Intel
Overclockable✔️2.66 GHZ CPU✔️2.66/512/533 OC to 167/512/668 Pentium 4 Socket 478
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
Very OVERCLOCKABLE. P4 2.66 GHz, 2667 MHz Socket 478 CPU. WELL TESTED. Universal for Compaq, Gateway & HP Socket 478 Motherboards. · SOCKET 478. This is one of the fastest CPU for many older Dell Compaq Gateway & HP Computers that support 533 MHz Bus but do not support a 800 MHz Bus.
SpecPicks Verdict
SpecPicks classifies Overclockable✔️2.66 GHZ CPU✔️2.66/512/533 OC to 167/512/668 Pentium 4… as a niche pick — read recent reviews before buying in the cpu coolers & fans category, based on limited Amazon review volume so far 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 cpu coolers & fans 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
- ✓ Backed by Intel's warranty and support channels
- ✓ 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
Full Specifications
| core | Northwood |
|---|---|
| fsb_mhz | 533 |
| clock_mhz | 2667 |
| l2_cache_kb | 512 |
Ready to buy?
Overclockable✔️2.66 GHZ CPU✔️2.66/512/533 OC to 167/512/668 Pentium 4 Socket 478 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 2026-05-12. Price and availability subject to change.
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