Will this power supply be sufficient for my build? (link below)

I am rocking an AMD A10 5700 and i am planning to pick up the Sapphire R7 260x and im going to be needing a new PSU. http://www.amazon.com/EVGA-80PLUS-Certified-ATX12V-100-W1-0500-KR/dp/B00H33SFJU/ref=pd_cp_e_2 – The PSU i plan to pick up – will it be enough and do you have any alternatives?