Question 1

Can RTX PRO 4500 Blackwell 32GB run Qwen3.5 9B?

Accepted Answer

Yes, RTX PRO 4500 Blackwell 32GB can run Qwen3.5 9B with a C grade (Runs well). Expected decode speed: 137.1 tok/s.

Question 2

How much VRAM does Qwen3.5 9B need?

Accepted Answer

Qwen3.5 9B (9B parameters) requires approximately 11.3 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for Qwen3.5 9B?

Accepted Answer

The recommended quantization for Qwen3.5 9B is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Runs well	137.1 tok/s	2054 ms	81K
Chat	C	Runs well	137.1 tok/s	770 ms	24K
Coding	C	Runs well	137.1 tok/s	1412 ms	45K
RAG	C	Runs well	137.1 tok/s	2568 ms	81K
Reasoning	C	Runs well	137.1 tok/s	1669 ms	45K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	3.5 GB	Low	D32
Q3_K_S	3	4.4 GB	Low	D32
NVFP4	4

Can RTX PRO 4500 Blackwell 32GB run Qwen3.5 9B?

Memory breakdown