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Thread ID: 84206 2007-10-28 06:44:00 Confusing DDR ram auction mettaverse (12447) Press F1
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605996 2007-10-28 06:44:00 Hi folks, I'm looking at increasing the ram in my old Compaq box. I came across this trademe auction: www.trademe.co.nz describing high density ram, but have never heard of this before. Will this really affect the way that this ram stick will function? Should it work normally on my computer? The chipset I'm running is a VIA KM266: www.via.com.tw It seems a little strange, and there are some different opinions in the questions section of the auction, so any thoughts you have on this would be greatly appreciated.

Thanks for reading and for any advice in advance:thumbs:
mettaverse (12447)
605997 2007-10-28 07:08:00 Pretty much every system can handle low sensity RAM. However only 10-15% (approx.) can handle high density RAM.

High density RAM is generally reserved for servers etc, rather than the desktop PC market.

If your current RAM is only 512mb then it's easy to tell if you have low or high density in your machine - 8 chips on both sides = low density. 8 chips on one side = high density. 4 chips on each side = high density. NOTE: This doesn't hold true for 1gb chips

256mb chips have 8 each side if they are low density, any other configuration (e.g. as above) is high density

My advice - look for low density RAM.
Faded_Mantis (79)
605998 2007-10-28 09:00:00 High density RAM is generally reserved for servers etc, rather than the desktop PC market.

AFAIK it's more likely that the server aspect is ECC (error correction) rather than density. Density was an SD-RAM thing, with DDR it is whether the module arrangement meets the JDEC Specs or not.
PaulD (232)
605999 2007-10-28 23:26:00 I'm looking at increasing the ram in my old Compaq

Look at what you have already.
Is its doublesided or singlesided?
What brand are the chips on it? (Not the RAM brand - the chips)

Match it.
pctek (84)
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