GPU getting enough power and maybe other parts?

doomddomp

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Jul 4, 2015
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4,510
so my computer is a little old and it did this from when i got it but its gotten alot worse i dont know if its my motherboard or my PSU thats making my computer crash or maybe an entirely different cause but im here to find out and hopeful some one can. im tired of it crashing on me for no reason ill be playing a game and my computer will just shut off other times ill be able to over clock it and play and nothing, its fine and other times it just crashes for no reason i have a (GTX 780ti) if it helps to know what GPU i have
 

doomddomp

Reputable
Jul 4, 2015
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4,510
CPU: I7 2700K at 3.7GHz
RAM: 8Gb
GPU: GTX 780ti (under powered so my computer is way likely to crash)
PSU: 800watt by ATX power supply
MOBO Gigabyte: GA-Z77X-UD5H
SSD: 840 evo 250Gb
HDD: 1TB SeaGate , 300Gb SeaGate
TV's: 32in samsung, 22in LG
one if by HDMI andd other is by dvi convert to VGA
samsung is 1920 x 1080 @60Hz other is 1680 x 1050 @60Hz

now i have another problem when i went to up date my driver with Nvidia GeForce Experience from driver 362.00 to 364.52 . it will do its usual update thing but once it gets to uninstalling 3D driver and goes to something else my screen will go black and stuff as usual but it doesnt come back and it blinks a couple times with glitchy marks all over my screen like its digitally decaying and u can seen my desktop in these lil parts then my computer shuts off and i wont do anything to it and it will turn on and off and keep restarting then after a couple times will bring up the advanced option or restart computer (i did this like 3 times to see if it was something simple) so i went to advanced option and had to do a system restore point to even get my computer to start up again and i have alot of usb things plug'd in if that means anything

if theres anything else you need to know plz ask and thanks for your time
 

doomddomp

Reputable
Jul 4, 2015
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4,510
ya thats what ive been thinking this whole time and that my GPU driver is completely fu*k'd and im not sure but do you think my CPU would bottle neck my GPU

and this was when i didnt know anything about computers i bought it from cyberpower custom made the things ive upgraded was my GPU from 2 amd xfx 7770 ghost thermals to the 780ti and putting windows 10 on my SSD when it came out

another question does it matter that i dont have a straight up 8 pin for my GPU bc i have 2 6 pins that slip into another 2 6 pins off each individual 6 pin if u get what im saying and im using 1 6pin with its own split off one for the 8 and the other 6 pin for the slot on the GPU would that make a difference if i had just 8 and 6 pin by them self's? as in making it run smoother/better giving it the power it needs and i deff need a new PSU cant argue there