Quote Originally Posted by perkam
but most will have little reason to go to cas 4 from cas 2 if they aren't given a good incentive...
From the article on the first post:
While Intel's chipset specifications officially support 4 clock CAS latencies for DDR2-667 memory only, there is some headroom for AMD to optimize the memory interface for CAS 3.
Maybe we get 667 at 3 cas.