PCI Express cards and older style PSU?

Mar 6, 2006
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I have an older style Power Supply Unit, it's still a pretty good one, high efficiency, about 430Watts. But it's not an ATX2.0 one and doesn't have those 6 pin power connectors that modern PCI-Express cards use. I am planning to upgrade to a PCI-Express system (currently on AGP) will I have to upgrade my PSU? Or can you get some sort of converter for those 6 pin connectors? I was thinking of getting an X1900XT. Many thanks for the help!

BTW. my first post here! :)
 

Golgatha

Lifer
Jul 18, 2003
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Originally posted by: Sunday Ironfoot
I have an older style Power Supply Unit, it's still a pretty good one, high efficiency, about 430Watts. But it's not an ATX2.0 one and doesn't have those 6 pin power connectors that modern PCI-Express cards use. I am planning to upgrade to a PCI-Express system (currently on AGP) will I have to upgrade my PSU? Or can you get some sort of converter for those 6 pin connectors? I was thinking of getting an X1900XT. Many thanks for the help!

BTW. my first post here! :)

You can just get a 2x4pin molex to 6pin PCIe adapter cable. You might need a 20pin to 24pin ATX power cable adapter too.

Edit: Oh and welcome to Anandtech.

http://www.newegg.com/Product/Product.asp?Item=N82E16812154001