Originally Posted by Yukikaze
If you had one core, reading a single 64-bit value, with no prefetch and no cache, you might have had a very tentative point. With several cores per chip, relatively large cache line sizes and memory prefetch having quad-channel memory can be quite the help. Of course - the gains won't be all that big for run-of-the-mill apps (just like triple-channel didn't make dual-channel seem slow or obsolete), but they will be there for those who need them and can take advantage of them.
as u say cuz i didn't see the tri channel fully use yet, so the quad channel will be useful with 12 cores maybe??