sure buy a cpu that will mine crpytonight your cpu is worthless to mine anything.
but a i5 6500 will earn a few pennies a day.
it will auto trade to btc.
look at this account
https://www.nicehash.com/miner/1JdC6Xg3ajT3rge3FgPNSYYFpmf53Vbtje
it earns from 1-2 usd a day.
it is
1 intel i7 6700t 150
1 ryzen 1800x 550
1 rx 560 gpu 320
1 rx 460 gpu 320
total of 1.33 kh to 2.0 kh of cryptonight which autotrades to btc
so your psu won't register at all for xmr cryptonight so it wont mine bro
the gear above costs more then 800 usd and has almost brok even after 1 year of mining