What spec RAM do you have?
DDR2 or DDR3?
Frequency? E.g. 800MHz, 1066MHz, 1333MHz
What latency is it? E.g. CAS4, CAS5, CAS7
Everest (click here) will give you all this info. Link is for the 30 day free trial version. It's a bit limited but will give you what you need to know. If you can feedback the spec of RAM.....