Intel Core i7 Processor Extreme Edition / Core i7 Processor / Xeon 3500 Series Processor. Intel X58 / ICH10R. True 16+2 Power Phase Design. ASUS EPU 6-Engine & TurboV. ATI CrossFireX & NVIDIA SLI Support. 2 onboard SAS ports. PCI-X Architecture. G.P. Diagnosis Card Bundled. ASUS Express Gate. 100% High-quality Japan-made Conductive Polymer Capacitors!