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Forum: VirtualDJ Technical Support

Topic: Stems 2.0 not using RTX graphics on my laptop
Hi!
I just bought a new laptop for realtime stem seperation, but it doesn't use GPU when trying to do that, ending up with the seperation being extremely slow.
I have made sure that I have newest Nvidia drivers on my laptop.
I have noticed that VDJ checks "Don't use GPU" setting everytime, even when I uncheck it.

v2023 b7388
Ryzen 5 4600H
RTX 3050 4GB @ v527.56
16GB DDR4
 

geposted Wed 28 Dec 22 @ 9:17 am
There are a couple of places on your computer where you can configure which programs use which graphics.

One is via the NVIDIA Control Panel, and the other is via Windows Control Panel (System/Display/Graphics).
 

geposted Wed 28 Dec 22 @ 9:54 am
I just looked more carefully into this. It DOES use my RTX GPU, but it crashes in few seconds after it starts stem seperation and fallbacks to CPU.

I am getting Stems engine error 583/6 when it crashes.
 

geposted Wed 28 Dec 22 @ 10:04 am
RTX3050 doesn't work with stems. I had a laptop with the Ti version and it simply doesn't have enough vram hence VDJ keeps reverting to CPU.

It's a very low powered card.

This should be highlighted as the assumption is that all RTX cards are capable which isn't the case.
 

geposted Wed 28 Dec 22 @ 10:30 am
Thanks for information, that really sucks. Hopefully they can do some tweaking to their software so it could work even with 4gb vram.
Definitely wouldn't call it "very" low powered card though, it is more powerful than 1060.

Thanks VDJ for misleading system requirements...
 

geposted Wed 28 Dec 22 @ 10:34 am
 

geposted Wed 28 Dec 22 @ 10:58 am
The desktop PC I'm using to type this message has 4GB and runs stems 2.0 without issue (GTX1650) so it's not purely the amount of RAM.
 

geposted Wed 28 Dec 22 @ 10:59 am
Thanks for the info.

There is quite a difference though between the desktop and mobile cards (well according to my son anyway who is an avid gamer) so it may be the architecture of the card itself.
 

geposted Wed 28 Dec 22 @ 11:01 am
locoDogPRO InfinityModeratorMember since 2013
power consumption in a desktop gfx card is like 4* that of a laptop
 

geposted Wed 28 Dec 22 @ 11:20 am
AdionPRO InfinityCTOMember since 2006
It appears that by default more ram is used on the RTX 3000 series compared to the 1000/1600 series, which might explain why 4GB is enough for 1000/1600 but not for 3000.
We're still investigating to see if we can lower the memory use for RTX 3000 cards with 4GB ram.
 

geposted Wed 28 Dec 22 @ 11:54 am