I know that the 1.4GHz's are older hammer engeneering samples, but this is the best review that I've come across. It's in french, but graphs are a universal language. Notice that unlike the other german review, this one compares all processors while running on DDR333 RAM.
Article starts here ...
Notice the CPU temperature comparison at the end of the page
Benchmarks start here
Kuk
Article starts here ...
Notice the CPU temperature comparison at the end of the page
Benchmarks start here
Kuk