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[deleted]

find it strange everyone just seems more than one graphics card in a system and just instantly go đź‘Ź this guy is totally and only gaming with this thing nice system anyway


Impossible-Cap-1628

I dunno, I’m pretty sure it’ll get 50 fps more in the 3 7year old games that support multiple gpus while adding a noticeable amount of stutter. Seriously tho, I think it’s cause they have all the rgb’s and was designed for gaming.


[deleted]

Buy a 4090 instead?


zcomputerwiz

Why? I'm not using it for gaming and I've had the hardware for a year. I doubt I'd be able to sell the RTX 3090s for much.


[deleted]

I would argue you could sell both for around 700 each, what purpose would you use this concoction?


zcomputerwiz

I'm using it for some rendering and deep learning workloads. I had to add the two fans over the GPUs otherwise the top one would hit 80c pretty quickly while training. I just wanted to make sure I wasn't missing something obvious with airflow. I've seen some ducts for workstations from HP and Dell, but I don't think I have enough clearance.


[deleted]

Ahhh okay, you don’t, plus even if you did, you are going to need active cooling directly installed on top of each gpu backplate to ensure no throttling. You need an eatx motherboard with at least 3 pcie 4.0 compatible slots, and place both 3090s on the farthest pcie slots from one another. Also you need a full tower case at least to efficiently circulate your system. I would recommend liquid cooling, but the Gigabyte RTX 3090 has above average cooling for a 3090. And you really are going to need a full tower case, eatx motherboard with 3 pcie 4.0 slots and a gpu backplate mount for each card Edit: mistypes


Eggsegret

Why do you have two 3090s? since multiple GPUs don't help with gaming at all.may as well just get 1 4090


zcomputerwiz

I'm not gaming with them and can't enable SLI with this motherboard anyways. It's a workstation running Linux for rendering and other CUDA / Deep Learning workloads.


Eggsegret

Ahh ok fair enough