2.25 Intel i80386 CPU

Real mode: Intel i8086/i8088 CPU mode.
Protected mode:

• 64 Tbyte virtual memory,
• 4 Gbyte per segment.

POPAD bug: EAX register is trashed when there is a memory access instruction directly after the POPAD instruction.

2.25.1 Intel i80386/i80386DX CPU

2.25.2 Intel i80386SX CPU

2.25.3 Intel i80386SL CPU

2.25.4 Intel RapidCAD CPU

2.25.5 Intel i80376 microprocessor

2.25.6 Intel i386SX microprocessor

2.25.7 Intel i386CX microprocessor

2.25.8 Intel i386EX microprocessor