Do i need PC6400 or PC8500

[munchies]

Hey i have a Q9450 and a rampage formula mobo, i plan on overclocking it somewhere between 3.2 and 3.6 and not too sure which ram will best to use, not sure if i should get some 800MHz or 1066MHz. i will need 4GB (2x2GB) i'm looking for best perfomance all round
also which brand would u recommend? i was looking at these two

http://www.scan.co.uk/Product.aspx?WebProductId=782925
http://www.scan.co.uk/Product.aspx?WebProductId=766626

any advice greatly apreciated
thanks

 

[fleakiller]

Go with the 800mhz

 

[aevm]

Go with DDR2-800. The XMS 2 has a better price and better latencies.

 

[Maziar]

i say go for a DDR2 800 RAM because the difference between DDR2 800 and 1066 isn't much and DDR2 800 OCs very good too(Also DDR2 800 RAM has better timings than DDR2 1066)