Specification Mfr Part Number: GA-8S661FXM-775 CPU: LGA775 For P4 CPU, FSB 400/533/800MHz (Hyper-threading Support) Chipset: SIS661FX & SIS964 Memory: 2* 184pin 2.5V DDR(266/333/400) Up To 2GB Slots: 3* PCI, 1* AGP(8x/4x) Audio: Realtek ALC655 Codec Chip On Board Video: Integrated SIS Graphic On Board LAN: ICS1883 LAN Chip On Board IDE: 2* Ultra DMA 66/100/133; 2* Serial ATA USB: 8*USB2.0(4 Port By Cable) Form Factor: Micro ATX Availability: Usually ships in 2-3 business days. 8S661FXM-775 Regular price: $62.95Sale price: $62.95 Pretest - Standard Prestest (Avoids Costly RMAs): (+$9.89)No Thanks Pretest - Perform Complete Pretest (Includes: Hardware-Software Diagnostics, Burn-In and Updates) Software Diagnostics, Burn-In and Updates): (+$19.89) No Thanks Latest Revision of Motherboard, with Updated Bios On Retail Box Motherboard & 1 yr Extended Warranty: (+$24.98) No Thanks Software Promotion: Windows XP Home Edition(+$99.95)Windows XP Pro(+$154.95)WINDOWS 2000 PRO(+$151.95)No Thanks for Offer Warranty Upgrade: 60 Days Motherboard/Processor(+$9.49)1 Year Motherboard/Processor(+$14.25)2 Year Motherboard/Processor(+$19.98)No Thanks 30 Days Is Fine Expedite Shipping:: Ship in next 24 working hours (+$4.99)No