Reasoning

What GPU do I need to run deepseek-ai/DeepSeek-R1-Distill-Qwen-1.5B?

A 1.8B model tuned to reason step by step before answering. 1.8B parameters, published in BF16. View on Hugging Face

1.8B
Parameters
BF16
Native precision
128K tokens (131,072)
Context length
MIT
License
Text
Modality
DeepSeek
Organization

DeepSeek-R1-Distill-Qwen-1.5B is published by deepseek-ai on Hugging Face, with 488,730 downloads and 1,570 likes to date. It's a Qwen2ForCausalLM model built for text-generation, published natively in BF16.

What DeepSeek-R1-Distill-Qwen-1.5B is

DeepSeek-R1-Distill-Qwen-1.5B is a 1.8B-parameter language model published by DeepSeek on Hugging Face. It works through a problem step by step before answering, rather than responding directly. It is released under MIT.

License note: permissive: allows commercial use, modification and redistribution. Facts in this section are sourced from DeepSeek-R1-Distill-Qwen-1.5B's Hugging Face model card, not benchmarked by Aquanode.

What it's used for

  • Multi-step reasoning and math
  • Code generation
  • Agentic tool use

VRAM required & cheapest live GPU fit

Required VRAM = weight size at each precision, plus a fixed overhead for KV-cache, activations, and fragmentation. Full formula and assumptions: methodology.

PrecisionWeight sizeRequired VRAMCheapest live fitGPUs neededEst. $/hr (full fit)
BF163.3 GB4.0 GBRTX 5060 Ti1$0.110/hr
FP8 (quantized)1.7 GB2.0 GBRTX 5060 Ti1$0.110/hr
INT4 (quantized)0.8 GB1.0 GBRTX 5060 Ti1$0.110/hr

A GPU is only matched to a row if its hardware supports that precision, and the primary recommendation is always a single-GPU fit when one exists.

INT4 requires a quantized checkpoint actually published for this model, check its Hugging Face page before relying on this row.

Cheapest way to run DeepSeek-R1-Distill-Qwen-1.5B at its published (BF16) precision: 1× RTX 5060 Ti, at $0.110/hr per GPU ($0.110/hr total). Quantizing to FP8 or INT4 (rows above) can cost less, but requires a compatible quantized checkpoint to exist for this model.

DeepSeek-R1-Distill-Qwen-1.5B: common questions

How much VRAM does DeepSeek-R1-Distill-Qwen-1.5B need?

4.0 GB at BF16, 2.0 GB at FP8 (quantized), 1.0 GB at INT4 (quantized). All of those sit under 6 GB, the smallest capacity this page reasons about, so VRAM is not what limits where this model runs. The 3.3 GB of weights plus inference overhead is the whole requirement.

How many copies of DeepSeek-R1-Distill-Qwen-1.5B fit on one RTX 5060 Ti?

4, by VRAM alone. That card carries 16.0 GB and one copy needs 4.0 GB at BF16, on a live rate of $0.110/hr for the whole card. Throughput is not modelled here, so 4 copies is not 4 times the requests served.

How to run DeepSeek-R1-Distill-Qwen-1.5B

Run DeepSeek-R1-Distill-Qwen-1.5B with vLLM

From deepseek-ai/DeepSeek-R1-Distill-Qwen-1.5B's own deployment docs.

vllm serve deepseek-ai/DeepSeek-R1-Distill-Qwen-32B --tensor-parallel-size 2 --max-model-len 32768 --enforce-eager

Source: https://huggingface.co/deepseek-ai/DeepSeek-R1-Distill-Qwen-1.5B/raw/main/README.md

Run DeepSeek-R1-Distill-Qwen-1.5B with GGUF quantizations

Prebuilt GGUF weights published at unsloth/DeepSeek-R1-Distill-Qwen-1.5B-GGUF. Run with llama.cpp's llama-server or load the repo directly in LM Studio.

llama-server -hf unsloth/DeepSeek-R1-Distill-Qwen-1.5B-GGUF

Source: https://huggingface.co/unsloth/DeepSeek-R1-Distill-Qwen-1.5B-GGUF

Deploy DeepSeek-R1-Distill-Qwen-1.5B on Aquanode

Aquanode has no one-click deploy template for DeepSeek-R1-Distill-Qwen-1.5B; you install the inference engine yourself with the commands below. Aquanode sells GPU pods billed per second, not a hosted inference API.

  1. Launch a bare GPU pod sized to the requirement above (1× RTX 5060 Ti or larger).
  2. Open a terminal on the pod, or save one of the commands above as a startup script so it runs automatically the first time the pod boots.
  3. Run the command and connect to the resulting endpoint.
Launch a GPU pod

Weight-to-VRAM math, the fit rules, and how live prices are normalized: full methodology.

More DeepSeek R1 models

All 13 DeepSeek R1 models: VRAM and GPU requirements

Related reading: H100 pricing and specs, The best GPUs for AI, ranked, and Best GPU for LLM inference.

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