my pc config
pro : fx 6300
motherboard : msi 970-g46
ram : 4gb 1600 mhz ddr3
gpu : gtx 650 ti boost
caby : nxzt lexa s/nxzt guardian 921
hard drive : seagate 1tb hdd
psu : 550 watt
os : windows 8.1 professional 64 bit
mannnnnnnnnnnnn..give me some answare is 4 gb extra ram would be enough or i should buy more powerfull gpu.
my moniter res is 1360x768 ..plz give me answere