Techworld.com - IBM's X366 Xeon server has no L3 cache but is faster. How come?

Techworld.com - IBM's X366 Xeon server has no L3 cache but is faster. How come?: "At design time, there was a maniacal focus on latency reduction. When you can cut the time it takes it gets from one point to the next you can increase performance, so chipset latency has been cut by two and half times -- down from 265 nanoseconds to 108 nanoseconds"