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3090FE low GPU usage?

No because the lists are never complete. And they also don't provide an incompatible list. Those lists are for those buying new RAM who want to be sure it has been tested on the board but it should not be seen as an "oh well, your memory is incompatible, so too bad for you" thing.

Back to - the VCCIO Mem OC and System Agent remain low for Rocket Lake*. You may need to wait for a BIOS update for either better compatibility out of the box, or to sort out any issues you are still experiencing when attempting to modify voltages.

* Remember, I'm having to use 1.3v on mine (11700 - 3600MHz) and out of the box with mine it was 1.6v.

In the following thread there is a Shamino, who may or may not be the actual Shamino of Asus ROG fame - https://rog.asus.com/forum/showthre...A-voltage-after-loading-XMP!-1-638V!-Be-aware

Regardless of who that guy is (and he is a Super Moderator), he mentions that a co-worker says high SA voltage is required for non-K chips on Rocket Lake, but that he, Shamino, is trying to convince him to do the same for the K chips. Inferring that when a K chip like yours is installed, the BIOS may not be setting enough SA just now.
Ah I see, cool, I'll have a read of that then as well. And in the meantime try to figure out how to adjust my SA voltage :D
 
Apparently not, mine is CMD32GX4M2C3200C16 which does not appear in their list here (https://rog.asus.com/uk/motherboards/rog-strix/rog-strix-z590-e-gaming-wifi-model/helpdesk_cpu). Does that really make that much difference then?

Please run HWinfo64 (very latest version) and run it in extended information mode, go to the "CPU" tab and find the microcode revision and post it. Curious what it is.
I'll check Battlefield 5 later to see what the GPU usage is at 1080p.
 
Ah I see, cool, I'll have a read of that then as well. And in the meantime try to figure out how to adjust my SA voltage :D

Could also Memtest the RAM when you have a bit of time, or overnight. Test it on default board speed (set BIOS to default and no XMP) and then later (if you figure out the voltages issue) with XMP enabled and 1.3v for VCCIO Mem Oc and System Agent.
 
Please run HWinfo64 (very latest version) and run it in extended information mode, go to the "CPU" tab and find the microcode revision and post it. Curious what it is.
I'll check Battlefield 5 later to see what the GPU usage is at 1080p.
Will do, I won't be near the PC until the morning so I'll do it then.
 
Could also Memtest the RAM when you have a bit of time, or overnight. Test it on default board speed (set BIOS to default and no XMP) and then later (if you figure out the voltages issue) with XMP enabled and 1.3v for VCCIO Mem Oc and System Agent.
Memtest through the BIOS you mean? I saw a Memtest button in there earlier but I've never used it.
 
Memtest through the BIOS you mean? I saw a Memtest button in there earlier but I've never used it.

That too if it's there but also HCI Memtest is good (read up on how to use it) and Memtest86 (flash it onto a USB stick to run outside of Windows). Windows also has a Memory Diagnostic tool if you click START and type that name. The results appear later in Event Viewer.
 
I tried that anyway and it booted but only lasted 5 mins gaming before the game just crashed to desktop. So I've put it back to 3066MHz @ 1.3625V
Then you have to bump up the SA and IO as @Danny75 suggests. If it is not playing smoothly at 3066Mhz then I would definitely give that a try but for the amount you've spent on the CPU/motherboard & GPU then skimping on the RAM is not the best idea. ;)
 
Then you have to bump up the SA and IO as @Danny75 suggests. If it is not playing smoothly at 3066Mhz then I would definitely give that a try but for the amount you've spent on the CPU/motherboard & GPU then skimping on the RAM is not the best idea. ;)
Haha I will bump those up t a bit too, the RAM was left over from my last build, I just assumed it would be ok.
 
High Res, all ultra and it's 40-60% useage with CPU (11900k) at 30-50% useage?? Historically all my GPUs have sat at 99% useage. It's the same with Vsync on in NCP (100fps) on chance off (160fps). Could be a PSU issue? (850w)
Entirely depends on the game. Games that really tax the gpu will obviously have a higher gpu utilisation. For example, cyberpunk can push my gpu to 80/100% a lot of the time, and as we all know it’s a very demanding game. Playing plant zoo on the other hand uses 30/40%. So totally depends on the game. Also, some games will use more gpu in certain situations but less in others. For example kingdom come deliverance has a high gpu utilisation in the city of Rattray where as in the forest and between cities gpu utilisation is generally lower.
 
That too if it's there but also HCI Memtest is good (read up on how to use it) and Memtest86 (flash it onto a USB stick to run outside of Windows). Windows also has a Memory Diagnostic tool if you click START and type that name. The results appear later in Event Viewer.
I've not forgotten about this btw, just not had time recently.
 
High Res, all ultra and it's 40-60% useage with CPU (11900k) at 30-50% useage?? Historically all my GPUs have sat at 99% useage. It's the same with Vsync on in NCP (100fps) on chance off (160fps). Could be a PSU issue? (850w)

As a 3d programmer I would say it could be because it's a old direct x game or one that doesn't need much CPU/GPU power.
 
I've not forgotten about this btw, just not had time recently.

And I just got word back on this:

I'm waiting on word from an OcUK technician to see if up to 1.6v is actually safe or not. Or if that can be confirmed elsewhere. Till then I'm not going to go over 1.3v.

The tech said 1.5v is Intel max for System Agent and VCCIO2 (AKA - VCCIO MEM OC). So I'm glad I asked about it (was 1.6v by default on mine). And now I know how high up I can go if needed.
 
@Danny75 Well, bought some different RAM (Spec below) and my system loves it so far, no tweaks other than enableing XMP2 and it booted right up at 4000MHz and hasn't crashed in 2hrs of gaming. Weird.

Old RAM - 32GB (2x16GB) Corsair Dominator Platinum 3200Mhz 16-18-18-36 C16 - Ran fine at 3600MHz XMP with z270 board & 7700k for 3 years but would crash while gaming with XMP at 3600MHz on z590 board & 11900k

New RAM - 32GB (4x8GB) Corsair Vengeance LPX 4000MHz 16-16-16-32 C16 - Runs fine with XMP2 enabled (no manual tweaks), no issues so far.

Same motherboard, same BIOS version.

I actually went for LPX because it's lower profile than the Dominator so I'm hoping now that I know the RAM works that I can squeeze my CPU AIO up into the top of my case now to help get these 3090 memory temps down a bit. Not sure it'll make much difference but work a go before the old thermal pad mod needs to be done.
 
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