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Alibaba
Qwen 2.5 0.5B
Current
Sep 2024Released131K tokensContextApache 2.0License10 EntryQuality
Qwen 2.5 0.5B (0.5B parameters) requires approximately 2.3 GB of VRAM with Q4_K_M quantization. For the best balance of quality and speed, we recommend hardware with at least 3 GB of VRAM.
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— copy & paste to run locallyCopy-paste commands to run Qwen 2.5 0.5B on your machine.
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ollama run qwen2.5:0.5bQuick specs
Parameters0.5B
Architecturedense
Context131K tokens
Modalitytext
Min RAM0.2 GB
Rec. RAM0.3 GB (Q4_K_M)
LicenseApache 2.0
FamilyQwen
✓ Chat
About this model
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Quantization options
VRAM estimates by quant level
No hardware detected — fit column shows raw VRAM estimates
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 0.2 GB | Low | — |
Q3_K_S | 3 | 0.2 GB | Low | — |
NVFP4 | 4 | 0.3 GB | Medium | — |
Q4_K_M | 4 | 0.3 GB | Medium | — |
Q5_K_M | 5 | 0.4 GB | High | — |
Q6_K | 6 | 0.4 GB | High | — |
Q8_0 | 8 | 0.5 GB | Very High | — |
F16 | 16 | 1.0 GB | Maximum | — |
Quality benchmarks
Qwen 2.5 0.5B benchmark scores
Reasoning
MMLU-Pro15.0%
GPQA Diamond29.8%
MATH-50034.4%
ARC Challenge—
General
Chatbot Arena—
IFEval27.9%
Source: official · 2024-09-16
Hardware compatibility
Fit estimates across all hardware
Computing compatibility...
Memory breakdown
Reference: RTX 2060 6GB
Weights0.3 GB
KV Cache0.2 GB
Runtime1.2 GB
Headroom0.6 GB
Frequently asked questions
FAQ — Qwen 2.5 0.5B
See also