Info --- 20% Bump or 10% Bump of C2D of Mac!?

Apple stated it 25% bump on MacBook Pro C2D!? --> Click here
MacWorld said it's only 10% for iMac C2D--> Click here

From Mac World: Comparing the results of the new 2GHz 17-inch iMac to the old 20-inch 2GHz model, the iMac with Core 2 Duo processor earned a Speedmark score of 232. That’s a 10 percent improvement on the 210 score turned in by the older system.

Will the Bump of MacBook Pro C2D have same result as iMac C2D ones?

PS: C2D is stand for Core 2 Duo
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