Worth the Upgrade? DDR5 6800 CL32 to DDR5 7200 or 7600 (OC to 7600 - 8000) ?

Nirad9er

2[H]4U
Joined
Feb 18, 2004
Messages
2,900
I'm considering upgrading my memory to the new 7000+ DDR5 kits and I'm curious if it's worth it for gaming?

I'm currently running DDR5 6400 @ 6800 CL32 on my MSI Z690 Unify-X (2 DIMM Board) with a 13900K.
I was considering a 7200 kit (shoot for 7600) around $300 or a 7600 kit (shoot for 8000) around $375 .

Do you think there's a benefit or value in making this upgrade since I game at 4k / 144hz?

Thanks
 

dasa

Gawd
Joined
Feb 19, 2012
Messages
631
Higher RAM speed helps CPU performance.
Resolution has virtual no impact on CPU performance just GPU except for some older game engines.
So if you are playing a very CPU heavy game that makes GPU usage drop when you get low FPS dips then faster RAM may help.
But just buying a faster kit wont do much as you already have a fast kit.

As frequency increases the timings go out the window (Except tCL but it doesn't matter anyway) so most the performance that would be gained by the higher frequency is lost.
As such just buying a 7600\8000 kit will likely get you ~1% more performance in a game that is RAM speed sensitive if it is CPU limited not GPU.

However if you take the time to learn how to OC your current kit of RAM and tune the sub timings you could see FPS increase by 10-20% in some RAM sensitive games if you are CPU limited. If GPU limited you will see no improvement from faster CPU\RAM.
 

dasa

Gawd
Joined
Feb 19, 2012
Messages
631
7600\8000 kit will likely get you ~1% more performance
Seems I was wrong.
6400-7200 is seeing up to 11% increase in CPU performance here.

I cant help but wonder if your 6400 kit could OC to 7200+ though.
 

NotEnoughSpeed

Limp Gawd
Joined
Apr 4, 2001
Messages
344
I just bought G.Skill 6400 CL32 and I'm running it at 7466 CL36 stable. It is Hynix A-die which is the new good DDR5 for high overclocking. You may be able to get more out of your existing sticks.
 
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