Smaller alternatives
Models that need less memory than Qwen3.8 27B and score about as well or better.
No scored model is both smaller and about as intelligent as Qwen3.8 27B.
Qwen3.8 27B
Vision
Qwen · 27.8B · Dense
Qwen3.8 27B is a 27.8B model from Qwen with a 256K-token context. At Q4_K_M with an 8K context it needs about 17 GB; 23 GB leaves room for longer chats.
Quantization options
| Quant | Bits | Memory | Quality | On your hardware |
|---|---|---|---|---|
| Q2_K | 3.16 | — | Noticeably worse | … |
| Q3_K_M | 4 | — | Some loss | … |
| Q4_K_M | 4.89 | — | Good | … |
| Q5_K_M | 5.7 | — | Good | … |
| Q6_K | 6.56 | — | Near original | … |
| Q8_0 | 8.5 | — | Near original | … |
| F16 | 16 | — | Original | … |
Memory by context length
At Q4_K_M. The context cache grows with every token the model keeps in mind.
| Context | Context cache | Total |
|---|---|---|
| 4K | 0.3 GB | 16.8 GB |
| 8K | 0.5 GB | 17 GB |
| 32K | 2 GB | 18.5 GB |
| 128K | 8 GB | 24.5 GB |
| 256K | 16 GB | 32.5 GB |
Next steps
Compare it with
Scored models of a similar size, side by side on your device.
Least hardware that runs it well
Desktop devices with the least memory that give Qwen3.8 27B grade A or S at Q4_K_M.
Can I run Qwen3.8 27B locally?
Can I run Qwen3.8 27B locally?
Yes, if your GPU or Mac has about 17 GB free for it at Q4_K_M. Open this page on that computer to see the grade for your exact hardware, then start it with llama.cpp, Ollama or LM Studio.
How much memory does Qwen3.8 27B need?
About 17 GB at Q4_K_M with an 8K context and 27.9 GB at Q8_0. Lower quantizations fit smaller cards with some loss in quality; longer contexts add to the total.