DeepSeek R1 Distill Qwen 1.5B vs Nemotron Research Reasoning Qwen 1.5B

Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.

DeepSeek R1 Distill Qwen 1.5B

litert-community · 1.5B

ChatReasoning
Nemotron Research Reasoning Qwen 1.5B

NVIDIA · 1.8B

ChatReasoning

Specifications

DeepSeek R1 Distill Qwen 1.5BNemotron Research Reasoning Qwen 1.5B
Parameters1.5B1.8B
Context131K
ArchitectureQwen2ForCausalLM
LicenseMITCC BY-NC 4.0
Downloads32.8K3.3K
ReleasedSep 2025Nov 2025

VRAM by Quantization: DeepSeek R1 Distill Qwen 1.5B vs Nemotron Research Reasoning Qwen 1.5B

QuantizationBitsDeepSeek R1 Distill Qwen 1.5B VRAMNemotron Research Reasoning Qwen 1.5B VRAM
Q2_K3.400.7 GB
Q3_K_M3.900.8 GB
Q4_K_M4.801.0 GB
Q5_K_M5.701.2 GB
Q6_K6.601.4 GB
Q8_08.001.6 GB

Verdict

DeepSeek R1 Distill Qwen 1.5B is the more widely downloaded of the two.

Frequently Asked Questions

What is the difference between DeepSeek R1 Distill Qwen 1.5B and Nemotron Research Reasoning Qwen 1.5B?

DeepSeek R1 Distill Qwen 1.5B is a 1.5B model from litert-community (Qwen family), while Nemotron Research Reasoning Qwen 1.5B is a 1.8B model from NVIDIA (Qwen family). Compare their VRAM requirements above to see which fits your GPU or Mac.