Qwen 14B Chat vs Qwen1.5 14B
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| Qwen 14B Chat | Qwen1.5 14B | |
|---|---|---|
| Parameters | 14.2B | 14.2B |
| Context | 8K | 33K |
| Architecture | QWenLMHeadModel | Qwen2ForCausalLM |
| License | — | Other |
| Downloads | 2.1K | 11.2K |
| Released | — | — |
VRAM by Quantization: Qwen 14B Chat vs Qwen1.5 14B
| Quantization | Bits | Qwen 14B Chat VRAM | Qwen1.5 14B VRAM |
|---|---|---|---|
| Q2_K | 3.40 | 6.6 GB | 8 GB |
| Q3_K_M | 3.90 | 7.6 GB | 8.9 GB |
| Q3_K_S | 3.50 | 6.8 GB | 8.2 GB |
| Q4_0 | 4.00 | — | 9.1 GB |
| Q4_K_M | 4.80 | 9.3 GB | 10.5 GB |
| Q5_K_M | 5.70 | 11.1 GB | 12.1 GB |
| Q6_K | 6.60 | 12.9 GB | 13.7 GB |
| Q8_0 | 8.00 | 15.6 GB | 16.1 GB |
Verdict
Qwen 14B Chat needs less VRAM at Q4_K_M (9.3 GB vs 10.5 GB), so it fits on smaller GPUs. Qwen1.5 14B supports a longer context window (33K tokens). Qwen1.5 14B is the more widely downloaded of the two.
Frequently Asked Questions
- Which needs less VRAM, Qwen 14B Chat or Qwen1.5 14B?
At Q4_K_M, Qwen 14B Chat needs 9.3 GB and Qwen1.5 14B needs 10.5 GB, so Qwen 14B Chat is the lighter option to run locally.
- Which has a longer context window, Qwen 14B Chat or Qwen1.5 14B?
Qwen 14B Chat supports 8,192 tokens and Qwen1.5 14B supports 32,768 tokens.
- What is the difference between Qwen 14B Chat and Qwen1.5 14B?
Qwen 14B Chat is a 14.2B model from Alibaba (Qwen family), while Qwen1.5 14B is a 14.2B model from Alibaba (Qwen family). Compare their VRAM requirements above to see which fits your GPU or Mac.