How much VRAM does Mistral Small 4 119B need?

Mistral Small 4 119B (119B parameters) requires approximately 77.2 GB of memory with Q4_K_M quantization.

What is the best quantization for Mistral Small 4 119B?

The recommended quantization for Mistral Small 4 119B is Q4_K_M, which balances quality and memory efficiency.

Can it run?

No, Mistral Small 4 119B requires more memory than Radeon RX 7800M 12GB provides.

FWon't run

Too heavy

Using Q4_K_M in vLLM

Capabilities:

Fit status

Too heavy

Decode

10.2 tok/s

TTFT

18951 ms

Safe context

Memory

77.2 GB / 12.0 GB

Weights72.6 GB

KV Cache1.0 GB

Runtime2.4 GB

Headroom1.2 GB

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	F	Too heavy	12.5 tok/s	22588 ms	5K
Chat	F	Too heavy	10.2 tok/s	10337 ms	4K
Coding	F	Too heavy	10.2 tok/s	18951 ms	4K
RAG	F	Too heavy	10.2 tok/s	34456 ms	5K
Reasoning	F	Too heavy	10.2 tok/s	22396 ms	4K

How Mistral Small 4 119B (119B params) fits at each quantization level on Radeon RX 7800M 12GB (12.0 GB usable).

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	46.4 GB	Low	F0
Q3_K_S	3	58.3 GB	Low	F0
NVFP4	4

Upgrade options

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