Dell Dimension 2400 Motherboard K5148 G1548 C2425 F5949F5949, K5148, G1548, C2425Warranty:30 DaysCPUs and heatsinks/retainers are NOT included. Features: CHIPSET: Intel 865VP; PROCESSOR: Support for Intel P4, 478 socket, Support for Intel Celeron D, 478 socket; MEMORY: 2 - PC2100 (266-MHz) or PC2700 (333-MHz) DDR SDRAM (non-ECC)); supports single or double sided DIMMs; AUDIO: Integrated Audio; VIDEO: Integrated Intel 3D Extreme Graphics; PERIPHERAL INTERFACES: (4) 2.0 USB (front and back) / (2) PS/2 ports (mouse and Keyboard) / (1) parallel printer port / (1) serial port(s), 2 - IDE connectors supporting UDMA 33 and ATA-66/100, 1 - Integrated 10/100 Ethernet, 1 - FDD connector; EXPANSION CAPABILITY: 3 PCI 32Bit/33MHz slot; COMPATIBLE PART NUMBERS: F5949, K5148, G1548, C2425.