> The Motorola 68000 was a 32-bit processor. ... but not entirely. The registers were 32-bit but the ALU and data bus were 16-bit. The 68020 was the first 68

> The Motorola 68000 was a 32-bit processor. ... but not entirely. The registers were 32-bit but the ALU and data bus were 16-bit. The 68020 was the first 68k chip that was 32-bit without having to qualify exceptions for different parts of the architecture.