In this video, we test the BMW M3 Competition on the German Autobahn to explore its high speed performance. With upgraded software, the car delivers stronger acceleration and improved responsiveness.

Trey Paul was a CNET senior editor covering broadband. His 20+ years of experience as a writer and editor include time at the broadband marketplace Allconnect, as well as working with clients like ...

Don't settle for sluggish Wi-Fi. Learn what internet speed tests mean and how to troubleshoot and fix common issues. Joe Supan is a senior writer for CNET covering home technology, broadband, and ...