need more info on the new ram module.
whats the manufacturer? check with the manufacturer's website. supposedly if u use pc100 and have another pc 100 ram it should work. but should make sure.
how bout try put it in and if work then guess it works and if not then wrong ram
I have an older HP Pavillion Desktop 502n running XP Home. It has 128mb of SDRAM. I have another stick of 128mb ram labeled PC-100. Can I add it in with the existing ram?

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