Question 1

Can NVIDIA B200 180GB run Qwen3-Coder 30B A3B Instruct?

Accepted Answer

Yes, NVIDIA B200 180GB can run Qwen3-Coder 30B A3B Instruct with a C grade (Runs well). Expected decode speed: 800.9 tok/s.

Question 2

How much VRAM does Qwen3-Coder 30B A3B Instruct need?

Accepted Answer

Qwen3-Coder 30B A3B Instruct (30.5B parameters) requires approximately 38.6 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for Qwen3-Coder 30B A3B Instruct?

Accepted Answer

The recommended quantization for Qwen3-Coder 30B A3B Instruct is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Runs well	934.4 tok/s	350 ms	148K
Chat	C	Runs well	934.4 tok/s	350 ms	37K
Coding	C	Runs well	800.9 tok/s	350 ms	75K
RAG	C	Runs well	934.4 tok/s	377 ms	148K
Reasoning	C	Runs well	934.4 tok/s	350 ms	75K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	11.9 GB	Low	D31
Q3_K_S	3	14.9 GB	Low	D31
NVFP4	4

Can NVIDIA B200 180GB run Qwen3-Coder 30B A3B Instruct?

Memory breakdown