Cache per tier matters a lot, total cache does not tell much. L1 is always per core and small, L2 is larger and slower, L3 is shared across many cores and acces

Cache per tier matters a lot, total cache does not tell much. L1 is always per core and small, L2 is larger and slower, L3 is shared across many cores and access is really slow compared to L1 and L2. In the end performance per watt for a specific app is what matters, that is the end goal.