I think my PSU cause crashing my PC

[Wix999]

I think my PSU crashing my PC, cuz ist 6 years old psu chines unknow mark and on +12V is only 18A i have intel celeron G530 2.4ghz HD 7790 4Gb ram kingstone 1333mhz, when i play bf3 my pc freeze and after that i have problen to turn it on, after few days my pc started to crash when i surf on net, yt, twitch and other... i dont know what is the problen fans works great temp of cpu,gpu,mbo is around 30c and HDD, i need help. Sorry for bad english...

 

[Wix999]

my psu is 500w but ist chines i paid 18$ for that psu

 

[geofelt]

What is the make/model of your psu?
There is no psu known to me that costs $18 and is not a dangerous unit that can damage all your parts if it should fail.
You should consider replacing it asap.

 

[Wix999]

spire

 

[Wix999]

EE-ATX-500W-IR model of PSU