Amiga-os-300-a1200.rom Link

When the Amiga 1200 launched in 1992, Kickstart 3.0 represented a massive leap in capability. Unlike previous 16-bit machines, the A1200 used a 32-bit architecture, which required the ROM data to be split across two physical chips (labeled and U6B , or High and Low) to achieve full 32-bit wide access. Key features embedded within this 512KB ROM image include:

The year was 1992. In a small engineering lab in West Chester, Pennsylvania, a group of exhausted engineers watched a flickering monitor. They had just finished coding the "AGA" architecture—the Advanced Graphics Architecture. This was the Amiga's last great stand against the rising tide of beige PCs. Amiga-os-300-a1200.rom