Intel: In the fourth quarter of this year, Intel plans to introduce its successor to today's Pentium 4, codenamed Northwood. While today's Pentium 4 processors are built on Intel's 0.18-micron process, Northwood will be based on Intel's smaller 0.13-micron [...]
AMD: To date, AMD executives haven't revealed much information on Thoroughbred. All we know now is that AMD expects to begin limited shipments at the end of this year, with Thoroughbred entering full production in the first half of 2002. Since AMD has previously set 2GHz as their goal for the beginning of 2002

So we're looking at 2GHz around the end of this year or beginning of next year from both guys. I eagerly anticipate new games that make my system feel pig-ass-slow and have an excuse to buy one of these.