Then his choice is $13,000 vs $1,000.

Money may not be an object, but choosing the first option seems a little stupid. Even rich people don't throw away money like that, because if they did, they probably wouldn't have gotten rich in the first place.

It depends on the workload but for most cases those extra cores will just sit idle (that Intel is for things like webservers serving many concurrent requests), for most general workstation tasks you'll get better performance from the AMD offering. It's sort of like buying a half million dollar tractor trailer to go fast instead of a hundred thousand dollar sports car.