Dolphin 2.9.1 Llama 3 70B vs Llama 3.1 Nemotron 8B UltraLong 4M Instruct

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

Specifications

Dolphin 2.9.1 Llama 3 70BLlama 3.1 Nemotron 8B UltraLong 4M Instruct
Parameters70.6B8.0B
Context8K4293K
ArchitectureLlamaForCausalLMLlamaForCausalLM
LicenseLlama 3 CommunityCC BY-NC 4.0
Downloads9.0K404
ReleasedJun 2024Apr 2025

VRAM by Quantization: Dolphin 2.9.1 Llama 3 70B vs Llama 3.1 Nemotron 8B UltraLong 4M Instruct

QuantizationBitsDolphin 2.9.1 Llama 3 70B VRAMLlama 3.1 Nemotron 8B UltraLong 4M Instruct VRAM
BF1616.00142.1 GB16.6 GB

Verdict

Llama 3.1 Nemotron 8B UltraLong 4M Instruct needs less VRAM at BF16 (16.6 GB vs 142.1 GB), so it fits on smaller GPUs. Llama 3.1 Nemotron 8B UltraLong 4M Instruct supports a longer context window (4293K tokens). Dolphin 2.9.1 Llama 3 70B is the more widely downloaded of the two.

Frequently Asked Questions

Which needs less VRAM, Dolphin 2.9.1 Llama 3 70B or Llama 3.1 Nemotron 8B UltraLong 4M Instruct?

At BF16, Dolphin 2.9.1 Llama 3 70B needs 142.1 GB and Llama 3.1 Nemotron 8B UltraLong 4M Instruct needs 16.6 GB, so Llama 3.1 Nemotron 8B UltraLong 4M Instruct is the lighter option to run locally.

Which has a longer context window, Dolphin 2.9.1 Llama 3 70B or Llama 3.1 Nemotron 8B UltraLong 4M Instruct?

Dolphin 2.9.1 Llama 3 70B supports 8,192 tokens and Llama 3.1 Nemotron 8B UltraLong 4M Instruct supports 4,292,608 tokens.

What is the difference between Dolphin 2.9.1 Llama 3 70B and Llama 3.1 Nemotron 8B UltraLong 4M Instruct?

Dolphin 2.9.1 Llama 3 70B is a 70.6B model from dphn (Llama 3 family), while Llama 3.1 Nemotron 8B UltraLong 4M Instruct is a 8.0B model from NVIDIA (Llama 3 family). Compare their VRAM requirements above to see which fits your GPU or Mac.