Question 1

Can Intel Arc Pro A40 6GB run DeepSeek R1 1.5B?

Accepted Answer

Yes, Intel Arc Pro A40 6GB can run DeepSeek R1 1.5B with a C grade (Runs well). Expected decode speed: 138.2 tok/s.

Question 2

How much VRAM does DeepSeek R1 1.5B need?

Accepted Answer

DeepSeek R1 1.5B (1.5B parameters) requires approximately 3.5 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for DeepSeek R1 1.5B?

Accepted Answer

The recommended quantization for DeepSeek R1 1.5B is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Runs well	138.2 tok/s	2037 ms	33K
Chat	C	Runs well	138.2 tok/s	764 ms	14K
Coding	C	Runs well	138.2 tok/s	1400 ms	27K
RAG	C	Runs well	138.2 tok/s	2546 ms	33K
Reasoning	C	Runs well	138.2 tok/s	1655 ms	27K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	0.6 GB	Low	D31
Q3_K_S	3	0.7 GB	Low	D31
NVFP4	4

Can Intel Arc Pro A40 6GB run DeepSeek R1 1.5B?

Memory breakdown