What can NVIDIA GeForce RTX 3090 run?
Build: RTX 3090 + Ryzen 9 5950X + 64GB DDR4 (used market)
Runs comfortably20 models
Full-VRAM resident, with room for context. No compromises.
Quant: Q4_K_MContext: 8,192VRAM: 11.1 GBHeadroom: 12.9 GBollama run gemma3:1b1023tok/sE
ollama run gemma3:1bQuant: Q8_0Context: 8,192VRAM: 11.6 GBHeadroom: 12.4 GBollama run llama3.2:1b581tok/sE
ollama run llama3.2:1bQuant: Q8_0Context: 8,192VRAM: 13.2 GBHeadroom: 10.8 GBollama run gemma4:e2b291tok/sE
ollama run gemma4:e2bQuant: Q8_0Context: 8,192VRAM: 14.8 GBHeadroom: 9.2 GBollama run llama3.2:3b194tok/sE
ollama run llama3.2:3bQuant: Q4_K_MContext: 8,192VRAM: 14.8 GBHeadroom: 9.2 GB244tok/sE
Quant: Q8_0Context: 8,192VRAM: 16.1 GBHeadroom: 7.9 GBollama run phi3.5:3.8b153tok/sE
ollama run phi3.5:3.8bQuant: Q8_0Context: 8,192VRAM: 16.5 GBHeadroom: 7.5 GBollama run gemma4:e4b145tok/sE
ollama run gemma4:e4bQuant: Q8_0Context: 8,192VRAM: 16.5 GBHeadroom: 7.5 GBollama run qwen3:4b145tok/sE
ollama run qwen3:4bQuant: Q8_0Context: 8,192VRAM: 16.5 GBHeadroom: 7.5 GBollama run gemma3:4b145tok/sE
ollama run gemma3:4bQuant: Q4_K_MContext: 8,192VRAM: 19.1 GBHeadroom: 4.9 GB128tok/sE
Quant: Q5_K_MContext: 8,192VRAM: 18.5 GBHeadroom: 5.5 GBollama run mistral:7b128tok/sE
ollama run mistral:7bQuant: Q4_K_MContext: 8,192VRAM: 17.9 GBHeadroom: 6.1 GBollama run codegemma:7b146tok/sE
ollama run codegemma:7bRuns with tradeoffs32 models
Tight VRAM, partial CPU offload, or context-limited.
Quant: Q8_0Context: 8,192VRAM: 58.5 GBHeadroom: 3.9 GB- • Partial CPU offload: ~59% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run qwen3:30b1tok/sE
- • Partial CPU offload: ~59% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run qwen3:30bQuant: Q8_0Context: 8,192VRAM: 47.8 GBHeadroom: 14.6 GB- • Partial CPU offload: ~50% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run qwen2.5-coder:32b1tok/sE
- • Partial CPU offload: ~50% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run qwen2.5-coder:32bQuant: Q4_K_MContext: 8,192VRAM: 57.1 GBHeadroom: 5.3 GB- • Partial CPU offload: ~58% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run llama3.3:70b1tok/sE
- • Partial CPU offload: ~58% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run llama3.3:70bQuant: Q8_0Context: 8,192VRAM: 61.7 GBHeadroom: 0.7 GB- • Partial CPU offload: ~61% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run qwen3:32b1tok/sE
- • Partial CPU offload: ~61% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run qwen3:32bQuant: Q8_0Context: 8,192VRAM: 60.1 GBHeadroom: 2.3 GB- • Partial CPU offload: ~60% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run gemma4:31b1tok/sE
- • Partial CPU offload: ~60% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run gemma4:31bQuant: Q8_0Context: 8,192VRAM: 22.9 GBHeadroom: 1.1 GB- • Tight VRAM fit — only 1.1 GB headroom left for context growth
ollama run qwen3:8b73tok/sE
- • Tight VRAM fit — only 1.1 GB headroom left for context growth
ollama run qwen3:8bQuant: Q4_K_MContext: 2,048VRAM: 57.0 GBHeadroom: 5.4 GB- • Partial CPU offload: ~58% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run deepseek-r1:70b1tok/sE
- • Partial CPU offload: ~58% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run deepseek-r1:70bQuant: Q8_0Context: 8,192VRAM: 61.7 GBHeadroom: 0.7 GB- • Partial CPU offload: ~61% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run deepseek-r1:32b1tok/sE
- • Partial CPU offload: ~61% of layers run on CPU
- • CPU is the bottleneck — upgrading RAM bandwidth helps more than VRAM here
ollama run deepseek-r1:32bWhat if you upgraded?
Hypothetical scenarios. We re-ran the compatibility engine for each.
+32 GB system RAM
~$80–150
Doubles your CPU-offload working set. Helps when models don't quite fit in VRAM.
Unlocks: 33 new tradeoff
- • Qwen 3 30B-A3B
- • Qwen 2.5 Coder 32B Instruct
- • Llama 3.3 70B Instruct
- • Qwen 3 32B
Upgrade to NVIDIA RTX 5000 Ada Generation
see current pricing
32 GB VRAM (vs your 24 GB) plus a bandwidth jump from ~? GB/s to ~? GB/s.
Unlocks: 15 new comfortable
- • DeepSeek R1 Distill Qwen 7B
- • Qwen 3 8B
- • Hermes 3 Llama 3.1 8B
- • Gemma 2 9B Instruct
Add a second NVIDIA GeForce RTX 3090
~$899
Tensor parallelism splits the model across both cards, effectively doubling VRAM. Bandwidth doesn't double — runs ~1.5× the single-card speed in practice.
Unlocks: 16 new comfortable
- • DeepSeek R1 Distill Qwen 7B
- • Qwen 3 8B
- • Hermes 3 Llama 3.1 8B
- • Gemma 2 9B Instruct
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Won't runtop 5 popular models
Need more memory than you have. Shown for orientation.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
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Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (38 GB) combined.
How to read these numbers
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