despite what some people post, don't o'c the core - upping it provides in the neighborhood of a 0.5 - 1% speed gain. i can get the core on my gladiac to 240, and that with the memory at default results in a mighty and earth-shattering 1 fps gain in Q3 HQ 1024x. so rather than create another heat pump inside your box, just work with the memory. that being said, i can get the mem to 387 when its cold outside and suffer few to no artifacts, but in the heat of summer, 375 is the best it can do without artifacts. if you can hit 370 you should be happy, anymore than that and you are lucky, any less and ...