6 20 pin atx power supply to 24 pin motherboard cable uk startechcom is the computer professionals source for hard to find computer parts it manufactures a complete selection of computer parts that are in demand by todays computer professionals and deliver the products you want when and how you want them worldwide product features works as an internal atx power supply converter converts standard 24 pin atx power supply to 20 pin atx power supply adapter cable converts your existin