Could I upgrade to this graphics card?

[jrxelite203]

PC Specs:
AMD A8-7600 quad core apu 3.1 ghz(3.8 ghz turbo)
8 gb 1600 ram
300 w psu
orchid-s motherboard

graphics card: http://www.newegg.com/Product/Product.aspx?Item=N82E16814487028

 

[bazzarooney]

You should be OK the max draw of that card is around 66 watts so your PSU should be able to handle it