Quote Originally Posted by terrace215 View Post
Of course. There's a slow L3 in the way on the K10. That's the trade off.
No, not of course. The L3 adds a L3 eviction and write back penalty on an L3 miss (in addition to L1 and L2), but the improved DRAM prefetchers, buffers and crossbar should be making up for it. It looks to me like 40 cpu clock cycles are being eaten up.