The EVGA X58 SLI Classified features EVGA Vdroop Control which stabilizes voltage and ensures the maximum stability when overclocking. It has 10 Phase Digital PWM with switching frequency upto 1,333MHz. The EVGA E-LEET Tuning Utility gives you quick access to overlcocking controls without going into BIOS. This motherboard has 2 Gibabit Ethernet Ports and 8 channel audio which includes COAX and Optical.