Genuine Dell K0057 Dimension 2400c, Dimension 4600c Small Form Factor (SFF) Systems Motherboard Logic Board Dell Compatible Part Numbers: K0057 Chipset: Intel 865G; Processor: Intel Pentium 4; Socket 478 Memory: 2x DDR SDRAM Slots; 2 GB Memory Maximum; Audio:Integrated ADI 1980 Audio Controller Video: Intel Integrated AGP Graphics - 4X and 8X Expansion Capabilities: 1x Low Profile AGP Slot; 1x Low Profile PCI Slot Peripheral Interfaces: 1x 25-Pin Parallel Port; 2x Unpowered Firefire Ports; 2x PS/2 Keyboard/Mouse Ports; 6x USB 2.0 Connectors; 5x Miniature Connectors; Line-out, mic, and surround and center LFE Channel; 1x RJ-45 Network/Ethernet Connector