Thats a
nice question, hope this links help you, or at least guide you

http://support.intel.co.jp/pressroom/kits/core2duo/pdf/epi-trends-final2.pdf

http://download.intel.com/design/mobile/datashts/31674505.pdf

Didnt find the T7300 on the Standard Perfonmance Evaluation Corporation, but you can find the benchmarks of processors of the same family like the T7400 here

http://www.spec.org/cgi-bin/osgresults

Then just follow the examples of the first link.