2. A processor running at 3 GHz consumes 100 W of dynamic power. How much dynamic power does the processor consume at 4 GHz?
What's a better way to spend an extra $250 while configuring the new 5K Retina iMac, upgrading from a 3.5 GHz i5 to a 4.0 GHz i7 processor or upgrading from 2GB of dedicated video memory to 4GB?