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 AMD Ryzen /Threadripper OverClocking V1.1, big or small, share your results here...

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crazyfatt
post May 27 2020, 10:48 PM

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QUOTE(nrw @ May 27 2020, 10:37 PM)
Single core is pretty low.
MC also not more than stock with a stock 3950x (always around 9150-9250)

Try to test with this:
- PBO Off
- No VCore Offset
Then check my power plan thread and change the bios settings from the spoiler there.

Then test once with your stock power plan and once with the one I was sharing and let us know results here
What owikh84 posted under 5) "Disable C-state:"
Disabling this would prevent cores from going to sleep but I do not think this is necessary.
(You already disabled it) enable it as per above.
*
i dun know whr to set those power plan setting is asus bios bangwall.gif
i'll do a quick test with stock and no set on the power plan now.
crazyfatt
post May 27 2020, 11:06 PM

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QUOTE(nrw @ May 27 2020, 10:37 PM)
Single core is pretty low.
MC also not more than stock with a stock 3950x (always around 9150-9250)

Try to test with this:
- PBO Off
- No VCore Offset
Then check my power plan thread and change the bios settings from the spoiler there.

Then test once with your stock power plan and once with the one I was sharing and let us know results here
What owikh84 posted under 5) "Disable C-state:"
Disabling this would prevent cores from going to sleep but I do not think this is necessary.
(You already disabled it) enable it as per above.
*
user posted image
i close every program like icue,steam, etc
I found out the single core can boost higher but the multi core still low. bangwall.gif
nrw
post May 27 2020, 11:11 PM

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QUOTE(crazyfatt @ May 27 2020, 10:48 PM)
i dun know whr to set those power plan setting is asus bios  bangwall.gif
i'll do a quick test with stock and no set on the power plan now.
*
Advanced AMD CBS and sub menus probably
red-queen
post May 27 2020, 11:36 PM

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QUOTE(crazyfatt @ May 27 2020, 11:06 PM)
user posted image
i close every program like icue,steam, etc
I found out the single core can boost higher but the multi core still low.  bangwall.gif
*
Same like mine. Whenever you do voltage negative offset. Single core performance takes a hit. But in multicore u get higher scores cause of the lower temps.

So you gotta ask yourself. What are you mainly using your pc for? Which are you willing to sacrifice?
crazyfatt
post May 27 2020, 11:45 PM

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user posted image
folo the power setting and pbo off. I wondering wat is holding me off...
crazyfatt
post May 27 2020, 11:46 PM

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QUOTE(red-queen @ May 27 2020, 11:36 PM)
Same like mine. Whenever you do voltage negative offset. Single core performance takes a hit. But in multicore u get higher scores cause of the lower temps.

So you gotta ask yourself. What are you mainly using your pc for? Which are you willing to sacrifice?
*
Mostly gaming and browsing bangwall.gif
nrw
post May 28 2020, 12:19 AM

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"The last dance" with Zen2 at RAM OC as I've got a 'new' 2x8GB Micron E-Die Kit.

3800Mhz | DRAM 1.40V | VSoC 1.05V | VDDG 0.975V | ProcODT 32Ω | RTT's 0-0-5

user posted image
red-queen
post May 29 2020, 09:57 AM

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QUOTE(nrw @ May 28 2020, 12:19 AM)
"The last dance" with Zen2 at RAM OC as I've got a 'new' 2x8GB Micron E-Die Kit.

3800Mhz | DRAM 1.40V | VSoC 1.05V | VDDG 0.975V | ProcODT 32Ω | RTT's 0-0-5

user posted image
*
How do you get such good timings for a cl18 ram. Please guide sensei!!

Mines a g.skill 3600mhz 18-22-22-22-42 samsung bdie ram.
nrw
post May 29 2020, 11:26 AM

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QUOTE(red-queen @ May 29 2020, 09:57 AM)
How do you get such good timings for a cl18 ram. Please guide sensei!!

Mines a g.skill 3600mhz 18-22-22-22-42 samsung bdie ram.
*
Micron E-Die quite easy to OC because there is not much variance between kits. (Unlike B-Dies)
You've done it once and you kinda know which values to tweak and try.

For B-Dies the Ryzen DRAM Calculator is quite good. Just save your RAM's profile with Thaiphoon Burner, import to the Calc n try the values it spits out.

Even for an average bin you should be able to get cl16 at 3600MHz. If above average cl14 also no issue.
If I was you I'd go for 3733 or 3800 C16 whichever your CPU supports for the FCLK (Infinity Fabric).
red-queen
post May 29 2020, 03:28 PM

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QUOTE(nrw @ May 29 2020, 11:26 AM)
Micron E-Die quite easy to OC because there is not much variance between kits. (Unlike B-Dies)
You've done it once and you kinda know which values to tweak and try.

For B-Dies the Ryzen DRAM Calculator is quite good. Just save your RAM's profile with Thaiphoon Burner, import to the Calc n try the values it spits out.

Even for an average bin you should be able to get cl16 at 3600MHz. If above average cl14 also no issue.
If I was you I'd go for 3733 or 3800 C16 whichever your CPU supports for the FCLK (Infinity Fabric).
*
i tried using Ryzen DRAM Calculator. even at the safe settings it failed.

for 3600MHz, the best i could do was 18-20-20-20-40. for 3733MHz, 18-22-22-22-42.

i guess mine is the worst of the worst bin B-Die. FML, proc also shit bin, ram also shit bin bangwall.gif
nrw
post May 29 2020, 03:45 PM

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QUOTE(red-queen @ May 29 2020, 03:28 PM)
i tried using Ryzen DRAM Calculator. even at the safe settings it failed.

for 3600MHz, the best i could do was 18-20-20-20-40. for 3733MHz, 18-22-22-22-42.

i guess mine is the worst of the worst bin B-Die. FML, proc also shit bin, ram also shit bin  bangwall.gif
*
Better luck next time then.
What board are you using? And do you just adjust primaries?
red-queen
post May 29 2020, 03:50 PM

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QUOTE(nrw @ May 29 2020, 03:45 PM)
Better luck next time then.
What board are you using? And do you just adjust primaries?
*
im using MSI B450 Tomahawk Max. i tried primaries, i tried the whole 9 yards including VSOC VDDG, ProcODT etc etc. all fail.

the silicon gods have not been on my side this round.
red-queen
post Jun 5 2020, 01:16 AM

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found a new way for overclocking.

set your PBO to manual. set PPT and TDC to 0/auto. set EDC to 1. then set your override max boost to 200Mhz for a start. voltage at auto.

must disable cstate and CnQ though. give it a try.

https://www.overclock.net/forum/13-amd-gene...urbo-boost.html
nrw
post Jun 5 2020, 09:35 AM

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QUOTE(red-queen @ Jun 5 2020, 01:16 AM)
found a new way for overclocking.

set your PBO to manual. set PPT and TDC to 0/auto. set EDC to 1. then set your override max boost to 200Mhz for a start. voltage at auto.

must disable cstate and CnQ though. give it a try.

https://www.overclock.net/forum/13-amd-gene...urbo-boost.html
*
Ya with some board that does't work well though. You can just put 300-230-230
red-queen
post Jun 5 2020, 10:35 AM

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QUOTE(nrw @ Jun 5 2020, 09:35 AM)
Ya with some board that does't work well though. You can just put 300-230-230
*
This edc 1 bug has given me the best results at the moment. Both SC and MC performance increase.
crazyfatt
post Jun 5 2020, 11:40 AM

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QUOTE(red-queen @ Jun 5 2020, 10:35 AM)
This edc 1 bug has given me the best results at the moment. Both SC and MC performance increase.
*
what mobo boss using ? asus got performance increase ?
nrw
post Jun 5 2020, 02:59 PM

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the thing is once you set edc to 1 the workload current detection is disabled for all I know. this results in a voltage bump in some instances.

once you run high (synthetic) workloads (avx etc.) on a regular basis this might degrade your chip.

better use something where your voltage stays within specifications.
red-queen
post Jun 6 2020, 09:35 AM

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QUOTE(crazyfatt @ Jun 5 2020, 11:40 AM)
what mobo boss using ? asus got performance increase ?
*
Im on msi b450 tomahawk max.
red-queen
post Jun 6 2020, 09:37 AM

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QUOTE(nrw @ Jun 5 2020, 02:59 PM)
the thing is once you set edc to 1 the workload current detection is disabled for all I know. this results in a voltage bump in some instances.

once you run high (synthetic) workloads (avx etc.) on a regular basis this might degrade your chip.

better use something where your voltage stays within specifications.
*
From my understanding i think its a "safer" all core overclock technique. Could be wrong though.
nrw
post Jun 6 2020, 09:57 AM

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QUOTE(red-queen @ Jun 6 2020, 09:37 AM)
From my understanding i think its a "safer" all core overclock technique. Could be wrong though.
*
not necessarily. with both, EDC and all core OC you could be using too much voltage during heavy stress loads.

I personally do it like this. I test how much voltage the cpu is using on stock for small FFTs @Prime95.
For example that's 1.25V (after vdroop) for my 8 core chip. (its slightly different for every chip)

So if I set EDC to 1 I'd be getting ~1.28V and with an all core overclock I'd be seeing whatever voltage I set - vdroop (depending on LLC) which would in most instances still be higher than 1.25V.

So unless you get to know how much of a safety buffer AMD applies to their voltage protection algorithms noone can possibly tell how much additional to 1.25 in this instance is save under those max load states.



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