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Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack)
EVERGREEN TECHNOLOGIES

Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack)

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.

$383.99

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*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.

Bottom line: The Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) is a niche pick — read recent reviews before buying in the retro cpus category, priced around $383.99. Compare close alternatives before committing.

Evergreen 486 Upgrade Upgrades a 486 system to a 586/80, 100, 120, or 133 Supports both 168 (169) and 237 (238)-pin CPU and OverDrive socket styles Includes 16K of level one cache Includes high-speed floating point math unit Quadruples clock speed for 25, 33, DX2-50, and DX2-66 systems (DX2-50 and DX2-66 become 586/100 and 586/133 respectively) Triples clock speed for 40 MHz systems Maintains PC investment and extends the life of 486 systems Includes a lifetime warranty Corresponds to Kingston TurboChip 133 (TC5x86/133)

SpecPicks Verdict

SpecPicks scored Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the retro cpus category. EVERGREEN TECHNOLOGIES's retro cpus lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. 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

  • ✓ Upgrades a 486 system to a 586/80, 100, 120, or 133
  • ✓ Backed by EVERGREEN TECHNOLOGIES'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

Key Features

  • Upgrades a 486 system to a 586/80, 100, 120, or 133

Full Specifications

BrandEVERGREEN TECHNOLOGIES
CPU Model5X86
CPU Speed133 MHz
CPU SocketSocket 7
Unit Count5.0 Count
Model Number90-0248-5B
Mfr Part Number90-0248-5B
Processor BrandAMD
Processor Count5
Processor Speed133 MHz
CPU ManufacturerAMD
Processor Series5X86
Processor SocketSocket 7
Processor Core Count5
Global Trade Identification Number00725667000056

Ready to buy?

Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) 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.

See live eBay listings →

*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.

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