539818-B21 HP Server Accessories - harddrivemart.com
575260-B21 HP AMD Processors - harddrivemart.com
HP AMD Opteron 8431 Six Core 2.4Ghz CPU Kit 539848-B21
HP ProLiant DL585 G6 Rack 4 x AMD Opteron 8431 2.4 GHz 16GB DDR2 512BBWC Rack Server 4 x AMD Opteron 8431 2.4 GHz 16GB (8 x 2GB) 539843-001 Server & Workstation Systems - Newegg.com