Can I Run Qwen 3.5 122B-A10B on NVIDIA A100 80GB?

Written by Jakub Rusinowski · Last updated August 15, 2026

Yes. Qwen 3.5 122B-A10B needs 73.7 GB at Q4_K_M and the NVIDIA A100 80GB has 80 GB, leaving about 6.3 GB of headroom, at roughly 118 tok/s (estimated) with room for up to 8K of context.

The numbers

ModelQwen 3.5 122B-A10B
Parameters122B (10B active)
QuantizationQ4_K_M
VRAM needed73.7 GB
NVIDIA A100 80GB VRAM80 GB
VerdictRuns
Max context8K
Estimated speed~118 tok/s

What to do next

Nothing to change — run it at Q4_K_M. If you want more capability, check whether the next size up also fits.

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Running Qwen 3.5 122B-A10B on this card:

NVIDIA A100 80GB PCIe
80 GB VRAM · 300 W board power
2026 prices are volatile — check the current listing.
Check price on Amazon

Buy vs. rent Qwen 3.5 122B-A10B
Buy the GPU
~$15,000
NVIDIA A100 80GB · MSRP
Rent by the hour
from $0.77/hr
A100 (80 GB) class

At 2 hrs/day, buying (~$15,000) beats renting at $0.77/hr after about 27.1 years.

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Vast.ai $0.77/hr · typical low · varies
Rent on Vast.ai →
RunPod $1.39/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 Qwen 3.5 sizes on the NVIDIA A100 80GB

Qwen 3.5 122B-A10B on nearby hardware

All Qwen 3.5 sizes on the NVIDIA A100 80GB | VRAM calculator for Qwen 3.5 122B-A10B | NVIDIA A100 80GB GPU page | Check your hardware