Good PSU for I7-8700 and Overclocked 1070\2060

Feb 23, 2018
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Hi guys, I'm here for some answers and advices.
550w or 650w for I7-8700 and Overclocked 1070\2060 (2 ssd, 2 hdd, 3 case fans)? I'm going to use my build for about five years without any upgrades.
What 80+ Gold PSU can you suggest?

Right now I'm looking at these ones:
1) XFX P1-650B (or 550w);
2) Seasonic Prime 550w;
3) Corsair RM550x;
4) Enermax Revolution Xt II 550w (or 650w).
 
Solution


1, 2, or 3

enermax are to be avoided


I would take the seasonic

maxalge

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1, 2, or 3

enermax are to be avoided


I would take the seasonic
 
Solution
Feb 23, 2018
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What about wattage?
 

maxalge

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550w is plenty

even if you seriously OC everything


these are top of the line units, you dont need to buy a crap 1000w tin can XD
 
Feb 23, 2018
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Thanks. What can you tell about fans on these PSU's? And what price\quality choise is better: XFX P1-650B (650w for 75€) or Seasonic Prime (550w for 81€)?
 


I would recommend the Seasonic Prime or Corsair RMX in a 650W version to give room for future upgrades, both have very long warranties, 12 year and 10 year. Also with the 650W versions you get better cabling options for the future like more powerful graphics cards.
 
Sep 7, 2018
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Those are +100€ and my future upgrade would be like in 5 years, so i dont know ... what about Corsair CX650M?
 


Or could be less, you never know, get a 650W now so you won't need to get one in the future the way things are going power wise.

Spend a few extra bucks now or spend twice the amount later, your choice.

 

Rexper

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Apr 12, 2017
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Don't choose a lower quality power supply for more wattage you may not even use. That is useless.
A high quality 550W would be fine for an i7 8700 and overclocked GTX1080ti/equivalent.

XFX XTR Gold 650 review @ TechPowerUp
Seasonic Prime Gold 750 review @ HardOCP
Corsair RM550X review @ Tomshardware
Bitfenix Formula 650 review @ Tomshardware

If noise or efficiency is important to you I recommend using the Cybenetics Certifications

The Prime and RM550x are the best options. If you sace money with the Formula and you don't mind lacking modularity that's a great choice aswell.