Can I Run Cosmos 3 Edge on NVIDIA L40S?

Written by Jakub Rusinowski · Last updated August 15, 2026

Yes. Cosmos 3 Edge needs 8.0 GB at BF16 and the NVIDIA L40S has 48 GB, leaving about 40 GB of headroom, at roughly 128 tok/s (estimated) with room for up to 128K of context.

The numbers

ModelCosmos 3 Edge
Parameters4B
QuantizationBF16
VRAM needed8.0 GB
NVIDIA L40S VRAM48 GB
VerdictRuns
Max context128K
Estimated speed~128 tok/s

What to do next

Nothing to change — run it at BF16. If you want more capability, check whether the next size up also fits.

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Running Cosmos 3 Edge on this card:

NVIDIA L40S 48GB
48 GB VRAM · 350 W board power
2026 prices are volatile — check the current listing.
Check price on Amazon

Buy vs. rent Cosmos 3 Edge
Buy the GPU
~$7,499
NVIDIA L40S · MSRP
Rent by the hour
from $0.34/hr
RTX 4090 (24 GB) class

At 2 hrs/day, buying (~$7,499) beats renting at $0.34/hr after about 30.6 years.

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RunPod $0.34/hr
Rent on RunPod →
Vast.ai $0.35/hr · typical low · varies
Rent on Vast.ai →

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 L40S

Cosmos 3 Edge on nearby hardware

All Cosmos 3 sizes on the NVIDIA L40S | VRAM calculator for Cosmos 3 Edge | NVIDIA L40S GPU page | Check your hardware