Question 1

Can GTX 1660 Ti 6GB run Qwen3-Coder 30B A3B Instruct?

Accepted Answer

No, Qwen3-Coder 30B A3B Instruct requires more memory than GTX 1660 Ti 6GB provides.

Question 2

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

Accepted Answer

Qwen3-Coder 30B A3B Instruct (30.5B parameters) requires approximately 21.2 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	F	Too heavy	22.0 tok/s	12786 ms	9K
Chat	F	Too heavy	22.0 tok/s	4795 ms	4K
Coding	F	Too heavy	22.0 tok/s	8790 ms	5K
RAG	F	Too heavy	22.0 tok/s	15982 ms	9K
Reasoning	F	Too heavy	22.0 tok/s	10388 ms	5K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	11.9 GB	Low	F0
Q3_K_S	3	14.9 GB	Low	F0
NVFP4	4

Can GTX 1660 Ti 6GB run Qwen3-Coder 30B A3B Instruct?

Memory breakdown