Project Zomboid

Project Zomboid

Question for Tech Nerds
How much is Zomboid effected by CPU/RAM? I know it's designed to run on the same Potato that GLaDOS was but what's the effect of a higher end rig?

https://www.inspireuplift.com/resizer/?image=https://cdn.inspireuplift.com/uploads/images/seller_products/30681/1702947020_GLaDOSasaPotatoSimple.png&width=800&height=800&quality=90&format=auto&fit=pad
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Showing 1-15 of 24 comments
Tl;dr faster load speed.
Can confirm. It makes a difference after I upgraded my 8gb toaster to 12gb.

Though I guess the lags when you are facing a massive horde doesn't get affected by RAM.
Originally posted by Armagenesis:
Tl;dr faster load speed.
Can confirm. It makes a difference after I upgraded my 8gb toaster to 12gb.

Though I guess the lags when you are facing a massive horde doesn't get affected by RAM.

I wonder if CPU speed helps as there can be a lot of things to calculate as loot and zombies accumulate
Should be. Though I think it's more of a rendering issue when it comes to my lagging issue? So basically GPU problem.
Slav3106 Apr 12 @ 5:36am 
I think it's more about optimising and engine problems. I'm playing the game on RTX4090, Ryzen 5800X3D, 64GB RAM. I play in 4k and my fps are capped at 120. I still get serious deeps in FPS (it can go down to 40s). So regardless of RAM, CPU or GPU power, the game has still stutters and hiccups.
I use 'Lossless scaling' program(baught on steam for £5), cap FPS to 60 and run the game with frame generation. It then runs pretty smooth at 120 FPS(but still deeps down sometimes) and from time to time there are visible artifacts.
Alex Apr 12 @ 5:40am 
More ram is used for two things:
- holding more data, to reduce the transfer here cases
- holding obsolete files in case we need it again, to reduce the transfer here cases
Also I would recommend compressor like
https://github.com/IridiumIO/CompactGUI
for any games and zomboid in particular, because on modern (2010+) cpu it's faster to unpack data then transfer the whole file. (lz decompress is like 5 gb/s on 9600. PER CORE https://github.com/lz4/lz4)
On that note, the zomboid is compressed like to the half of size (-47% on b42 and -64% on b41,mostly maps chunks) and there never was any performance strain in any game even on ancient mobile 3210m. Because the data is loaded only once and it can fill 16 gig ram like in 4s (2 gb/s x 2core).
Originally posted by Slav3106:
I think it's more about optimising and engine problems. So regardless of RAM, CPU or GPU power, the game has still stutters and hiccups.
Won't argue that... I actually saw feedbacks on a 3gb indie game (unity engine) like "why my pc can run stalker 2 in 60fps, but this one in 15fps????".
Last edited by Alex; Apr 12 @ 6:09am
Originally posted by Slav3106:
RTX4090, Ryzen 5800X3D, 64GB RAM. I play in 4k and my fps are capped at 120. I still get serious deeps in FPS (it can go down to 40s). So regardless of RAM, CPU or GPU power, the game has still stutters and hiccups.

This guy gets it. My computer is almost twice as powerful (two 4090s, 7950X3D, 128GB RAM, full specs here: https://pcpartpicker.com/user/Sunderbraze/saved/#view=fCfyFT ) but I'm getting the exact same fps average and drops he's describing when playing 4k@144hz. There is definitely a point at which hardware doesn't even matter anymore and the game is just getting slowed down by bottlenecking.
Last edited by Sunderbraze; Apr 12 @ 7:04am
Puppers Apr 12 @ 8:36am 
Lol the same potato glados was
Dingus Apr 13 @ 9:54am 
Originally posted by Sunderbraze:
Originally posted by Slav3106:
RTX4090, Ryzen 5800X3D, 64GB RAM. I play in 4k and my fps are capped at 120. I still get serious deeps in FPS (it can go down to 40s). So regardless of RAM, CPU or GPU power, the game has still stutters and hiccups.

This guy gets it. My computer is almost twice as powerful (two 4090s, 7950X3D, 128GB RAM, full specs here: https://pcpartpicker.com/user/Sunderbraze/saved/#view=fCfyFT ) but I'm getting the exact same fps average and drops he's describing when playing 4k@144hz. There is definitely a point at which hardware doesn't even matter anymore and the game is just getting slowed down by bottlenecking.

i'm just curious, why? are you playing 4 games at once?
Originally posted by Dingus:
Originally posted by Sunderbraze:

This guy gets it. My computer is almost twice as powerful (two 4090s, 7950X3D, 128GB RAM, full specs here: https://pcpartpicker.com/user/Sunderbraze/saved/#view=fCfyFT ) but I'm getting the exact same fps average and drops he's describing when playing 4k@144hz. There is definitely a point at which hardware doesn't even matter anymore and the game is just getting slowed down by bottlenecking.

i'm just curious, why? are you playing 4 games at once?
wut?
Originally posted by Sunderbraze:
Originally posted by Slav3106:
RTX4090, Ryzen 5800X3D, 64GB RAM. I play in 4k and my fps are capped at 120. I still get serious deeps in FPS (it can go down to 40s). So regardless of RAM, CPU or GPU power, the game has still stutters and hiccups.

This guy gets it. My computer is almost twice as powerful (two 4090s, 7950X3D, 128GB RAM, full specs here: https://pcpartpicker.com/user/Sunderbraze/saved/#view=fCfyFT ) but I'm getting the exact same fps average and drops he's describing when playing 4k@144hz. There is definitely a point at which hardware doesn't even matter anymore and the game is just getting slowed down by bottlenecking.
I thought SLI was discontinued, thus basically useless and a waste of money? does running two 4090s make a difference on this game? I play at 4k with a 4090 R9 5900x and frames are anywhere between 70ish zoomed in and 15 fully zoomed out
Last edited by Dragon_Dude1; Apr 13 @ 10:01am
Dingus Apr 13 @ 10:32am 
Originally posted by Censored:
Originally posted by Dingus:

i'm just curious, why? are you playing 4 games at once?
wut?
128gb of ram and pretty much everything else, what software requires so much power?
[Censored] Apr 13 @ 10:42am 
Originally posted by Dingus:
Originally posted by Censored:
wut?
128gb of ram and pretty much everything else, what software requires so much power?
i dont think he said he was playing 4 games tho
Dingus Apr 13 @ 10:53am 
and i don't remember you being a part of my first quote, yet you're here, writing some bs to me.
Alex Apr 13 @ 10:57am 
Originally posted by Dragon_Dude1:
Originally posted by Sunderbraze:

This guy gets it. My computer is almost twice as powerful (two 4090s, 7950X3D, 128GB RAM, full specs here: https://pcpartpicker.com/user/Sunderbraze/saved/#view=fCfyFT ) but I'm getting the exact same fps average and drops he's describing when playing 4k@144hz. There is definitely a point at which hardware doesn't even matter anymore and the game is just getting slowed down by bottlenecking.
I thought SLI was discontinued, thus basically useless and a waste of money? does running two 4090s make a difference on this game?
Yes. No.
You see, SLI has many tech caveats, main of which is - it is very driver dependent and requires a game to be built with optimization for it in mind. And even in supported games, there was load imbalance and rendering artifacts. Crossfire? Same balls, side view.
Game developers with mild masochistic tendencies can use DX 12 to enjoy the gpu load juggling... I mean, implement multi-GPU without a connector, but I don't think any of them did. I remind, it's 10 yo today, well before the dead connectors discarding a few years ago.
4090 does not have SLI and cannot be used as multiGPU in games and benchmarks. It does have Nvlink pathways on PCB though so with some soldering maybe can use it in some professional software. Also it has slower crossGpu exchange through pcie5 - but again, for games and benchmarks it is useless since there is no driver and engine support.
Last edited by Alex; Apr 13 @ 11:52am
Originally posted by Dingus:
and i don't remember you being a part of my first quote, yet you're here, writing some bs to me.

harsh dude.
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Date Posted: Apr 11 @ 11:12pm
Posts: 24