Pavilion 500-037c upgrade with XFX Radeon 770 and Corsair CX 430 Power Supply

Hello folks, I wonder if upgrading this system with the two above mentioned components will create issues with the PC or I should be fine. Do I need the power supply or not? Any feedback you can provide is greatly appreciated.

Motherboard: MS-7778 (JasmineR)
Chipset: AMD A75 FCH
RAM: 12 GB
HDD: 2TB
Processor: AMD A10-5700
Integrated Video: AMD Radeon HD 7660D

Hannibal