Microsoft is very optimistic for their product, Windows Phone. Even they managed to sell 100 million Windows Phone in 2012. They are so confident about the target because they believe Nokia can help increase sales of Windows Phone. Right now Nokia has released two Windows-based phones Phone, Lumia 800 and 710. Nokia predicted will made a huge number of Windows based phone next year. Next year Nokia just start dual core CPU debut on their phones. Despite late from other platforms that have been used dual core CPU and next year will begin using quad core CPU, Windows mobile phone with dual core CPU are expected to become more powerful.