(Usually those are 4 pin). To go to the 6 pin adapter. Newer PC's with newer modular power supplies
don't need the adapter. They usually have the newer adapters.
I've never done it with a 3 pin power cord. Although I do see it's possible.
It's been a loooooooooooong time, since I've seen a video card with only a 6 port power input.
I do have one video card ( GeForce 2080RTX ) that has two 6 port inputs. But my Radeon has two 8 port inputs.
don't need the adapter. They usually have the newer adapters.
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4-Pin Molex to 6-Pin PCI-E Adapter Cable. One Black 4-Pin Molex Connector with Male Pins. Note: 5V wire from the Molex connector is not present by design. Only 12V power is needed.
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I've never done it with a 3 pin power cord. Although I do see it's possible.
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It's been a loooooooooooong time, since I've seen a video card with only a 6 port power input.
I do have one video card ( GeForce 2080RTX ) that has two 6 port inputs. But my Radeon has two 8 port inputs.