Based on the Intel P45 chipset, the P5 features an Asus 8-phase power design and supports dual-channel DDR2 1200/1066/800/667MHz memory up to 16GB, PCI-Express 2.0, SATA 3Gb/s, Gigabit LAN, 8-channel high-definition audio, IEEE1394, and USB 2.0. Ideal for today’s most sophisticated gaming and multimedia systems, this powerhouse ATX platform offers numerous AL Lifestyle and overclocking features, and promises to deliver astonishing graphics to maximize your computing experience. A terrific value at this affordable price! If you’re ready to build a high-powered gaming or extreme system, start your project with the Asus P5Q Green LGA775 motherboard. It also comes with the world´s first ASUS EPU-6 Engine, allowing the CPU power supply to be digitally monitored and fine-tuned with improved VRM efficiency in heavy or light loadings – attaining the best possible power efficiency and energy savings to help save the environment. The P5Q also supports ASUS Express Gate– an Linux OS bootup for instant access to the Internet in 5 seconds.