NVIDIA GeForce RTX 3090 — Local LLM Performance & Compatibility

作者: Jakub Rusinowski · 最后更新: 2026年7月12日

AI性能依然出色。24 GB VRAM与RTX 4090模型兼容性持平。二手价400–600美元。略慢但性价比极高。

Technical Specifications

VRAM24 GB
Memory Bandwidth936 GB/s
TDP350 W
ArchitectureAmpere GA102
Release Year2020
MSRP at Launch$1,499
Inference Speed (Llama 3.1 8B Q4_K_M)60–115 tok/s (estimated)
Inference Speed (Llama 3.3 70B Q4_K_M)Does not fit — needs ~44 GB of 24 GB usable
Buy This HardwareNVIDIA GeForce RTX 3090 24GB — 24 GB VRAM · 350 W board powerDeploy in the Cloud NowRTX 3090 on RunPod — from $0.46/hr · rate checked 2026-08

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NVIDIA GeForce RTX 3090 24GB
24 GB VRAM · 350 W board power
2026年价格波动较大——请以当前商品页价格为准。
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LLMs Compatible with 24 GB VRAM

All models below run comfortably in 24 GB VRAM with Q4_K_M quantization.

Llama 3.1 FamilyLlama 3.1 8B Instruct · 6 GB VRAM · Q4_K_M · ollama run llama3.1
DeepSeek R1DeepSeek R1 Distill Qwen 32B · 20 GB VRAM · Q4_K_M · ollama run deepseek-r1:32b
Qwen 3Qwen 3 32B · 21 GB VRAM · Q4_K_M · ollama run qwen3:32b
Gemma 3Gemma 3 27B Instruct · 17 GB VRAM · Q4_K_M · ollama run gemma3:27b
Mistral Small 3.1Mistral Small 3.1 24B · 15 GB VRAM · Q4_K_M · ollama run mistral-small3.1
Phi-4 FamilyPhi-4 (14B) · 9 GB VRAM · Q4_K_M · ollama run phi4

Best Use Cases

Quick Start with Ollama

Install Ollama then run the recommended model for this GPU:

ollama run deepseek-r1:32b

FAQ

Can the NVIDIA GeForce RTX 3090 run local LLMs?

Yes — the NVIDIA GeForce RTX 3090 has 24 GB VRAM and runs AI性能依然出色。24 GB VRAM与RTX 4090模型兼容性持平。二手价400–600美元。略慢但性价比极高。

How fast is the NVIDIA GeForce RTX 3090 for AI inference?

The NVIDIA GeForce RTX 3090 is estimated to run Llama 3.1 8B at 60–115 tok/s with Q4_K_M quantization. Llama 3.3 70B does not fit: it needs about 44 GB against 24 GB usable. These are modelled estimates, not measurements — see /en/methodology.

What LLMs can I run on 24 GB VRAM?

With 24 GB you can run: Llama 3.1 Family, DeepSeek R1, Qwen 3, Gemma 3, Mistral Small 3.1. Use Ollama for the easiest setup: ollama run deepseek-r1:32b.

Can I Run It? — NVIDIA GeForce RTX 3090

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