In the market for an iPhone? Here's a breakdown of all the currently shipping iPhones from Apple.
Quartz Extreme Clarification
According to Apple, a "supported" video card is the following:
*nVidia: GeForce2MX, GeForce3, GeForce4 Ti, GeForce4 or GeForce4MX. ATI: any AGP Radeon card.
Then, they make this recommendation:
32MB VRAM recommended for optimum performance.
In confirmation is this xlr8yourmac thread in which an ATI employee notes that Quartz Extreme will work with 16mb.
Bottom line: the new iBooks will be able to take advantage of Quartz Extreme.