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Intel Core 2 Extreme QX6700 Quad-Core Processor, 2.6 GHz, 8M L2 Cache, LGA775

Intel Core 2 Extreme QX6700 Quad-Core Processor, 2.6 GHz, 8M L2 Cache, LGA775

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

Live pricing on eBay

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*Price sourced from Amazon.com. Last updated 2026-08-16. Price and availability subject to change.

Bottom line: The Intel Core 2 Extreme QX6700 Quad-Core Processor, 2.6 GHz, 8M L2 Cache, LGA775 is a niche pick — read recent reviews before buying in the retro cpus category. Compare close alternatives before committing.

From the ManufacturerExtreme dominance built-in. You've battled your enemies in this world and beyond, but never like this. With an Intel Core 2 Extreme processor, you'll have the best desktop PC experiences for years to come. Bar none. Experience performance second to none on highly-threaded apps and get in the game like it was meant to be played with the Intel Core 2 Extreme quad-core processor QX6700 -- the world's first quad-core desktop processor. Let them challenge you and let the annihilation begin.When "Extreme" is an understatement.It's not about playing the game. It's about…

SpecPicks Verdict

SpecPicks scored Intel Core 2 Extreme QX6700 Quad-Core Processor, 2.6 GHz, 8M L2… 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. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

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.

Pros & Cons

Pros

  • ✓ Wide Dynamic Execution improves gaming execution time and energy efficiency
  • ✓ 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

Key Features

  • 2.66 GHz Quad-Core multi-tasking monster delivers twice the performance on highly-threaded apps
  • Wide Dynamic Execution improves gaming execution time and energy efficiency
  • Intelligent Power Capability delivers extreme energy-efficient performance
  • Smart Memory Access optimizes use of all available data bandwidth
  • Advanced Smart Cache provides a higher-performance, more efficient cache subsystem

Full Specifications

BrandIntel
Wattage130
PlatformWindows 10
CPU ModelIntel Core 2 Extreme
CPU Speed2.66 GHz
CPU SocketLGA 775
Model NumberBX80562QX6700
Mfr Part NumberBX80562QX6700
Processor BrandIntel
Processor Count4
Processor Speed2.66 GHz
Secondary Cache8 MB
CPU ManufacturerIntel
Item Part NumberBX80562QX6700
Processor SeriesIntel Core 2 Extreme
Processor SocketLGA 775
Processor Core Count4
Cache Memory Installed Size8
Global Trade Identification Number00735858190534
Processor Number of Concurrent Threads4

Ready to buy?

Intel Core 2 Extreme QX6700 Quad-Core Processor, 2.6 GHz, 8M L2 Cache, LGA775 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.

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*Price sourced from Amazon.com. Last updated 2026-08-16. Price and availability subject to change.

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