My first pc

here is my part list

cpu athlon 760k

gpu spphire r7 270 dual x

psu cx 500

motherboard MSI A78M-E35

ram 8GB Crucial Ballistix Sport

hdd 1TB Western Digital Black

case Corsair SPEC-01

Ii have already bought hdd and ram.

My budget is around 550€

I live in Finland. But thanks

What you think about my build??

And does my my cpu bottleneck the gpu??