I have a ryzen 9 3900xt 12 core cpu with some nice teforce argb extreem 4000mhz 4x8gb with a asus strix b550 nzxt krekz aio I'm looking to overclock it to help with gaming performance running pbo on rn whould gratefully take some advice or help
I’m having stutter in some cpu heavy games like star citizen and and I’m just hoping someone can help me out with overclocking ro help with that stutter also with older games that I’m guessing are single core bound will stutter at high fps built it back in 2020 to overclock never did lol
gutbart
If you want max performance you should run your ram and your infinity fabric in a 1:1 ratio. For 4000 MHz your IF (infinity fabric) needs to be 2000 which is unrealistic. If I recall correctly most memory controllers on ryzen 3000 can do 1800, which would be 3600 MHz on the ram.
Lightbulbie
You’re definitely not getting 4000 with four dimms. Two if you’re lucky on 3xxx chips.
Kirsutan
FCLK and RAM should always be 1:1 on AM4. 1800 should be doable with two sticks, who knows with four. Even 3200MHz with 1:1 will have way less latency than unsynced 4000MHz.
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I’m having stutter in some cpu heavy games like star citizen and and I’m just hoping someone can help me out with overclocking ro help with that stutter also with older games that I’m guessing are single core bound will stutter at high fps built it back in 2020 to overclock never did lol
If you want max performance you should run your ram and your infinity fabric in a 1:1 ratio. For 4000 MHz your IF (infinity fabric) needs to be 2000 which is unrealistic. If I recall correctly most memory controllers on ryzen 3000 can do 1800, which would be 3600 MHz on the ram.
You’re definitely not getting 4000 with four dimms. Two if you’re lucky on 3xxx chips.
FCLK and RAM should always be 1:1 on AM4. 1800 should be doable with two sticks, who knows with four. Even 3200MHz with 1:1 will have way less latency than unsynced 4000MHz.
https://browser.geekbench.com/v6/cpu/5938244
Geekbench 6 score for anyone interested ran this few weeks ago