The SiS661FX is a highly integrated chipset designed for Intel Pentium 4 processor-based desktop PCs. It combines a Northbridge and Southbridge into a single solution, providing a cost-effective platform for various applications, including office productivity, multimedia, and basic gaming.

Applications

• Mainstream Desktop PCs
• Office Workstations
• Multimedia Systems
• Entry-Level Gaming Rigs

Features

• Supports Intel Pentium 4 processors
• Supports DDR400/333/266 SDRAM
• Integrated Mirage 1 Graphics Engine
• AGP 8X interface for optional discrete graphics card
• Supports USB 2.0
• Supports Ultra ATA 133

Benefits

• Provides a stable and reliable platform for Intel Pentium 4 processors.
• Integrated graphics reduces system cost for users who don't require high-end graphics performance.
• AGP 8X support allows users to upgrade to a dedicated graphics card for improved gaming or multimedia performance.
• Fast data transfer rates with USB 2.0 and Ultra ATA 133.
• Cost-effective solution for building a capable desktop PC.

Technical Details

The SiS661FX chipset integrates the Northbridge and Southbridge functions. The Northbridge handles communication between the CPU, memory, and graphics. It supports a Front Side Bus (FSB) of up to 800MHz. The integrated Mirage 1 Graphics Engine provides basic graphics capabilities. The AGP 8X interface allows for a discrete graphics card. The Southbridge provides connectivity for peripherals such as USB ports, IDE devices, and audio. The chipset supports up to 4GB of DDR400/333/266 SDRAM. It also supports multiple USB 2.0 ports and Ultra ATA 133 for fast data transfer. The SiS661FX targets value-oriented desktop PCs, offering a good balance of features and performance at a competitive price point.