Best Local LLMs for the NVIDIA GeForce RTX 5080

Written by Jakub Rusinowski · Last updated July 12, 2026

Best all-round pick: Mistral Small 3.1 24B

The NVIDIA GeForce RTX 5080 has 16 GB of VRAM, of which about 16 GB is available to a model. The largest model it can hold is Mistral Small 3 (24B) (24B, 15.3 GB at Q4_K_M).

Best models overall on the NVIDIA GeForce RTX 5080

ModelScoreMemory at Q4_K_MContextLicence
Mistral Small 3.1 24B95.915 GB125KApache 2.0
Qwen 3.5 14B94.19.3 GB125KApache 2.0
Qwen 3.5 14B93.29.3 GB125KApache 2.0
Qwen 3 14B92.99.7 GB125KApache 2.0
Gemma 3 12B Instruct92.28 GB128KGemma
Gemma 4 12B91.78 GB125KGemma License (commercial OK)

Best model by what you are doing

WorkloadRecommended on this GPU
CodingQwen 3 14B (95.9)
Devstral-2 22B (94)
DeepSeek R1 Distill Qwen 14B (93.9)
General assistantMistral Small 3.1 24B (95.9)
Qwen 3.5 14B (94.1)
Qwen 3.5 14B (93.2)
ReasoningQwen 3 14B (96)
DeepSeek R1 Distill Qwen 14B (94.2)
Qwen 3.5 14B (93.8)
RAGQwen 3 14B (84.4)
Mistral Small 3.1 24B (84)
Qwen 2.5 14B Instruct (81.6)
AgentsGLM-6 9B (84.7)
Qwen 3.5 14B (84.4)
GLM-5 9B (83.4)
VisionQwen 3.5 14B (95.4)
Mistral Small 3.1 24B (95.2)
Gemma 4 12B (91.2)

What the NVIDIA GeForce RTX 5080 cannot run

These models are strong picks generally but exceed the 16 GB this card makes available.

ModelNeeds at Q4_K_MShort by
Gemma 4 27B ⭐17.2 GB~1.2 GB
Qwen 3.7 35B-A3B22 GB~6 GB
Gemma 4 31B19.6 GB~3.6 GB
Nemotron 70B Instruct43.5 GB~27.5 GB

How these numbers are calculated

FAQ

What is the best LLM for the NVIDIA GeForce RTX 5080?

Mistral Small 3.1 24B is the strongest all-round pick that fits its 16 GB.

What is the largest model the NVIDIA GeForce RTX 5080 can run?

Mistral Small 3 (24B) — 24B parameters, needing 15.3 GB at Q4_K_M.

How much of the NVIDIA GeForce RTX 5080's memory can a model actually use?

About 16 GB of its 16 GB, before the desktop and runtime overhead are accounted for.

Compatibility Checks for the NVIDIA GeForce RTX 5080

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