Considering ‘Geekbench 6’ scores, at least.
So if it’s not a task massively benefiting from parallelization, buying used is still the best value for money.
The clock speed of a core is important and we are hitting physical limits there, but we're also getting more done with each clock cycle than ever before.
Steam is still like what Netflix used to be. You have pretty much everything you care about in one place. Even big monster AAA developers like EA have given up and put their content on the platform. If I had to pick between having HL3 and a coherent gaming ecosystem, I'd pick the latter.