Based on the new Intel P45 chipset, GA-EP45-DS3R delivers a record setting 1600MHz Front Side Bus for the latest Intel Core 2 multi-core processors, including 45nm CPUs. With supporting dual channel DDR2 up to 1200MHz. GA-EP45-DS3R is equipped to support ATI CrossFireX Technology with dual PCI Express 2.0 x8 interfaces, delivering double the PCI Express bandwidth of 5 Gbit/s for the ultimate in extreme gaming performance. GA-EP45-DS3R also delivers several advanced GIGABYTE innovations including the DES Advanced, Ultra Durable 2, Ultra TPM design which provide optimized power savings, ultra cooling and ultra secure data protection.