A multi-core benchmark is not the same as a multi-threaded benchmark. In real world performance tests (engadgetDOTcom and others), Medfeld beats Snapdragon. A 32nm 5 year old ATOM, beating a 28nm Snapdragon in battery life and performance.
ARM is SLOW, cannot run Windows well. Its done.
I know the difference between multi-core and multi-thread:) Geekbench spawns the correct number of threads for the Atom cores. See for yourself:
and search on Z2480 .
As for benchmarks, we now have a variety of tests: