My PC has: its an ASUS Asus Essentio CM6730-US002Q
Intel® Core™ i5-3330 Processor (6M Cache, up to 3.20 GHz)
8gb ram
1TB 7200 RPM
Windows8x64
Integrated HD 2500
Number of PCI Slot:1
Number of PCI Express x1 Slots:2
Number of PCI Express x16 Slots:1
VGA: yes
HDMI: yes
300W power supply
Graphic Card suggestions were gtx 650ti or Hd readon 7770 ghz edition but i need more suggestions for more graphic cards. And what power supply
Intel® Core™ i5-3330 Processor (6M Cache, up to 3.20 GHz)
8gb ram
1TB 7200 RPM
Windows8x64
Integrated HD 2500
Number of PCI Slot:1
Number of PCI Express x1 Slots:2
Number of PCI Express x16 Slots:1
VGA: yes
HDMI: yes
300W power supply
Graphic Card suggestions were gtx 650ti or Hd readon 7770 ghz edition but i need more suggestions for more graphic cards. And what power supply