help choose GPU

Solution
Should be enough wattage on the 12v rail for your system. The unit itself is below mediocre quality/performance however. Should be ok with your system, just don't expect alot of reliability/longevity.
GPU manufacturers will usually base their 'recommend wattage' off the worst case scenario. A system with the RX 470 wil likely use less than 250 watts under load.

Which exact model is that power supply?
 
Should be enough wattage on the 12v rail for your system. The unit itself is below mediocre quality/performance however. Should be ok with your system, just don't expect alot of reliability/longevity.
 
Solution