http://www.aopen.com/products/mb/ax4b-533tube.htm Take tube preamplification and place it in one of the most electromagnetically active environments around. It'll do wonders for case temps and is only at a premium of £100 over the "non-tube" mobo!!! WOOOoOOooOO!!! The proof of the pudding will be in the eating of course, but I am going to be prejudgemental and say "WHAT A LOAD OF B0LL0CKS!". MuFu.