Intersil 80C286 Performance Advantages Over the 80386SX TM Intersil 80C286 Performance Advantages Over the 80386SX Application Note March 1997 AN121.1 Introduction Operating Speeds The Intersil 80C286, operating at the same frequency as the The Intersil 80C286 is available with operating frequencies 80386SX, can outperform the 80386SX when executing of 12.5, 16, 20 and 25MHz. The 80386SX maximum operat- software written for the 80286 and 8086, including all ing frequency is limited to 16M……