QG82945GSE S LB2R

Overview

The QG82945GSE S LB2R is a mobile GMCH chipset from the Intel 945GSE series, codenamed Calistoga. It integrates graphics and memory control functions in a 998-pin FCBGA package measuring 27x27 mm. The component supports single-CPU configurations with front-side bus speeds of 533 MHz or 667 MHz. It manages dual-channel DDR2-400/533 memory up to 2 GB capacity. Integrated graphics output supports UXGA resolution on two displays. The chipset operates within supply voltage ranges of 1V–1.1V and 1.425V–1.575V, with a maximum TDP of 6 W.

Feature Summary

• Integrates graphics processing and dynamic RAM memory controller functions into a single mobile chipset solution.
• Supports dual-channel DDR2 memory architecture for enhanced bandwidth efficiency.
• Provides integrated graphics capabilities capable of driving multiple display outputs simultaneously.

Applications

• Commercial desktop systems
• Professional laptops
• Medical kiosks

Procurement Notes

Verify component authenticity as this part is listed as obsolete by major distributors like Mouser. Confirm specific suffix variations against official Intel documentation to ensure compatibility with existing board designs. Check for moisture sensitivity levels and handling requirements prior to installation. Ensure sourcing channels provide valid traceability records for embedded applications.

Selection Notes

Select this component for legacy mobile platforms requiring integrated graphics and memory control. It is suitable for designs supporting DDR2-400/533 standards. Consider power consumption limits of 6 W when designing thermal solutions. Verify motherboard compatibility with 945GSE series specifications before procurement.

Part Context

This chipset belongs to the Intel 945GSE family, designed for mobile and embedded markets. It serves as a Graphics and Memory Controller Hub (GMCH). The Calistoga core provides a compact solution for integrating CPU, memory, and graphics functions. It represents an earlier generation of Intel mobile chipsets focused on cost-effective performance.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult Intel's official obsolescence notices for potential successor models or compatible alternatives within the 9xx series.