what is eps12v?

[wahoyaho]

will i be able to use this

antec true power ii 550w eps12v
http://www.newegg.com/Product/Product.asp?Item=N82E16817103932

with


asrock 939dual?
http://www.asrockamerica.com/Products/939DSATA2.htm

 

[wahoyaho]

and between the eps and

ANTEC TRUE POWER 2.0 TPII-480 480W ATX12V V2.0 24PIN 120MM FAN SILVER POWER SUPPLY

which one's better?

 

[davidhammock200]

will i be able to use this

antec true power ii 550w eps12v
http://www.newegg.com/Product/Product.asp?Item=N82E16817103932

with

asrock 939dual?
http://www.asrockamerica.com/Products/939DSATA2.htm

Yes & the 550W EPS is the "big brother" of the 480W.