Evergreen 586 - Processor upgrade - 1 x AMD 5X86 133 MHz
As an Amazon Associate, SpecPicks earns from qualifying purchases.
*Price sourced from Amazon.com. Last updated 2026-07-30. Price and availability subject to change.
Bottom line: The Evergreen 586 - Processor upgrade - 1 x AMD 5X86 133 MHz is a specs-and-price decision rather than a crowd-consensus one in the retro cpus category, priced around $299.99. Check the specification table above against one or two close alternatives — on price and spec fit, not on star ratings.
Pros & Cons
Pros
- ✓ AMD 5x86 133 CPU Upgrade Kit for Socket 486 Motherboards
- ✓ 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 586 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 - Processor upgrade - 1 x AMD 5X86 133 MHz 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
- AMD 5x86 133 CPU Upgrade Kit for Socket 486 Motherboards
- 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
Full Specifications
| Brand | EVERGREEN TECHNOLOGIES |
|---|---|
| Platform | Not Machine Specific |
| CPU Model | Athlon |
| CPU Speed | 133 MHz |
| CPU Socket | Socket 7 |
| Model Number | 5X86 133 MHz |
| Mfr Part Number | LYSB0009LPJG0-CMPTRACCS |
| Processor Brand | AMD |
| Processor Count | 1 |
| Processor Speed | 133 MHz |
| Secondary Cache | 1 MB |
| CPU Manufacturer | AMD |
| Processor Series | Athlon |
| Processor Socket | Socket 7 |
| Processor Core Count | 1 |
| Cache Memory Installed Size | 1 MB |
Ready to buy?
Evergreen 586 - Processor upgrade - 1 x AMD 5X86 133 MHz 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 2026-07-30. Price and availability subject to change.
Related Retro CPUs
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- Best Retro Handhelds in 2026 — From $35 to $500
- How to Build a Windows 98 Retro PC in 2026
- Best 1440p Gaming GPUs in 2026
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
More reviews from the SpecPicks archive
Browse all reviews →- How Running Out of VRAM Affects Your FPS
- Prime Day 2026: Gaming Monitor and Logitech Peripheral Deals to Watch
- Best Budget GPU for CNN and Image-Model Training in 2026: The RTX 3060 12GB Deep Dive
- Athlon XP + Radeon 9800 Pro AGP Build Guide: 2003 Period-Correct Rig
- How to run Qwen 3 14B on Apple M4
- Building a 3dfx Voodoo2 SLI Win98 Rig with a CompactFlash Boot Drive
- Use a Raspberry Pi 4 as a Second Monitor or KVM in 2026
- Open-WebUI + Ollama on RTX 3060 12 GB: A 2026 Self-Hosted Stack
- What Non-Gaming Tasks People Actually Run on Steam Deck
- The Best Retro Game Emulators for Mac in 2026
- NEEWER 18" vs UBeesize 22" Ring Light for Webcam Streaming (2026)
- Run Text-to-SQL Locally on a 12GB GPU After Gemini-SQL2
- Best USB Microphone for Streaming in 2026
- Build a Self-Updating 24/7 FM Radio Station on a Raspberry Pi Zero W
- Dual RTX 3090 Setup Guide 2026: PSU, NVLink, Cooling
- Best Budget Gaming Monitors Under $300 for 1080p in 2026
- Best CPU Cooler for 2026: 5 Picks for Air, AIO, and Silent Builds
- Voodoo3 3000 Period-Correct Build Log: Quake 3 + UT99 LAN Rig for 1999
- AMD Ryzen AI Mini PC vs a DIY RTX 3060 Build for Local LLMs
- LM Studio on an RTX 3060 12GB: Local-LLM Setup and tok/s in 2026
- Oomwoo: The Open-Source, 3D-Printed Robot Vacuum That Skips the Cloud
- Kimi K3 Sold Out the Cloud — Can You Run It Locally?
- Best GPU for Ryzen 7 9800X3D in 2026: Pairing Guide
- Best Steam Deck Docked Setup for a 4K Desk in 2026: Dock, Monitor, Storage
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090