DeepSeek R1 Distill Llama 70B at Q4_K_M needs about 45.1 GB, more than the 16 GB of the RTX 4080: part of the model runs from system RAM, which slows generation. At Q3_K_M it does not fit in VRAM.
Q4_K_M · 8K context
The model needs about 45.1 GB but only 15.5 GB of VRAM is usable: 29.5 GB must be loaded into system RAM. It runs, 34% on the GPU, but more slowly.
Estimated speed is at most 1.3 tokens/s: too slow to be usable for chat.
~45.1 GB (43.9 GB–46.3 GB) needed · estimate
29.5 GB must be offloaded to system RAM
EstimateData updated 24 days agoSource: Run LLM Locally engine, Hugging Face config.json + model card
What makes this estimate less reliable
| DeepSeek R1 Distill Llama 70B Q8_08K~76.8 GB · No data | Incompatible |
|---|---|
| DeepSeek R1 Distill Llama 70B Q6_K8K~60.1 GB · 0.4–0.9 tok/s estimate | Not recommended |
| DeepSeek R1 Distill Llama 70B Q5_K_M8K~52.3 GB · 0.5–1 tok/s estimate | Not recommended |
| DeepSeek R1 Distill Llama 70B Q4_K_M8K~45.1 GB · 0.7–1.3 tok/s estimate | Not recommended |
| DeepSeek R1 Distill Llama 70B IQ4_XS8K~40.6 GB · 0.8–1.5 tok/s estimate | Not recommended |
| DeepSeek R1 Distill Llama 70B Q3_K_M8K~37 GB · 0.9–1.8 tok/s estimate | Not recommended |
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NVIDIA
CompatibleRuns DeepSeek R1 Distill Llama 70B Q4_K_M entirely in memory
AMD
CompatibleRuns DeepSeek R1 Distill Llama 70B Q4_K_M entirely in memory
Unified memory PC
CompatibleRuns DeepSeek R1 Distill Llama 70B Q4_K_M entirely in memory
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