Photos: Dell PowerEdge R815 Summary: The Dell PowerEdge R815's core density is impressive, setting it up neatly for virtualisation duties. Using AMD's 6000 series processors, it hits 48 cores across only four sockets, all in a 2U chassis. By Craig Simms | September 2, 2010 -- 11:36 GMT (04:36 PDT) Follow @zdnetaustralia Previous | Next Image 22 of 27 AMD enables quad-channel RAM thanks to Direct Connect 2.0. Bye-bye Broadcom: AMD's new northbridge holds the keys to the 12-core magic. There's two of these chips on the board. AMD covers the southbridge as well. Topics: Servers, Reviews Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.