# Core2 Duo P8800

> Intel processor model in the Core2 Duo series

**Wikidata**: [Q51963572](https://www.wikidata.org/wiki/Q51963572)  
**Source**: https://4ort.xyz/entity/core2-duo-p8800

## Summary
The Core2 Duo P8800 is a dual-core mobile processor manufactured by Intel as part of the Core 2 Duo series. Released in the late 2000s, it operates at 2.66 GHz and was designed for performance-oriented laptops.

## Key Facts
- **Manufacturer**: Intel
- **Product Series**: Intel Core 2 Duo
- **Clock Speed**: 2.66 GHz
- **Cache Size**: 3 MB L2 cache
- **Front-Side Bus Speed**: 1066 MHz
- **Product ID on Intel Ark**: 40380
- **Processor Type**: Mobile/laptop dual-core CPU

## FAQs
### Q: What generation does the Core2 Duo P8800 belong to?
A: It belongs to the Core 2 Duo mobile processor generation, which preceded the Core i-series introduced in 2008–2010.

### Q: Is the P8800 suitable for gaming or modern applications?
A: No. The P8800 lacks modern instruction sets and integrated graphics; it is obsolete for current software and gaming.

### Q: Which systems used the P8800?
A: Mid-range to high-end business and consumer laptops from 2008–2010, though specific OEM models are not listed in the provided data.

## Why It Matters
The Core2 Duo P8800 represents Intel’s penultimate mobile dual-core design before the shift to the Nehalem micro-architecture and Core i branding. By delivering 2.66 GHz within a 25 W power envelope, it gave notebooks a sizeable performance boost over older Merom-based chips while still fitting standard battery life expectations. For enterprise fleets, the P8800’s socketed PPGA478 package simplified field upgrades, extending laptop refresh cycles during the global financial downturn. Collectors and retro-computing enthusiasts value the CPU as a marker of the final mature 45 nm Core 2 design, bridging the gap between 32-bit legacy support and the 64-bit transition that followed.

## Notable For
- One of the highest-clocked 25 W mobile Core 2 Duo parts before the Core i launch
- 3 MB shared L2 cache—50 % larger than entry-level 2 MB models—improving multitasking
- 1066 MT/s front-side bus, the fastest officially supported by the mobile Core 2 Duo line
- Maintains PPGA478 socket compatibility, easing motherboard reuse for OEMs

## Body
### Architecture and Manufacturing
Built on Intel’s 45-nm Penryn-3M die shrink, the P8800 packs two x86-64 cores with a shared 3 MB L2 cache. The 45-nm process lowered leakage versus the earlier 65-nm Merom chips, letting Intel raise the default multiplier to 10× while staying within the same thermal design power.

### Performance Positioning
With a 2.66 GHz core clock and 1066 MHz FSB, the P8800 sat near the top of Intel’s mobile stack, trailing only the 3 MB-cache T-series and the rare 6 MB-cache X-series Extreme editions. Benchmarks of the era show roughly 10–15 % higher integer throughput than the 2.4 GHz P8600, making it a popular choice for workstation-class notebooks.

### Power and Packaging
Intel lists a 25 W TDP, aligning with standard mobile cooling designs. The CPU uses the PPGA478 socket, allowing drop-in upgrades on many GM45/PM45-based motherboards.

### End of Life and Legacy
Production ceased once Intel transitioned to the Nehalem-derived Core i3/i5/i7 CPUs with on-die memory controllers. Nonetheless, the P8800 remains a reference point for the last widely adopted Core 2 mobile processor before the i-series reset the branding hierarchy.

## References

1. [Source](https://ark.intel.com/products/40380/Intel-Core2-Duo-Processor-P8800-3M-Cache-2_66-GHz-1066-MHz-FSB)