Can I Run Cosmos 3 Super on NVIDIA RTX 6000 Ada Generation?

Written by Jakub Rusinowski · Last updated August 15, 2026

Not at BF16 — that needs 128.0 GB and the NVIDIA RTX 6000 Ada Generation has 48 GB. Drop to Q4_K_M and it fits in 41.8 GB, with up to 16K of context.

The numbers

ModelCosmos 3 Super
Parameters64B
QuantizationBF16
VRAM needed128.0 GB
NVIDIA RTX 6000 Ada Generation VRAM48 GB
VerdictRuns at a lower quant
Fits atQ4_K_M (41.8 GB)
Max context16K

What to do next

Quantize to Q4_K_M. That is the cheapest fix — it costs some quality but no money.

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Running Cosmos 3 Super on this card:

NVIDIA RTX 6000 Ada Generation 48GB
48 GB VRAM · 300 W board power
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Won't fit — rent Cosmos 3 Super instead

Cosmos 3 Super needs ~128 GB but this GPU has 48 GB. Rent a 2× A100 (160 GB)-class GPU by the hour instead of buying one:

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Vast.ai $1.54/hr · typical low · varies
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RunPod $2.78/hr
Rent on RunPod →

Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.

Other Cosmos 3 sizes on the NVIDIA RTX 6000 Ada Generation

Cosmos 3 Super on nearby hardware

All Cosmos 3 sizes on the NVIDIA RTX 6000 Ada Generation | VRAM calculator for Cosmos 3 Super | NVIDIA RTX 6000 Ada Generation GPU page | Check your hardware