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In Pictures: 7 things we love/hate about Microsoft...
Office apps have been rewritten and optimized
The official name of Office 2013 RT is Office Home & Student 2013 RT. It includes versions of Excel, OneNote, PowerPoint and Word, which were rewritten to run on ARM processors. The code is optimized for use on tablets and other mobile devices by reducing their power consumption, improving their memory caching, and keeping their installation size streamlined to fit on a 16G or 32GB SSD.
In Pictures: 7 things we love/hate about Microsoft Office 2013 for Windows RT