What's worse is that even if you know the exact CPU and it's performance intel has a new program to arbitrarily throttle CPUs to fit a particular power/cooling

What's worse is that even if you know the exact CPU and it's performance intel has a new program to arbitrarily throttle CPUs to fit a particular power/cooling envelope. So vendors can cheap out on cooling, cripple the cpu, and there's no way to tell until you buy it and check yourself.