Can PCI-E 2.0 Ready PSU work with my Graphic card and motherboard?

mo7amed321

Honorable
Apr 16, 2013
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This is my motherboard : H61M-D2P-B3
and i saw this too
(Designed for PCI Express Gen.3 Support)

i will buy hd 7850

i will buy Gigabyte PoweRock 500W PSU

can PCI-E 2.0 Ready PSU work with my motherboard and graphic card?