New 960 card has 2 6-pin power connectors

[Philhu]

Do they both need to be plugged in?  I ask because i had 1 6-pin to 2 molex connector cable

Wouldnt i need 2?

Card : G1 gaming gtx 960

[Jalle64]

Do they both need to be plugged in?  I ask because i had 1 6-pin to 2 molex connector cable

Wouldnt i need 2?

Card : G1 gaming gtx 960

If and only If your PSU dont have two 6 or 8-pins then you have to use your molex connector.
You need to have both connected to your card, yes.