Is it safe to use MOLEX to 8-pin CPU?

Nov 16, 2018
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So I just got this Asus B350-F as well as a Ryzen 1700 and a stick of 8GB ram. The thing is my PSU is kinda old, its a DEER running at 480 watt and for what its worth its been doing good with my current setup (b85m-e, GTX 1050 Ti, i5 4460 and 2x4GB of ram). But unfortunately it has a 4 pin connector for the CPU and the new motherboard needs an 8 pin to work. Is it safe to just use the 4 pin on the 8 pin or is it better to use a MOLEX to 8 pin adapter? I dont currently have money for a new PSU so please don't start with that, if its not safe tho I can stay with my current setup till I get a new PSU next month