What can AMD Radeon RX 7900 XTX run for chat?
Build: AMD Radeon RX 7900 XTX + — + 32 GB RAM (windows)
Runs comfortably175 models
Ranked by fit for chat use case + predicted speed. Click a row for VRAM breakdown.
Quant: Q4_K_MContext: 8,192VRAM: 1.6 GBHeadroom: 22.4 GBTTFT: instant1193tok/sEstimated
Quant: Q8_0Context: 8,192VRAM: 6.1 GBHeadroom: 17.9 GBTTFT: instantollama run llama3.2:3b136tok/sEstimated
ollama run llama3.2:3bQuant: Q4_K_MContext: 8,192VRAM: 2.8 GBHeadroom: 21.2 GBTTFT: instant421tok/sEstimated
Quant: Q4_K_MContext: 2,048VRAM: 1.8 GBHeadroom: 22.2 GBTTFT: instant650tok/sEstimated
Quant: Q4_K_MContext: 8,192VRAM: 3.2 GBHeadroom: 20.8 GBTTFT: instant358tok/sEstimated
Quant: Q4_K_MContext: 8,192VRAM: 17.9 GBHeadroom: 6.1 GBTTFT: instant298tok/sEstimated
Quant: Q4_K_MContext: 8,192VRAM: 3.8 GBHeadroom: 20.2 GBTTFT: instantollama run alibayram/kumru:latest298tok/sEstimated
ollama run alibayram/kumru:latestQuant: Q4_K_MContext: 2,048VRAM: 1.8 GBHeadroom: 22.2 GBTTFT: instant650tok/sEstimated
Quant: Q4_K_MContext: 2,048VRAM: 1.8 GBHeadroom: 22.2 GBTTFT: instant650tok/sEstimated
Quant: Q4_K_MContext: 8,192VRAM: 3.6 GBHeadroom: 20.4 GBTTFT: instant298tok/sEstimated
Quant: Q4_K_MContext: 8,192VRAM: 4.3 GBHeadroom: 19.7 GBTTFT: instant239tok/sEstimated
Quant: Q4_K_MContext: 8,192VRAM: 5.0 GBHeadroom: 19.0 GBTTFT: instant193tok/sEstimated
Runs with tradeoffs56 models
Tight VRAM, partial CPU offload, or context-limited.
Quant: Q4_K_MContext: 8,192VRAM: 22.6 GBHeadroom: 1.4 GBTTFT: fast- • Tight VRAM fit — only 1.4 GB headroom left for context growth
36tok/sEstimated
- • Tight VRAM fit — only 1.4 GB headroom left for context growth
Quant: Q8_0Context: 8,192VRAM: 20.7 GBHeadroom: 3.3 GBTTFT: fast- • Tight VRAM fit — only 3.3 GB headroom left for context growth
ollama run mistral-nemo:12b34tok/sEstimated
- • Tight VRAM fit — only 3.3 GB headroom left for context growth
ollama run mistral-nemo:12bQuant: Q8_0Context: 8,192VRAM: 20.7 GBHeadroom: 3.3 GBTTFT: fast- • Tight VRAM fit — only 3.3 GB headroom left for context growth
ollama run gemma3:12b34tok/sEstimated
- • Tight VRAM fit — only 3.3 GB headroom left for context growth
ollama run gemma3:12bQuant: Q4_K_MContext: 4,096VRAM: 20.9 GBHeadroom: 3.1 GBTTFT: noticeable- • Tight VRAM fit — only 3.1 GB headroom left for context growth
30tok/sEstimated
- • Tight VRAM fit — only 3.1 GB headroom left for context growth
Quant: Q4_K_MContext: 2,048VRAM: 21.1 GBHeadroom: 2.9 GBTTFT: noticeable- • Tight VRAM fit — only 2.9 GB headroom left for context growth
ollama run gemma4:26b-moe28tok/sEstimated
- • Tight VRAM fit — only 2.9 GB headroom left for context growth
ollama run gemma4:26b-moeQuant: Q4_K_MContext: 2,048VRAM: 21.2 GBHeadroom: 2.8 GBTTFT: noticeable- • Tight VRAM fit — only 2.8 GB headroom left for context growth
ollama run gemma3:27b27tok/sEstimated
- • Tight VRAM fit — only 2.8 GB headroom left for context growth
ollama run gemma3:27bQuant: Q4_K_MContext: 2,048VRAM: 23.8 GBHeadroom: 0.2 GBTTFT: noticeable- • Tight VRAM fit — only 0.2 GB headroom left for context growth
ollama run gemma4:31b23tok/sEstimated
- • Tight VRAM fit — only 0.2 GB headroom left for context growth
ollama run gemma4:31bQuant: Q4_K_MContext: 8,192VRAM: 37.0 GBHeadroom: 6.2 GBTTFT: noticeable- • Partial CPU offload: ~35% of layers run on CPU
22tok/sEstimated
- • Partial CPU offload: ~35% of layers run on CPU
What 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: 9 new comfortable, 73 new tradeoff
- • Gemma 3 270M
- • SmolLM2 135M Instruct
- • SmolLM2 360M Instruct
- • VBART Large (Turkish Summarization)
Upgrade to AMD Instinct MI210
see current pricing
64 GB VRAM (vs your 24 GB) plus a bandwidth jump from ~960 GB/s to ~1638 GB/s.
Unlocks: 80 new comfortable
- • Qwen 3 30B-A3B
- • Qwen 2.5 Coder 32B Instruct
- • Qwen3.6 27B
- • Llama 3.3 70B Instruct
Add a second AMD Radeon RX 7900 XTX
~$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: 62 new comfortable
- • Qwen 3 30B-A3B
- • Qwen 2.5 Coder 32B Instruct
- • Qwen3.6 27B
- • Qwen 3 32B
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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 (19 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
—
Even with CPU offload, needs more memory than your VRAM (24 GB) + 60% of system RAM (19 GB) combined.
How to read these numbers
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