Originally Posted by btarunr
I think the new northbridge is built on 40 nm process. So it will run cooler with lower power draw. But yes, this is essentially the same silicon as 890FX/990FX. Can't say the same about 790FX, because with 890FX the ALink chipset bus got updated to 4 GB/s.
40nm won't make it run at a lower temp. Lower volts will but the package size makes zero difference in a heat equation.