A:Answer It is dual core, however you must understand that cores are not everything. This has a ton of processing power. The new Core M-5Y70 was originally meant to meet the demands of a professional, business device. It was also created for optimum processing speed and low-wattage performance compared to similar performing 4th gen Haswell chips. Intel described it as PC power in a laptop/2-1 device without the need of a fan. Intel describes the performance boots of this chip vs a 4th gen Haswell as:
Up to 2.1x better office productivity
Up to 2.3x faster web applications and photo effects
Up to 1.7x faster conversion of word documents to PDF
Up to 7.1x better 3D graphics
Up to 7.6x faster video conversion
Up to 1.9x faster photo editing
PC Mag published 2 articles in September about this chip. For more information, check it out there. I hope this helps. This machine is super responsive and very zippy. It is perfect for a personal or business environment. Make sure you read some reviews so you can be prepared for its little quirks.