Up for sale is a used vintage Intel Pentium III processor – model SL4BY , designed for Slot 1 motherboards with a new heatsink and double fans .This classic CPU runs at 800 MHz  with cache of 256KB making it perfect for retro computing builds, restoration projects, or collectors  PC hardware.

✅ Tested and fully functional (posted without issues and booted into windows. ) Did a cpu stress test, all passed.

✅ Includes NEW heatsink with double fans with fresh thermal paste applied. 

Great for:
🖥️ Retro PC builds
🛠️ Vintage system repairs
📦 Hardware collectors

Tested for key functions - Passed

Vintage Items sold As-Is UNLESS DOA. I guarantee that the item is in working order when it leaves my place. If the item arrives and is dead on arrival, please contact me within 7 days. 

Items may show signs of wear such as dust and minor surface scratches.


Please inspect the images for the exact product details and condition. What you see is what you get in this listing. 

Ships from Houston, TX
We recycle boxes. 

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