New F16's have new CPU's and millions of lines of new code. The mission processors have been updated many times over the years. And new radars and sensors and

New F16's have new CPU's and millions of lines of new code. The mission processors have been updated many times over the years. And new radars and sensors and weapons. And data link. The airframe is old and non-stealthy. It also carries a limited amount of bombs / missiles.