Is this power supply enough for MSI r9 280?

Dumm8

Commendable
May 29, 2016
43
0
1,530
I have a corsair VS450W (80+ bronze) power supply with a g4620 and a 8gb ddr4 ram running on it atm. Is it enough to add an msi r9 280 to it? Power supply calculator says its enough but in some forums people say that at least 550w are needed. Help...