Intel
Pentium 4 3.0GHz 800MHz 512KB Socket 478 CPU
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
Intel Pentium 4 3.0GHz 800MHz 512KB Socket 478 CPU
SpecPicks Verdict
SpecPicks classifies Intel Pentium 4 3.0GHz 800MHz 512KB Socket 478 CPU as a mid-pack option worth checking against alternatives in the retro motherboards category, based on 13 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Intel's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for retro motherboards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ 800 MHz system bus 512 KB L2 advanced transfer cache
- ✓ Backed by Intel's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Below-average customer rating — read recent reviews before buying
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Intel Pentium 4 3.0 GHz 800 MHz Socket 478 CPU General Features: 3.0 GHz clock speed 478-pin package
- 800 MHz system bus 512 KB L2 advanced transfer cache
Full Specifications
| Brand | Intel |
|---|---|
| Platform | Windows 10 |
| CPU Model | Pentium |
| CPU Speed | 3 GHz |
| CPU Socket | Socket 478 |
| Unit Count | 1 Count |
| Model Number | P43000C478 |
| Mfr Part Number | P43000C478 |
| Processor Brand | Intel |
| Processor Count | 4 |
| Processor Speed | 3 GHz |
| Secondary Cache | 0.51 MB |
| CPU Manufacturer | Intel |
| Processor Series | Pentium |
Ready to buy?
Intel Pentium 4 3.0GHz 800MHz 512KB Socket 478 CPU is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
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