We don't know what the M1 draws at load because Apple won't say.
It's almost certainly better per watt, which I'd expect because the 5950X (and the 6-core 65W TDP 5600X, which also tops the MBA multi-core Geekbench result) are still desktop processors.
It's almost certainly better per watt, which I'd expect because the 5950X (and the 6-core 65W TDP 5600X, which also tops the MBA multi-core Geekbench result) are still desktop processors.