Articles & News
Graphics & Displays
Tom's IT Pro
Login | Sign Up
The authority on tech
PSU: Amps per +12V rail needed
Jan 12, 2011, 10:50 AM
Can someone plz give me the minimum Amps per +12V rail (or combined) needed for this setup:
Mobo: MSI 790GX G65
CPU: Phenom IIx4 @ 3.4 GHz
RAM: Apacer DDR3 1333Mhz 2x2GB
Graphics: MSI R6870 Afterburner
HDD: WD Caviar Black 1TB
OD: LG Blu-Ray/DVD-RW
Jan 12, 2011
amps rail needed
Jan 12, 2011, 11:49 AM
Lets say 125w cpu + 50w mobo + 150w gpu = 325w or 27 amps.
As explained above and in your other thread a quality 500w will always supply enough 12v power for your setup.
Ask a new question
How many amps on the 12V?
7770 and 650Ti 12v rail Amps compared to my PSU
Will my 500w PSU (w/ ONE +12v rail) support my X1950 XT?
How to tell amps on a dual 12v rail psu
What will happen if the Amps on the 12V rail are too small?
OCZ Fatal1ty + 5770, Amps per rail help
GTX 470 SLI - 4x 12v Rail @ 18A each? Is it enough?
How do you find out required amps
Antec ea-380d rail 2 problem?
Upgrading graphics card, +12v of 26 amps
GTX 560 Requirements clarification needed.
Help picking a psu...
Will a GPU even work if the amps on a 12v rail are to low?
How many hard drives on one PSU rail?
+12V Dual Rail Amperages
3 HDD Failures in a Week and Low +12V Rail Voltage in BIOS
Will this psu work with this videocard?
How many amps do i have on my 12v rail?
Whats enough amps on the +12V rail?
2 Rail or 4 Rail PSU?
Subscribe to our newsletter
icon arrow stem circle
About Tom's Hardware
Licensing and Reprints
Other Shopsavvy sites
© 2018 Purch All Rights Reserved.