On the market for an iPhone? Here's a breakdown of all the currently shipping iPhones from Apple.
Hacker Upgrades Mac Mini w/ Core 2 Duo
Both the Mac Mini and the iMac have socketed CPU's, which make them suitable for swapping with Intel's imminent Core 2 Duo chips, which are conveniently socket-compatible with Intel's current Core Duo chips. The MacBook and MacBook Pro however have their CPUs soldered to the motherboard, making upgradeability impractical.