On the market for an iPhone? Here's a breakdown of all the currently shipping iPhones from Apple.
New High Quality Video Codec (h.264)
The newest HD codec is called h.264 or "MPEG-4 Part 10" and represents a "flexible and very high-quality codec"
Unlike other codecs, h.264 is scalable, allowing content creators to write their content for everything from the newest 3G phones to HD, and everything in between.
As an open codec, there were a number of companies demonstrating h.264, though Microsoft was notably absent.