I've included several different values that people may find interesting when comparing two companies. They are divided as follows:

The pricing information comes from Newegg and the performance information comes from Passmark. This information also updates once every ten hours. The time until the next update is:

Average Performance:

Winner: Intel

Average Price:

Winner: AMD
Average Perf/Price ratio:

Winner: AMD
Best component:

Winner: Intel, with the Intel Core i7 990X @ 3.47GHz
Selection:
(This is only from Newegg, by the way)

Winner: Intel
Home page