Is the Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) worth buying?

Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) is a newer listing on Amazon; check the product page for current user reviews.

What are the alternatives to the Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack)?

Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) competes with other Retro CPUs products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full Retro CPUs category for alternatives.

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

Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) is manufactured by EVERGREEN TECHNOLOGIES. See all EVERGREEN TECHNOLOGIES products on SpecPicks via the brand page.

How is the Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) shipped and returned?

Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack) is sold through Amazon. Amazon Prime members generally receive free 1-2 day shipping; non-Prime orders are subject to Amazon's standard shipping rates. Full returns policy applies per Amazon Associate terms.

EVERGREEN TECHNOLOGIES

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

Name: Evergreen 586-133 CPU Up-To-133Mhz for 486Sx/Dx (5-Pack)
Brand: EVERGREEN TECHNOLOGIES
SKU: B0000515BZ
Price: 383.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-21

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. View full credentials →

$383.99

As an Amazon Associate, SpecPicks earns from qualifying purchases.

🛒 See live eBay price Also on Amazon — View Current Price → Compare to similar retro cpus

*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 specs-and-price decision rather than a crowd-consensus one in the retro cpus category, priced around $383.99. Check the specification table above against one or two close alternatives — on price and spec fit, not on star ratings.

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

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. 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

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

Full Specifications

Brand	EVERGREEN TECHNOLOGIES
CPU Model	5X86
CPU Speed	133 MHz
CPU Socket	Socket 7
Unit Count	5.0 Count
Model Number	90-0248-5B
Mfr Part Number	90-0248-5B
Processor Brand	AMD
Processor Count	5
Processor Speed	133 MHz
CPU Manufacturer	AMD
Processor Series	5X86
Processor Socket	Socket 7
Processor Core Count	5
Global Trade Identification Number	00725667000056

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.