It's not just faster than a regular iMac. It's the fastest Mac ever. Packing up to an 18-core Xeon Processor and up to 128GB of RAM, the iMac Pro is a workstation-class computer in a stunningly slim package. The regular model's aluminum shell gets bathed in a dark space gray, and also holds Radeon Vega graphics capable of driving 44 million pixels at once, as well as a slew of high-end I/O options. Coming to a desk near you in December.