Can I Run Nemotron 3 Nano Omni 30B A3B Reasoning BF16 on a AMD RX 7900 XT?

Yes

Runs at Q4_K_M — good quality with reasonable headroom.

Model size
30.0B
GPU memory
20.0GB
Smallest quant
Q4_K_M
Best fit
Q4_K_M

1 quant fit your 20.0GB

QuantMin VRAMRecommendedFile sizeHeadroom
Q4_K_MBEST19.2 GB20.7 GB18.2 GB+0.8 GB

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Full model details
Nemotron 3 Nano Omni 30B A3B Reasoning BF16

All quant variants, benchmark scores, and use-case tags.

Best models for this GPU
AMD RX 7900 XT

Top-ranked open-source models that fit in 20.0GB.

FAQ

Can the AMD RX 7900 XT run Nemotron 3 Nano Omni 30B A3B Reasoning BF16?

Yes. The AMD RX 7900 XT's 20.0GB of VRAM is enough to run Nemotron 3 Nano Omni 30B A3B Reasoning BF16 at Q4_K_M quantization (19.2GB required).

What's the best quantization to use?

Q4_K_M is the highest-precision quantization that fits in your 20.0GB. It uses about 19.2GB of memory and 20.7GB recommended for comfortable inference.

What if I need more headroom for context length?

KV cache memory grows with context length. The numbers above assume a baseline 2K-4K context. For long-context use (32K+), add another 2-6GB depending on the model architecture.