I've purchased and inslalled this Kingston HyperX 4gb (2x2gb)kit: KHX5300S2LLK2/4GB Windows 7 ultimate 64bit will not recognize 4gb only 3.2gb.. So installing more than one 4gb strip would be pointless.. I do have one question remaining, how do I know if it is running in dual channel mode? Thanks fo...

Hello to all, I have a Esprimo Q5020 and I'm interested in upgrading the ram(?). But I have two questions: What is the maximum memory frequence? i.e. 667 or 800 mhz. Can I use (rare) 4gb strips for a total of 8gb? Aditional info: Windows7, intel T5670 processor currently 3gb Hynix 667 ram. Any usefu...