This new digital back can fill a staggering 80 million pixels with imaging data, thanks to its 53.7mm x 40.3mm-sized CCD sensor.

ENGADGET: Leaf Aptus-II 12 snaps 80 megapixels of awesome on the back of your pro shooter

The Voodoo 5 5500 AGP features dual VSA-100 chips, a fill rate of 667-733M pixels per second and 64M bytes of video memory.

CNN: 3dfx announces Voodoo 4 and 5 - Novmeber 16, 1999

With the arguments in favor around economics and customer happiness and the arguments against limited to a bit of an issue around pixels and the downsides of size, Apple seems likely to fill the hole in the product line sometime this year, and perhaps the June date is a real one.

FORBES: iPhone 'Math': The Bigger Screen Adds Up