Intel Pentium 4 2.8AGHz 533MHz 1MB Socket 478 CPU
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*Price sourced from Amazon.com. Last updated 2026-08-27. Price and availability subject to change.
Bottom line: The Intel Pentium 4 2.8AGHz 533MHz 1MB Socket 478 CPU is a specs-and-price decision rather than a crowd-consensus one in the retro cpus category, priced around $109.95. Check the specification table above against one or two close alternatives — on price and spec fit, not on star ratings.
Pros & Cons
Pros
- ✓ PPGA 478-pin package type 533 MHz system bus 1 MB L2 cache 1.25V-1.525V
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ 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
The Intel Pentium 4 processor delivers significant performance gains for use in home computing, business solutions and all your processing needs! Upgrade your PC today with the Pentium 4 2.8A GHz processor!
SpecPicks Verdict
SpecPicks scored Intel Pentium 4 2.8AGHz 533MHz 1MB Socket 478 CPU using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the retro cpus category. Compare with similarly-priced alternatives in the retro cpus category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for retro cpus 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.
Key Features
- Intel Pentium 4 2.8A GHz 533 MHz 1 MB Socket 478 CPU General Features: 2.8A GHz clock speed
- PPGA 478-pin package type 533 MHz system bus 1 MB L2 cache 1.25V-1.525V
Full Specifications
| Brand | Intel |
|---|---|
| CPU Model | Pentium |
| CPU Socket | Socket 478 |
| Model Number | P42800D478-533 |
| Mfr Part Number | P42800D478-533 |
| Processor Brand | Intel |
| Processor Count | 4 |
| Secondary Cache | 1 MB |
| CPU Manufacturer | Intel |
| Processor Series | Pentium |
| Processor Socket | Socket 478 |
| Cache Memory Installed Size | 1 MB |
Ready to buy?
Intel Pentium 4 2.8AGHz 533MHz 1MB Socket 478 CPU is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-08-27. Price and availability subject to change.
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