Can this setup run another xfx 4890

[canavan]

AMD Phenom X2 550 Black Edition 3.1GHz
Asus M4A785TD-V EVO MOBO
XFX HD 4890
Corsair 650W TX Series PSU
Kingston 4GB (2x2GB) DDR3 1800MHz
Samsung SH-S222A 22X DVD±RW DL & Ram
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That is my pc spec
As in the title, is there enough power on that to run another card?

 

[canavan]

Ok cheers, wasn't sure about the psu because i didn't see another set of gfx card power leads on it