[ PENTIUM ERA PROCESSORS // IDENTIFIED CPU ]
Intel Pentium 100
Intel P54C desktop Pentium, mid-1990s. 100 MHz core, 66 MHz bus, 32 KB split L1, 64-bit bus, Socket 7 SPGA, 3.3 V class.

MODEL IDENTIFICATION: Intel Pentium 100. Match full model suffix, stepping and package to the physical item and cited documentation.
Recorded specifications
| Cataloged model | Intel Pentium 100 |
|---|---|
| Era / family | Intel P54C desktop Pentium, mid-1990s. |
| Model specifications | 100 MHz core, 66 MHz bus, 32 KB split L1, 64-bit bus, Socket 7 SPGA, 3.3 V class. |
| Compatibility | Socket 7 board validated for P54C, correct voltage and FSB. |
| Variants / limits | Not early 5V P5 or MMX P55C; no MMX. |
Compatibility and variants
- Socket 7 board validated for P54C, correct voltage and FSB.
- Not early 5V P5 or MMX P55C; no MMX.
- Check system-vendor CPU support, board revision, firmware minimum, package, memory, cooling and power before installation; similar socket naming does not prove compatibility.
Service and archival notes
Record sSpec, board voltage and BIOS.
Archive the complete marking/OPN/sSpec, stepping, physical condition, tested host revision, firmware, memory population, cooling, and test conditions. Distinguish published limits from measurements.
Sources & further reading
- Intel ARK model lookup — Intel Pentium 100Official Intel model specification search for the cataloged product.
- Intel technical archive — Intel Pentium 100 product familyArchived Intel-authored processor data sheets/manuals; match model and revision.
- Intel processor-history reference — Intel Pentium 100Historical context for Intel processor generations; use the exact data sheet for limits.
- RETRO Hardware — Intergraph TD-3 Pentium 100 MHz reviewIndependent video review; treat as supplementary context, not primary manufacturer documentation.
Use the matching manufacturer data sheet revision and platform vendor’s CPU list for final fit decisions.