[SOLVED] I need help picking the right psu cables

Aug 4, 2021
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So i have the RMX 750 and the CX 750M power supplies by Corsair..The rmx is fully modular and the cx semi modular.Can i use the Pci e 8 pin from the rmx to the cx ?Should i buy a new cable?My gpu wants an 8 pin power connector.
 
Which CX750M do you have? The green labelled one? If green, then no, the pinouts to both the units are not the same. If it's the grey, you could take a look at this announcement by Corsair. FYI, just because the connectors line up and fit into the grooves doesn't mean they have the same pinouts.

Edit;
Further reading.

Edit 2:
What are GPU are you working with and what is the age of the CX unit in question?
 
Solution