[NEED HELP] Can i upgrade to a new graphics card with these specs ?

Fruitcake213

Honorable
Dec 20, 2013
2
0
10,510
I really need a new graphics card i think i want the ASUS HD7770 but i want to know if i am compatible to use this on my desktop

my specs:

Operating System: Windows 8 64-bit (6.2, Build 9200) (9200.win8_rtm.120725-1247)
Language: English (Regional Setting: English)
System Manufacturer: Gateway
System Model: DX4370G
BIOS: P11-A2
Processor: AMD A6-3620 APU with Radeon(tm) HD Graphics (4 CPUs), ~2.2GHz
Memory: 6144MB RAM
Available OS Memory: 5580MB RAM