[中央處理器] Intel Bay Trail問題

據說新版(Celeron N2830, N2930等等)比舊版(Celeron N2820之類)改良之一係:

USB2 reference clock improvements to reduce corner case stress scenarios.

(呢句出自:
http://www.cpu-world.com/news_20 ... are_on_the_way.html

請問USB2 reference clock係咩黎?有咩用?corner case stress又係咩?

多謝指教!