[SOLVED] 5700 XT Wont allow pc to boot

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zs00

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Sep 11, 2018
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Hi, i am going to keep this post as brief as possible. The problem i am having is my pc wont boot or display anything with this new 5700 xt. The solutions i have tried are updating bios, updating chipset, Clean installs/uninstalls, Reseating ram, Reseating card and power cords. My computer specs are I3-6100, MSI H110m Gaming, 16 GB Ram (2x8) corsairs vengence lpx, a corsair cx550m power supp. I have also tried using an older gpu, the AMD XFX RX 480 and its boots and works fine. I've also tried booting the pc with only an hdmi plugged into the mother board with the 5700 xt plugged in to see if i could manually update it to see if that would help, with no chance of getting booted. I dont think its boot looping, all the fans and lights kick on in side the case, but as far as my keyboard and mouse go, they flick on, then off and stay off.

Please let meknow if any more details are necessarry, (powering the 5700xt through daisy chained 6 pin +2 pin 8 pin connectors.)
 
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Let's see what happens with a different, better power supply.

Getting a 750-800w power supply isn't going to make much difference, IF you get a low quality model. There are plenty of 1200w power supplies out there that can't manage to sustain 500w, because they are simply garbage to begin with. Make sure that whatever you get, it is a quality model.

I would recommend that you stick to the models I have recommended, here:

Have you tried using ONLY an HDMI cable to the graphics card? No Displayport or DVI.

Try other outputs than whatever you've tried so far on the graphics card outputs, and see if you have any luck. Also, I would check to see if there are any BIOS updates for your motherboard, and if there are, I would update using the RX 470 and then after updating, try again with the 5700xt. Also, it couldn't hurt to try a hard reset of the bios WITH the 5700xt installed.


BIOS Hard Reset procedure

Power off the unit, switch the PSU off and unplug the PSU cord from either the wall or the power supply.

Remove the motherboard CMOS battery for five minutes. In some cases it may be necessary to remove the graphics card to access the CMOS battery.

During that five minutes, press the power button on the case for 30 seconds. After the five minutes is up, reinstall the CMOS battery making sure to insert it with the correct side up just as it came out.

If you had to remove the graphics card you can now reinstall it, but remember to reconnect your power cables if there were any attached to it as well as your display cable.

Now, plug the power supply cable back in, switch the PSU back on and power up the system. It should display the POST screen and the options to enter CMOS/BIOS setup. Enter the bios setup program and reconfigure the boot settings for either the Windows boot manager or for legacy systems, the drive your OS is installed on if necessary.

Save settings and exit. If the system will POST and boot then you can move forward from there including going back into the bios and configuring any other custom settings you may need to configure such as Memory XMP profile settings, custom fan profile settings or other specific settings you may have previously had configured that were wiped out by resetting the CMOS.

In some cases it may be necessary when you go into the BIOS after a reset, to load the Optimal default or Default values and then save settings, to actually get the hardware tables to reset in the boot manager.

It is probably also worth mentioning that for anything that might require an attempt to DO a hard reset in the first place, it is a GOOD IDEA to try a different type of display as many systems will not work properly for some reason with displayport configurations. It is worth trying HDMI if you are having no display or lack of visual ability to enter the BIOS, or no signal messages.
 

zs00

Prominent
Sep 11, 2018
9
1
510
Have you tried using ONLY an HDMI cable to the graphics card? No Displayport or DVI.

Try other outputs than whatever you've tried so far on the graphics card outputs, and see if you have any luck. Also, I would check to see if there are any BIOS updates for your motherboard, and if there are, I would update using the RX 470 and then after updating, try again with the 5700xt. Also, it couldn't hurt to try a hard reset of the bios WITH the 5700xt installed.


BIOS Hard Reset procedure

Power off the unit, switch the PSU off and unplug the PSU cord from either the wall or the power supply.

Remove the motherboard CMOS battery for five minutes. In some cases it may be necessary to remove the graphics card to access the CMOS battery.

During that five minutes, press the power button on the case for 30 seconds. After the five minutes is up, reinstall the CMOS battery making sure to insert it with the correct side up just as it came out.

If you had to remove the graphics card you can now reinstall it, but remember to reconnect your power cables if there were any attached to it as well as your display cable.

Now, plug the power supply cable back in, switch the PSU back on and power up the system. It should display the POST screen and the options to enter CMOS/BIOS setup. Enter the bios setup program and reconfigure the boot settings for either the Windows boot manager or for legacy systems, the drive your OS is installed on if necessary.

Save settings and exit. If the system will POST and boot then you can move forward from there including going back into the bios and configuring any other custom settings you may need to configure such as Memory XMP profile settings, custom fan profile settings or other specific settings you may have previously had configured that were wiped out by resetting the CMOS.

In some cases it may be necessary when you go into the BIOS after a reset, to load the Optimal default or Default values and then save settings, to actually get the hardware tables to reset in the boot manager.

It is probably also worth mentioning that for anything that might require an attempt to DO a hard reset in the first place, it is a GOOD IDEA to try a different type of display as many systems will not work properly for some reason with displayport configurations. It is worth trying HDMI if you are having no display or lack of visual ability to enter the BIOS, or no signal messages.
Thanks for the advice, going to try this when I get home in a couple Of hours.
I’m still looking for other solutions to try if any one wants to leave more. Also I can add details on request , just let me know
 
If it boots with an RX 480, it should boot with a 5700 XT using the same power supply. Whether it can run during games effectively without having problems is another story, but to simply power on and have a display, if it does it with the RX 480, it should be able to do it with the 5700XT even though that card technically needs about 50w more than the other card. The CX550m might be marginally smaller than we would like to see used with this unit, but it should be sufficient, by far, for basic functions.

PSU is definitely ALWAYS a possibility, in any case, and usually the first thing I jump on, I'm just not sure in this case that it's applicable BUT I would never rule it out completely without first trying another suitable known-good unit of reliable quality. Preferably, in the 650w or higher range with separate PCI 8 pin cables.
 

zs00

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Sep 11, 2018
9
1
510
In addition to the daisy chained 6 pin +2 pin 8 pin connectors, another problem is the use of inadequate power supplies.

You might want to list your specific brand and model of the video card to see what is recommended as a minimum requirement.
So I have definitely the hardest to run card, it is a PowerColor Red Devil 5700 xt.
If I try out the solutions and it doesn’t fix it would you recommend RMA ing the card , testing it, and if that still fails, move forward with the psu ? Or is that over board RMA ing, because on power the 5700 xt lights and fan kick on, the VGA light on my mother board stays on and doesn’t allow boot or display.

really appreciate all the replies, sorry to be so newbie
 

zs00

Prominent
Sep 11, 2018
9
1
510
You do, of course, have the display cable connected to the graphics card and not the motherboard, right?
Yeah it’s plugged into the back of the gpu. I’ve also tested booting with only an HDMI plugged into the mobo with the 5700xt installed, but no display cords connected to that, and it still does the same black screen , no boot , vga light on the mobo
 

zs00

Prominent
Sep 11, 2018
9
1
510
Often, the motherboard output WON'T work, IF the card is still installed. Remove the card and then see if the motherboard output works or not.
None of the solutions listed work , I am going to order a power supply next week that’s 750-800 w just to be safe. I hope it’s not the card , it doesn’t seem like it
 
Let's see what happens with a different, better power supply.

Getting a 750-800w power supply isn't going to make much difference, IF you get a low quality model. There are plenty of 1200w power supplies out there that can't manage to sustain 500w, because they are simply garbage to begin with. Make sure that whatever you get, it is a quality model.

I would recommend that you stick to the models I have recommended, here:

 
Solution

zs00

Prominent
Sep 11, 2018
9
1
510
Let's see what happens with a different, better power supply.

Getting a 750-800w power supply isn't going to make much difference, IF you get a low quality model. There are plenty of 1200w power supplies out there that can't manage to sustain 500w, because they are simply garbage to begin with. Make sure that whatever you get, it is a quality model.

I would recommend that you stick to the models I have recommended, here:

Thank you so much for your help, I read the thread but am kind of mixed on what I should end up buying, is there anything is specific in terms of models you’d recommend I pair with this set up
 
Sorry, I see you did mention that earlier in the thread. I looked right over it I guess.

I'd recommend one of these units, depending on how much you want to spend. Any of them would be an excellent choice. If it turns out to NOT be the problem, at least you'll have a SOLID power supply, and no further question as to whether it is the problem. It will also probably not need to be replaced again for hopefully the next ten years. So probably two or three more graphics card changes depending on how frequently you change cards.


https://pcpartpicker.com/products/p...000000,850000000000&m=71&e=5,4&p=1&sort=price
 
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