
Here is a collection of specifications and documents from outside sources.
| Volume 1 | Basic Architecture |
| Volume 2 | Instruction Set Reference Manual |
| Volume 1 | Specifications |
| Volume 2 | Programmer's Reference Manual |
| Volume 3 | Operating System Writer's Manual |
| Pentium II | Specification Update |
| Pentium Pro | Specification Update (Errata) |
| Pentium 60/66 | Specification Update |
| Pentium | Specification Update |
| MMX Programmer's Reference Manual | Technical overview of MMX. |
| Optimization Guide | Optimizations for Intel 32-bit CPUs. |
| CPUID | Intel Processor Identification with CPUID instruction. |
| MultiProcessor | MultiProcessor specification: Version 1.4 |
| ACPI | Advanced Configuration & Power Management Interface |
| ACPI | ACPI Implementors Guide |