Does it support it

[moneyeater]

Can this Seasonic M12II-520 EVO( more info: https://seasonic.com/m12ii-evo#cables . And select m12ii-520) run a asus r9 280x( More info: https://www.asus.com/Graphics-Cards/R9280XDC23GD5V2/ ) ? It has the pinconectors.(2x8)(mu rig AMD Athlon II X4 645, 4x2gb ddr3 RAM 1333mhz and a asus am3 motherboatd)

 

[Dark Lord of Tech]

Yes it can support your setup.
Your all set , and a very good power supply.

Connectors
1 x 24/20-Pin M/B Connector
1 x 8/4-Pin CPU
2 x 8/6-Pin PCI-E
5 x 4-pin Peripheral
6 x SATA
1 x Floppy

 

[moneyeater]

Yes it can support your setup.
Your all set , and a very good power supply.

Connectors
1 x 24/20-Pin M/B Connector
1 x 8/4-Pin CPU
2 x 8/6-Pin PCI-E
5 x 4-pin Peripheral
6 x SATA
1 x Floppy