Question Ryzen 5 7600x only works when Core Performance Boost is Disabled or Boost Clock Override set to negative 200.

OmkarSANAS

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Dec 6, 2019
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So I recently upgraded to Ryzen 5 7600x along with new motherboard (B650 Aorus Elite V2) and 2x16GB kit of G.Skill Trident Z5 Neo 6000MT/s.
These parts are paired with RTX 2070 Super, Corsair TX 650W, NZXT Kraken x52 AIO for CPU cooling.
I also have 2 2.5" SATA HDD, 1 SATA SSD, and I got new NVME 1TB SSD along with this new CPU.
Case/Cabinet: NZXT H510i

I'm current on F22 Bios and on default bios settings the PC fails to boot into windows without giving a BSOD like IRQL_NOT_LESS_OR_EQUAL and some other. Only when I turn off Core Performance Boost or set Boost Clock Override to -200 my PC boots stable.

Next is, with these settings I try to do undervolting (PBO Curve) setting the value of all core to -5 also fails to boot properly. I tried per core setting value to 0 0 -20 -15 -10 -5, with thermals upto 95-96. Idle temperature now is 60.

Results with (0 0 -20 -15 -10 -5) this curve for Cinebench R23 is 12954 and Cinebench 2024 gave 791

So, I'm very confused as to what's causing the issue.
1. Is it my case and cooler not keeping the CPU cool enough?
2. Is my CPU faulty?
3. Are my bios settings not configured properly?
 
This motherboard (verify):

https://download.gigabyte.com/FileList/Manual/mb_manual_b650m-aorus-pro_elite_ax_1201_e.pdf

Regarding:

"Only when I turn off Core Performance Boost or set Boost Clock Override to -200 my PC boots stable"

So everytime the system is booted you must or need to go into BIOS and change the default (?) settings - correct?

When you make BIOS changes are they being saved via some confirmation process? E..g., OK, Save, Yes, etc..

What configuration settings are supported?

If unsupported configurations are in place then the host system will (or may) fall back on default settings.

What I am wondering about are the default settings in BIOS.

Can the F22 BIOS be confirmed as correct for the build?
 
The manual includes my motherboard so yes. To be precise mine's B650 Aorus Elite V2.

So everytime the system is booted you must or need to go into BIOS and change the default (?) settings - correct?
No I have a working config which runs by default when no changes are made. If I try new and system crashes then yes,

When you make BIOS changes are they being saved via some confirmation process? E..g., OK, Save, Yes, etc..
Yes. I always get a confirmation along with the changes listed that i've done in the bios.

What configuration settings are supported?
As I mentioned in the title, Core Perfomance Boost disabled or having Boost Clock Override set to negative 200.

What I am wondering about are the default settings in BIOS.
Is there any way to export the default bios settings? Otherwise I might have to note it down (which I will do later.)

Can the F22 BIOS be confirmed as correct for the build?
Can't say. That was the latest bios version when I received my Mobo hence this version.
If unsupported configurations are in place then the host system will (or may) fall back on default settings.
I had to reset my bios in that case.
 
This motherboard (verify):

https://download.gigabyte.com/FileList/Manual/mb_manual_b650m-aorus-pro_elite_ax_1201_e.pdf

Regarding:

"Only when I turn off Core Performance Boost or set Boost Clock Override to -200 my PC boots stable"

So everytime the system is booted you must or need to go into BIOS and change the default (?) settings - correct?

When you make BIOS changes are they being saved via some confirmation process? E..g., OK, Save, Yes, etc..

What configuration settings are supported?

If unsupported configurations are in place then the host system will (or may) fall back on default settings.

What I am wondering about are the default settings in BIOS.

Can the F22 BIOS be confirmed as correct for the build?
You might gain some insights by taking a look at this thread: https://community.amd.com/t5/processors/amd-7600x-am5-7000-platform-instability/td-p/567604

I'm facing the same issue.
 
There currently isn't an F22 BIOS listed on the Gigabyte site for the B650 Aorus Elite V2 so perhaps something was bad with that revision. I'd suggest updating to the F23 as I believe the versions with letters at the end are betas.
Okay will try updating to F23
 
There currently isn't an F22 BIOS listed on the Gigabyte site for the B650 Aorus Elite V2 so perhaps something was bad with that revision. I'd suggest updating to the F23 as I believe the versions with letters at the end are betas.
Hi, so I updated to F23 and on the first boot itself I got a page fault error (No issues with ram as I have memtested then with 4 passes). I had to override the boost to negative 200 to get it to boot.
 
Concerning:

"No I have a working config which runs by default when no changes are made. If I try new and system crashes then yes"

Not sure about the bigger picture here: I understand wanting to try new but at some point it must be confirmed or otherwise proven that "new" is actually viable or supported.

What is the driving requirement for "new". Is there some particular performance problem that will be notably improved from an end user/gaming viewpoint.

Or is the objective simply being to experiment, etc.?
 
Concerning:

"No I have a working config which runs by default when no changes are made. If I try new and system crashes then yes"

Not sure about the bigger picture here: I understand wanting to try new but at some point it must be confirmed or otherwise proven that "new" is actually viable or supported.

What is the driving requirement for "new". Is there some particular performance problem that will be notably improved from an end user/gaming viewpoint.

Or is the objective simply being to experiment, etc.?
The thing is that default bios settings aren't working for the cpu. I updated my bios to F23 today and when it booted to windows it gave me a bsod again. So the point being why are default settings not working and why is there a need to disable boost or override boost frequency so that the pc boots.
 
If the default settings are not working then the defaults are not applicable or compatible for some reason.

What seems to be the issue is that when you make BIOS changes so the system will boot and run then why are those changes not being saved.

Thus forcing you to disable or again override them.

Are you sure that the BIOS updates are really from Gigabytes website? Just because "Gigabyte" appears on the website or in the URL/pathname does not mean that the website is truly Gigabyte.

That non-existent "F22 BIOS" mentioned by @thestryker may be a bit of a clue.

Bogus site or (even if truly Gigabyte) then some perhaps a bad or corrupted update.

Maybe roll back to F21 (?) or some older BIOS verstion that is known to work on the build in question.
 
If the default settings are not working then the defaults are not applicable or compatible for some reason.

What seems to be the issue is that when you make BIOS changes so the system will boot and run then why are those changes not being saved.

Thus forcing you to disable or again override them.

Are you sure that the BIOS updates are really from Gigabytes website? Just because "Gigabyte" appears on the website or in the URL/pathname does not mean that the website is truly Gigabyte.

That non-existent "F22 BIOS" mentioned by @thestryker may be a bit of a clue.

Bogus site or (even if truly Gigabyte) then some perhaps a bad or corrupted update.

Maybe roll back to F21 (?) or some older BIOS verstion that is known to work on the build in question.
No, I updated from Aorus website. It still has that F22 bios version. And I updated to F23 so I don't think there's a need to rollback, is there?
 
If the default settings are not working then the defaults are not applicable or compatible for some reason.

What seems to be the issue is that when you make BIOS changes so the system will boot and run then why are those changes not being saved.

Thus forcing you to disable or again override them.

Are you sure that the BIOS updates are really from Gigabytes website? Just because "Gigabyte" appears on the website or in the URL/pathname does not mean that the website is truly Gigabyte.

That non-existent "F22 BIOS" mentioned by @thestryker may be a bit of a clue.

Bogus site or (even if truly Gigabyte) then some perhaps a bad or corrupted update.

Maybe roll back to F21 (?) or some older BIOS verstion that is known to work on the build in question.
Also the changes are being saved, but then if I try using the curve optimizer in bios and adjust the voltage per core. It again becomes unstable which I understand it depends on silicon quality.
 
Also the changes are being saved, but then if I try using the curve optimizer in bios and adjust the voltage per core. It again becomes unstable which I understand it depends on silicon quality.
I do not know about that - especially the "silcon quality" part.

Again, my sense is that those changes are likely incompatible and/or unsupported by the hardware.

Beyond that, I will need to defer to those who delve deeply into such things.

Exactly what is being done via the curve optimizer in bios and what adjustments are being made to the core voltages?

Are you, for example, starting with working values and making gradual increases etc.? Methodically changing only one value at a time? What documentation is being referenced?

Probably questions that would be asked.
 
Hi, so I updated to F23 and on the first boot itself I got a page fault error (No issues with ram as I have memtested then with 4 passes). I had to override the boost to negative 200 to get it to boot.
Was EXPO still enabled after updating?

If it was go into the BIOS and I believe the option for Gigabyte is "Load Optimized Defaults" to reset to factory default. See if it boots normally or not at this point, and then if it does try to enable EXPO and see what happens.
 
Was EXPO still enabled after updating?

If it was go into the BIOS and I believe the option for Gigabyte is "Load Optimized Defaults" to reset to factory default. See if it boots normally or not at this point, and then if it does try to enable EXPO and see what happens.
Yes. Load Optimised Defaults. without Expo.
That's why I'm emphasising default settings. It failed to boot
 
I do not know about that - especially the "silcon quality" part.

Again, my sense is that those changes are likely incompatible and/or unsupported by the hardware.

Beyond that, I will need to defer to those who delve deeply into such things.

Exactly what is being done via the curve optimizer in bios and what adjustments are being made to the core voltages?

Are you, for example, starting with working values and making gradual increases etc.? Methodically changing only one value at a time? What documentation is being referenced?

Probably questions that would be asked.
Starting with smaller negative values and running benchmarks like cinebench to confirm if it's stable. If stable I'll increase the number and try again till it crashes.
 
Yes. Load Optimised Defaults. without Expo.
That's why I'm emphasising default settings. It failed to boot
Well it's definitely not BIOS settings related then, and I did notice that the Aorus site has F22, but the Gigabyte site does not which is very weird.

Even if you had insufficient cooling booting wouldn't be a problem because AM5 is set to a thermal limit which would just clock the CPU down.

Your cited temperature for idle in the OP does seem quite high for something cooled with an AIO. The X52 is a quite old model, but it should be fine so long as the version you got came with the AM4 retention kit (there were two revisions of the cooler). It would be worth making sure that everything CPU wise is installed correctly and there's good mounting tension. Checking the socket to make sure there aren't any damaged pins and checking the CPU pads would be good as well.

Whatever is going on does seem to be CPU related, but that doesn't necessarily mean it's a bad CPU. I would think at this point you're looking at one of these things being the issue: CPU power delivery, mounting tension, cooler problem, or bad CPU. There really isn't a way to narrow it down further without swapping components.
 
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Well it's definitely not BIOS settings related then, and I did notice that the Aorus site has F22, but the Gigabyte site does not which is very weird.

Even if you had insufficient cooling booting wouldn't be a problem because AM5 is set to a thermal limit which would just clock the CPU down.

Your cited temperature for idle in the OP does seem quite high for something cooled with an AIO. The X52 is a quite old model, but it should be fine so long as the version you got came with the AM4 retention kit (there were two revisions of the cooler). It would be worth making sure that everything CPU wise is installed correctly and there's good mounting tension. Checking the socket to make sure there aren't any damaged pins and checking the CPU pads would be good as well.

Whatever is going on does seem to be CPU related, but that doesn't necessarily mean it's a bad CPU. I would think at this point you're looking at one of these things being the issue: CPU power delivery, mounting tension, cooler problem, or bad CPU. There really isn't a way to narrow it down further without swapping components.
Yes, the X52 I have is V2 which came with the hook bracket to mount and I feel like it has been well seated.

I wanted to ask that if the cooler is tightly fit can it bend mobo pins? Not my case, just asking for my knowledge
 
I wanted to ask that if the cooler is tightly fit can it bend mobo pins? Not my case, just asking for my knowledge
No it should never bend pins just from tension unless it was enough to break the socket. Typically when there's too much tension or not enough tension what you get is poor contact between the motherboard and CPU. This can cause a plethora of very random issues and on AM4 CPUs it commonly manifested as memory issues because of where the pins were located. I haven't really seen anything regarding AM5, but AMD also switched to LGA which typically has fewer random issues like that.
 
No it should never bend pins just from tension unless it was enough to break the socket. Typically when there's too much tension or not enough tension what you get is poor contact between the motherboard and CPU. This can cause a plethora of very random issues and on AM4 CPUs it commonly manifested as memory issues because of where the pins were located. I haven't really seen anything regarding AM5, but AMD also switched to LGA which typically has fewer random issues like that.
I think i'll try too figure out what's the issue. Will check my cpu in another B650 mobo, might also try a 750W PSU just to check. If same issue in different mobo, then i'll RMA it. Do you know whats the process to RMA Ryzen CPUs?