The motherboard, GA-EP43-S3L, delivers a 1600MHz Front Side Bus by overclocking for the latest Intel Core 2 multi-core processors, and supports 45nm CPUs. It delivers several advanced Gigabyte innovations including the DES Advanced, Ultra Durable in CPU VRM, DualBIOS design, which provide optimized power savings, ultra cooling and ultra data protection.
The board is based on the Intel P43 + ICH10 Chipset, supports 45nm Intel Core2 multi-core processors with FSB 1600 (O.C.) MHz.,DDR2 1200 (O.C), 2 PCI-E x16 2.0 interface, Integrated high speed SATA 3Gb/s and 8 channel High definition audio.
there is only 1 PCI-E x16 2.0 slot in the pic 
