bit, I'd go ahead and plug in that other RAM stick, check it through the BIOS just to see if the clocking changed, and then look on the Windows System Properties screen to see how much RAM you then have available.
One problem is I can't access the BIOS. My computer starts with the

Windows logo. There is no "hit esc for bios" message. I will install

the memory, it won't damage the machine. There is no option to

reboot the computer if you click "ctrl, alt, del"; on an old Sun

workstation it was "L1,A".

mike

 
The worst thing that'll happen is the memory clocking will default to the slower RAM of the two.

Unless you're running Win10, Win8, or Win7 Ultimate 64-bit, you most likely won't be able to use more than 4GB of it, anyway. I'm in the same boat with mine - I have 16GB DDR3 RAM and I'm running Win7 Ultimate, but it's the 32-bit version because I have some older 16-bit apps that I still use (and they won't run on 64-bit, even in compatibility mode). My Windows properties/splash screen show "16GB of RAM, 3.97GB usable." Pisses me off, because I really don't want to reload again just to have 64-bit.

I think I might just have to suck it up and go to Win10 on my main machine, put my Win7 Ultimate 64-bit on my wife's machine (she plays WoW, as her Win7 Home OS is also not making use of the 16GB DDR3 RAM in her machine... which make the game-play lag too much). Then I could take her Win7 Home and toss onto a spare PC ran through the KVM for those older 16-bit apps.

But yeah, if you're running 64-bit, I'd go ahead and plug in that other RAM stick, check it through the BIOS just to see if the clocking changed, and then look on the Windows System Properties screen to see how much RAM you then have available.
One problem is I can't access the BIOS. My computer starts with the

Windows logo. There is no "hit esc for bios" message. I will install

the memory, it won't damage the machine. There is no option to

reboot the computer if you click "ctrl, alt, del"; on an old Sun

workstation it was "L1,A".

mike
You access the bios before Windows launches. If you see the Windows logo it is too late.

1971 M-code Mach 1

 
Trust me, when you pop in that other RAM stick, and if it's too much different than the existing stick, you'll get the "F2 to enter setup" prompt - it'll pretty much stop right there if it's not happy. ;)

Usually though, the things like memory clocking and whatnot are factory set to "Auto," with the extra settings for the 'overclockers' out there to play with. Being set to "Auto" might also let RAM sticks with different requirements to work together... just depends on the mobo manufacturer.

 
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