Quote Originally Posted by AriciU View Post
These were ran at my daily 24/7 settings. No tweaks. ~1 year old XP / Vista.

E8500 @ ~4500MHz
Team Xtreem PC6400 2Gb @ 473Mhz @ 4-4-4-4 PL7
2 x Sapphire 4870 @ 790/1100 with 8.7 beta driver
DFI LP LT X48 T2R

You can enlarge the pictures.
So much for X48 having much better crossfire performance than P45! Here are some similar benchmarks i ran with P45. Doesnt look like there are any bottlenecks here (allthough the extra bandwidth offered by X48 might come in handy for 4870x2 Xfire!). Here are the tests - setup details in screenie and in my sig: