32GB vs 64GB RAM Experience

Sorry, brain malfunction.
I was wrong.

I was thinking of INTEL’s on-chip memory.

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I think you were talking about CAMM-2 memory which is soldered in. A whole new kettle of fish which will be there when I am gone. I am 77 and when I have finished flying.

Hi folks, looking for some advice. I have read and reread most of the comments here and I am a bit confused as to path to upgrade for me.

Currently I have

  • 32 GB ( 2x16GB sticks)
  • Corsair Vengeance LPX
  • DDR4-3200 PC4-25600
  • CAS Latency 16, Timings 16-20-20-38
  • Asus PRIME Z690-P WIFI D4
  • Dual Channel Mobo
  • I have 2 empty RAM slots*

Option 1 (upgrade to 64 GB)

  • Buy another exact set of 32 GB (2x16)
  • This would bring a total of 64 GB via (4x16)
  • Cost for another set of 32 is within reason for this upgrade

Option 2 (stay with 32 GB - dual channel)

  • Stay with 32 GB

I would appreciate it if you guys can direct me what would be the “Better” option from these.
Would you stay with 32 GB or buy 2 additional 16GB sticks?

I know I know I can just buy 2x32 and get that 64, but that is not an option.

Thank you all in advance.

I wouldn’t do anything until after the game is launched. There will be plenty of folks with 32GB that will be providing valuable feedback.

I went with 4 16 GB sticks.
It is also dual channel.

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You said you’re confused about the path to upgrade, but you told us you only have one path to upgrade (not much confusion there).

I think your question is really whether or not you should upgrade, if the only path is 4 (16GB) sticks?

You only gave us one choice of sticks, so I don’t think your question is whether you should purchase single channel or dual channel 16 GB sticks?

In any event, I agree with the advice to just wait and see what your experience is when you start playing.

a 2 ram kit is optimized for 2 DIMM setup so Its not recommended using 2 kits.
So best option would be to get one kit. Or wait.

If you decide to get another kit however, at least try to make sure its the same model but also chip manufactor, look on the backside for version numbers.

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Thanks, yes I should have clarified, Should I upgrade to 4 sticks or not.
I exclusively sim in VR and have a few additional programs running (telemetry, butkicker) but no recording or steaming. Currently as a VR user we have to fight for every last fps to have a good flight, spend a lot if not too much time tweaking to get the performance.

I read a couple of post on this that putting 4 sticks of ram slows down the pipeline. Now would it better to have additional headroom in Ram or ‘faster’ lower amount of ram. Just trying to find efficient upgrade.

Thanks! yes if I get another kit it will be the same exact order.

My alpha invite ended up in the junk folder so I missed testing the alpha with my current setup so I will have to wait till the launch to test 2024.
Just getting my system prepped and ready for the new sim, so I started think about adding additional RAM following the ‘Recommended’ specs sheet. Just did a clean install of Win11 24H2, so far so good.

Thanks, How was your performance from 32 to 64 with the current sim?
Did you notice any improvement or not?

I didn’t go from 32 to 64.
I started out at 64 GB.

So, I don’t have a comparison to tell you.

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I really, really think you should wait, especially since $50 means a lot to you. Upgrading beforehand isn’t going to save you anything. Try it for yourself to see if 32 GB is acceptable before you decide to spend that money.

We have no idea right now either way for you. And your setup is different from all of ours. You’ll know more after trying it for yourself… not to mention Black Friday is after November 19th. You might be able to save more money, or get two 32GB sticks for the same price as two 16 GB.

Having 24H2 is likely going to skew as to knowing whether 64GB will be an improvement vs 32GB.

Given the continual issues we have had at work with people going to Win11, I have no intention of updating from Win10 in the near future. And yes about 90% of our 50 or so users have had no issues but I am sure I will be one of the lucky ones were Win11 throws a tantrum on my gaming PC.

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Friendly Reminder: If you’d like to discuss Windows 11, please join the conversation in the linked thread below :point_down:
https://forums.flightsimulator.com/t/windows-11-24h2-and-msfs-observations-insights-issues-and-tips

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I used to work on the simulation of Gate Array custom chips, simulating the precise timing of every logic gate. In production we had a test machine that would probe silicon wafers and identify good/bad dies. The good ones were packaged up and sent to customers.

Any overclocking is scary, the chip can suddenly generate fuzzy, corrupt signals and descend into chaos. It’s like falling off a cliff.

I suggest you stick to the manufacturers conservative timings and do more flying!

BTW I’m sceptical about minor changes in RAM bus speed having any benefit, as the CPU and its cache could be the major bottleneck. In other words budgeting for plain ram and better processor will give faster results with stability.

I’ll be going for a single 32GB stick when I upgrade, aiming for 128GB eventually. And the most impressive FPS boost comes from an X3D with 96MB L3 cache.

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That makes no sense because you need two sticks to run in dual channel mode.

RAM is typically sold in pairs for a good reason.

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Yes I know that. But the memory controller will still work, and the CPU cache will buffer the next instructions. For a fixed CPU, Windows runs better with more RAM and a faster disk.

With 4 slots on the new motherboard I don’t want to dispose of 16GB modules, to exceed 64GB. Over the years juggling to get to max ram has been a pain.
Economically, I’ll take a minor hit on RAM speed at the start. I’ll add a second 32GB module when prices drop a little, ditto for 3rd and 4th.

And if I get an AM5 m/b with 256GB max, logically I would get a single 64GB module.

PS: I remember when Bill Gates said “every PC won’t need more than 640K memory”.
512K as base, extra 128K banks were switched in/out with a plug in ISA card.

After tweaking RAM timings, I can get an extra +10 FPS in every game. You shouldn’t be afraid of overclocking your RAM as long as you know what you’re doing.

Thanks, +10 from what base? 20 to 30 would be awesome, 70 to 80 less important.

And do you have an X3D cpu, the large L3 cache can have a dramatic effect.