Nemotron Research Reasoning Qwen 1.5B vs Qwen 1 8B
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| Nemotron Research Reasoning Qwen 1.5B | Qwen 1 8B | |
|---|---|---|
| Parameters | 1.8B | 1.8B |
| Context | 131K | 8K |
| Architecture | Qwen2ForCausalLM | QWenLMHeadModel |
| License | CC BY-NC 4.0 | — |
| Downloads | 3.3K | 1.8K |
| Released | Nov 2025 | — |
VRAM by Quantization: Nemotron Research Reasoning Qwen 1.5B vs Qwen 1 8B
| Quantization | Bits | Nemotron Research Reasoning Qwen 1.5B VRAM | Qwen 1 8B VRAM |
|---|---|---|---|
| Q2_K | 3.40 | — | 0.9 GB |
| Q3_K_M | 3.90 | — | 1.0 GB |
| Q3_K_S | 3.50 | — | 0.9 GB |
| Q4_K_M | 4.80 | — | 1.2 GB |
| Q5_K_M | 5.70 | — | 1.4 GB |
| Q6_K | 6.60 | — | 1.7 GB |
| Q8_0 | 8.00 | — | 2.0 GB |
Verdict
Nemotron Research Reasoning Qwen 1.5B supports a longer context window (131K tokens). Nemotron Research Reasoning Qwen 1.5B is the more widely downloaded of the two.
Frequently Asked Questions
- Which has a longer context window, Nemotron Research Reasoning Qwen 1.5B or Qwen 1 8B?
Nemotron Research Reasoning Qwen 1.5B supports 131,072 tokens and Qwen 1 8B supports 8,192 tokens.
- What is the difference between Nemotron Research Reasoning Qwen 1.5B and Qwen 1 8B?
Nemotron Research Reasoning Qwen 1.5B is a 1.8B model from NVIDIA (Qwen family), while Qwen 1 8B is a 1.8B model from Alibaba (Qwen family). Compare their VRAM requirements above to see which fits your GPU or Mac.