How much power does my PC need?
To calculate the cost of running your PC at full load for one hour, you need to divide the watt usage by 1000 and multiply the result by your kWh.
If your PC uses 300 watts while gaming, then one hour of play time would cost you just under 4 cents..
Is 500w enough for a gaming PC?
The fact of the matter is that most mid-range gaming PC builds can run on 450-600W PSUs, depending on the GPU, with a good deal of them landing ideal wattage around the 500-550W range. …
Is it bad to get an overkill PSU?
As long as it’s from a reputable company and it has enough to power your system, it should be fine. On the plus side, having an overkill PSU will make it more efficient and cooler (at 70% ish of your usage I think). … Your system will only draw the amount of power it needs so having the extra headroom isn’t a bad thing.
Is 700w PSU too much?
There is a balance to psu sizes. Generally a psu performs it’s most efficiently at @50-70% of rated power. So a 500w draw pc on a 700w psu is usually fine.