“And what better product to complete it with than the new Mac Pro, the workstation Mac users have been dreaming about?” 2006 battle of the workstations: First Mac Pro vs. Power Mac G5Twin dual-core Intel Xeon 2.0 GHz, 2.66 GHz or 3.0 GHz processors powered the Mac Pro “Quad Core” tower. While the Power Mac G5 could accommodate only two Serial ATA drives, the Mac Pro housed up to four. In 2023, nearly two decades after the original Mac Pro launch, Apple released a Mac Pro powered by the company’s own M2 Ultra chip. But in 2026, Apple killed the Mac Pro line, leaving the Mac Studio as its most powerful computer.