ATX to AT Motherboard Power Converter Cable - StarTech ATX2ATPOW
Product Details
Product Description:
This ATX to AT Motherboard Power Converter Cable adapter allows you to 
use a standard ATX power supply with an older AT motherboard.
Features
    - Use standard ATX power supplies and avoid having to source older AT 
    style power supplies
 
    - Connector A: ATX Power (20 pin; v 1.x) Female
 
    - Connector B - AT Motherboard Power (2x6 pin) Male
     
    - Easy to use and install
 
    - RoHS Compliant