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**AMD 9950X3D Owners Club**

Plug and play?
Yeah, if anything more effort is required on the software side. As you need to install the latest Chipset drivers and update Windows Game Bar, use the Balanced power profile and keep Game mode enabled in Windows. Hardware side you can run it as out of the box and just enable EXPO for plug and play.
 
I have an opportunity to get a 9950x3d at a good price. No serious use case. Is it a fit and forget if coming from a 9800x3d (just re-install chipset drivers) or is there still some games that you have to arse around with windows settings for ?
 
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Nice little app in the microsoft store, which has quick access to the power profiles to the system tray.

I was getting bored of this chip using 70 watts and spiking temps, just clicking web pages, watching youtube and normal desktop stuff.
So I have set the "power saver" power profile to max processor state of 90% percent.

Now it goes to a max of 3.45ghz and doesn't go over 35 watts ish no matter what I do, doesn't affect desktop use from what I can tell.

One click, and it's back at full speed for gaming etc.
 
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Some further refinement of my 8300MhzC34 tune, low voltages all round. :)
TslVbEg.png

W0Z3ciE.png

[/spooiler]
8400Mhz is a work in progress.
 
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Some further refinement of my 8300MhzC34 tune, low voltages all round. :)
TslVbEg.png

W0Z3ciE.png

[/spooiler]
8400Mhz is a work in progress.

Nice, might have another look at mine, I do have that same kit of ram in my Mrs PC, ive been thinking lately of swapping it over with my kit to see if its a better bin, but so far this is where im at, im pretty happy with the results TBH, voltages arnt too bad, vSOC is a very strange one, any less than im running now and I get errors, any more and I get lockups in windows, I couldnt care less about karhu, I use memtest pro and TM5, TM5 is probably one of the best ive used, it picks up errors very quickly, Karhu can get to 50k (12 hours) and then pick up 1 error.

This is the G.Skill CL26 6000 1.45v kit, currently im sort of testing RAM and curves, but been on and off for days getting it stable, loads of tests to run yet.

HxPFxcv.jpeg
 
Officially joined the club, hopefully some time later to look at tweaking BIOS but so far a lot more effortless than my other Ryzen chips :)
 
Nice, might have another look at mine, I do have that same kit of ram in my Mrs PC, ive been thinking lately of swapping it over with my kit to see if its a better bin, but so far this is where im at, im pretty happy with the results TBH, voltages arnt too bad, vSOC is a very strange one, any less than im running now and I get errors, any more and I get lockups in windows, I couldnt care less about karhu, I use memtest pro and TM5, TM5 is probably one of the best ive used, it picks up errors very quickly, Karhu can get to 50k (12 hours) and then pick up 1 error.

This is the G.Skill CL26 6000 1.45v kit, currently im sort of testing RAM and curves, but been on and off for days getting it stable, loads of tests to run yet.

HxPFxcv.jpeg
Karhu is a good test for long term stability. It highlight any temperature issues in your setup over long runs, it'll check for memory issues and it'll eventually sniff out issues if your FCLK is not happy. For short term stability tests there are better options though, as you mentioned. I like running Y-Cruncher a lot these days too, it's like Karhu but condenses into an hour or more tests. Download Y Cruncher and type 2, enter, 8, enter, 15, enter, 16, enter, 17 enter, 18 enter, then type 3600 enter, then 0 and enter. That'll test FCLK, memory and CPU. If you can pass that you'll pass most things.
 
Karhu is a good test for long term stability. It highlight any temperature issues in your setup over long runs, it'll check for memory issues and it'll eventually sniff out issues if your FCLK is not happy. For short term stability tests there are better options though, as you mentioned. I like running Y-Cruncher a lot these days too, it's like Karhu but condenses into an hour or more tests. Download Y Cruncher and type 2, enter, 8, enter, 15, enter, 16, enter, 17 enter, 18 enter, then type 3600 enter, then 0 and enter. That'll test FCLK, memory and CPU. If you can pass that you'll pass most things.

The nice thing about memtest pro, is it will also show you which cores youve pushed too far with curve optimizer, its has to be pro so you can identify the core, not the free version, so whilst its running, if one core is just throwing up errors in magnitudes of 16, so 16, 32, 48, 64 etc, ive found its the curves, so adjust 2 steps for 16 errors on that core, 4 steps for 32 errors, 6 steps for 48, 8 steps for 64 etc, so if youve got -24 on a core and it throws 16 errors, change it to -22, if youre getting multiple errors then its something else, but not always ram, can be VDDP, SOC, VDDIO too, Ryzen 9000 is so hard to figure out.

For FCLK, I just use Linpack Extreme in safe mode.

The reason im still testing now is because I was getting random lockup's in windows and having to force restarts, I tried everything to fix it, in the end it turned out to be VDDQ the last voltage I tried, but passing every test I threw at it, the most difficult fault to diagnose ever for me and this chip.
 
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Hello all. Just switched over to a 9950x3d from intel as that will upgrade the kid's pc with that. Using x870e Hero on most recent bios I'm getting 119sp with the higher values coming from 8-15 cores. Should I be concerned it's a bad bin as any other I've seen are 120-121 or does sp have a lesser impact compared to the Intel lot. Thanks
 
Hello all. Just switched over to a 9950x3d from intel as that will upgrade the kid's pc with that. Using x870e Hero on most recent bios I'm getting 119sp with the higher values coming from 8-15 cores. Should I be concerned it's a bad bin as any other I've seen are 120-121 or does sp have a lesser impact compared to the Intel lot. Thanks

My 3D cores (CCD0) are all 118 and 119 this is a good sign, if they are all over the place like 118, 113, 99, 110, etc thats a bad bin.

What the SP rating of your Frequency cores ? mine are SP 124 and there abouts, im only able to run -22 curve on those, any less and I get lock ups in windows. Unfortunately they pass all the tests, so im not able to identify which core is causing the lock ups, so im just using a per CCD negative curve, -22 on all the frequency cores and at the moment with a +175 FMAX override which is boossting them to 5.9ghz regularly, at the moment im on -24 on the 3D cores, but still working on those and they are boosting to 5.725ghz regularly and hitting 5.7ghz whilst gaming.

Most people RAM overclock now with Ryzen 9000 and those SP ratings have nothing to do with your IO die (memory controller etc), its just pure pot luck if you get a decent one or not, Ryzen 9000 is using the same IO die as Ryzen 7000 has.

I should also mention I delidded mine and water cooling it, temps effects the boosting a lot, so on a blistering hot day it will only boost to 5.8ghz but on a cool morning like this morning, it doesnt hesitate to hit 5.9ghz.
 
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Thanks for the reply. I will check after work but I'm sure the cores are consistent. It's also good to know about the memory so similar with intel. I don't have any expo ram but got mine to 6000 28 last night so checking on stability today
 
Thanks for the reply. I will check after work but I'm sure the cores are consistent. It's also good to know about the memory so similar with intel. I don't have any expo ram but got mine to 6000 28 last night so checking on stability today
That's a very respectable speed for ram
 
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