ARM's doing some chest thumping today by revealing a 2GHz clock speed on its dual-core Cortex-A9 processor. The move is meant to remind manufacturers that ARM can scale beyond its traditional smartphone strong-hold and into netbook territories currently dominated by Intel. ARM's even handing out benchmarks showing the Cortex A9 out performing Intel's single-core 1.6GHz Atom N270 -- a processor launched back in 2008. Of course, Intel already ships a dual-core Atom 330 processor with its low-power Pineview processor set to la