These systems support use of Dual AMD Opteron Processor mounted to one motherboard. Many different makes and models of Dual Opteron motherboards may be used in these systems... you may choose one that suits your needs the best. If you would like to find out what motherboard we would recommend for your particular application, just give us a call. Our dual opteron server system operates at full capacity while simultaneously providing a cool working environment for all hardware inside the chassis. AMD Opteron server are our specialty.