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can i run sapphire hd 7770 gd5 in psu 450w 12v rail 19 amps .

system spacs

i3 4130

gigabyte h81m s1

4gb ram

1tb hdd 7200rpm

optical drive

sapphire hd 7770 1gb gddr5

450w 12v rail 19amps psu
4 answers Last reply Best Answer
More about run sapphire 7770 gd5 psu 450w 12v rail amps
  1. A Radeon HD 7770 needs 19 amps on the 12v rail and a 450-500w POWER SUPPLY.

    It's a low power draw card you should be fine.
  2. Best answer
    yes you can..Even I'm using an HD 7770 Sapphire GHz edition card without any issues on my 400W PSU which has 15A on +12V rail.
  3. mario7770 said:
    yes you can..Even I'm using an HD 7770 Sapphire GHz edition card without any issues on my 400W PSU which has 15A on +12V rail.


    Are you sure You have no issue while using that gfx card on that psu.If you say yes than it will be very benificial to my budget..
    please reply...
    thanks..
  4. Yes its absolutely fine......HD 7770 Works with noooo issues
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