Bulldozer is the codename for a microprocessor microarchitecture developed by AMD for the desktop and server markets. It was released on October 12, 2011 as the successor to the K10 microarchitecture.
Bulldozer-based implementations built on 32nm SOI with HKMG arrived in October 2011 for both servers and desktops. The server segment included the dual chip (16-core) Opteron processor codenamed Interlagos (for Socket G34) and single chip (4, 6 or 8 cores) Valencia (for Socket C32), while the Zambezi (4, 6 and 8 cores) targeted desktops on Socket AM3+.