you have to remember that clock for clock ib is faster
and clocked to 4.5ghz on ib = a 4.8 to 4.9ghz overclock on a sb cpu,if you have a good quality cooler then i cant see why you wouldnt run at 4.5ghz on ib
and clocked to 4.5ghz on ib = a 4.8 to 4.9ghz overclock on a sb cpu,if you have a good quality cooler then i cant see why you wouldnt run at 4.5ghz on ib