CPUVault lists 38 Intel processors for the LGA771 socket, launched between 2006 and 2008: 1 desktop and 37 server. They span 5 architectures: Clovertown, Dempsey, Woodcrest, Harpertown and Yorkfield. Core counts run from 2 to 4 and TDP from 40W to 150W. Memory types listed for these processors: FB-DIMM DDR2 and DDR2. Chipsets listed for them include Intel 5400A.