The new iPad has a dual-core CPU with quad-core graphics, 1 gig of RAM, and up to 64 GB of storage. Nice specs for a tablet, certainly, but positively ho-hum by desktop and laptop standards. Why should you care? Well, as tablets become more mainstream, you'll want to use them for more demanding apps beyond, say, Evernote. Tablet power will increase over time, of course, but will slates always be PC's weaker sibling? Reports of hotter-than-expected iPads suggest that heat dissipation may become a major issue as tablets get more powerful components.