20 pin power supply on 24 pin motherboard?

[sonic1000]

Can I use a 20 pin power supply on a 24 pin motherboard?

If I can will there be any risk?

The motherboard I'm using is a MSI H61M-P31 (G3).

 

[mike1996]

no you cant
you could do a 24 pin psu on 20 pin mobo