Asus X38, P5E3-Deluxe @ 603fsb.

[VictorWang]

quadcore 500fsb*8 on air no prob at all.
running better and cooler than Asus Blitz Extreme (before mod).
but can't compete with my moded blitz, hahaha


update:
530fsb stable ON AIR, Max at 538fsb ON AIR.
it's a QUADCORE.
ambient=25c, ultra120 air cooling.

same cpu, same cooling.
515fsb stable on my blitz, 520fsb max.

so...finally we found a HOT SPOT to buy a new mobo