Intel HD Graphics OpenSource Programmer's Reference Manual

About this manual

This Programmer's Reference Manual (PRM) describes the Intel HD Graphics architecture, including the Message Gateway, Unified Return Buffer (URB), execution unit ISA, data types, and execution environment. It provides definitions, formats, and conventions for developers writing software that runs on the graphics cores of Intel's 2010 Core processor family.

The document also covers exception handling, a full instruction set summary and reference, and an EU Programming Guide with assembler pragmas and usage examples. Licensing terms, revision history, and references to related chipsets are included throughout.

What's inside

• Message Gateway
• Unified Return Buffer (URB)
• Execution Unit ISA
• EU Data Types
• Execution Environment
• Exceptions
• Instruction Set Summary
• Instruction Set Reference
• EU Programming Guide

Specifications

Frequently asked questions

Which Intel chipsets are mentioned as possibly containing design defects?

The Sandy Bridge, Havendale/Auburndale, Intel 965 Express, G35 Express, and Intel 965GMx chipset families may contain design defects or errata.