Question 1

Can GTX 1660 Ti 6GB run Meta Llama 3.1 8B Instruct?

Accepted Answer

No, Meta Llama 3.1 8B Instruct requires more memory than GTX 1660 Ti 6GB provides.

Question 2

How much VRAM does Meta Llama 3.1 8B Instruct need?

Accepted Answer

Meta Llama 3.1 8B Instruct (8B parameters) requires approximately 7.9 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for Meta Llama 3.1 8B Instruct?

Accepted Answer

The recommended quantization for Meta Llama 3.1 8B Instruct is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	F	Too heavy	42.5 tok/s	6627 ms	21K
Chat	F	Too heavy	42.5 tok/s	2485 ms	6K
Coding	F	Too heavy	42.5 tok/s	4556 ms	12K
RAG	F	Too heavy	42.5 tok/s	8284 ms	21K
Reasoning	F	Too heavy	42.5 tok/s	5385 ms	12K

Quant	Bits	VRAM	Quality	Fit
Q2_KBest for your GPU	2	3.1 GB	Low	C41
Q3_K_S	3	3.9 GB	Low	C43

Can GTX 1660 Ti 6GB run Meta Llama 3.1 8B Instruct?

Memory breakdown