The key here seems to be that performance does not drop off very much under load. DRAM cache hides latency, but only up to a point. Hiding latency is like a mag

The key here seems to be that performance does not drop off very much under load. DRAM cache hides latency, but only up to a point. Hiding latency is like a magic trick, and you can only hide so much before the trick starts to break down.