Mix matching memory?

[dexter27]

I currently have http://www.overclockers.co.uk/showproduct.php?prodid=MY-203-CS&groupid=701&catid=8&subcat=1517 is it ok if i put this: http://www.overclockers.co.uk/showproduct.php?prodid=MY-307-CS&groupid=701&catid=8&subcat=1517 into the other 2 slots?

Thanks

 

[RJC]

I think you be ok, both are same speed & timings