Yes it will be plenty!! Your system will run using about 350 watts. 450 and up will be recommended! It is enough watts to power but maybe a better power supply is recommended like the corsair CX500
The Antec VP550F can power your system, but as it is an entry level, budget power supply, it will most likely not handle much overclocking of the CPU/GPU.
Yes it will be plenty!! Your system will run using about 350 watts. 450 and up will be recommended! It is enough watts to power but maybe a better power supply is recommended like the corsair CX500