The ASUS P5Q ATX LGA775 Motherboard is designed for Intel Core 2 Duo processors with a 3.16GHz clock speed and 1333MHz CPU bus speed. It features 4 memory slots supporting DDR2 SDRAM, along with various input/output ports including USB, Ethernet, and a parallel port. The motherboard also includes expansion slots for PCI Express x1, PCI, and PCI Express x16 components. Ideal for casual computing, this motherboard from ASUS is suitable for building a high-performance computer system with optimal functionality and reliable components.working when removed