Comprehensive side-by-side LLM comparison
GPT-4.5 leads with 12.1% higher average benchmark score. GPT-4.5 supports multimodal inputs. Overall, GPT-4.5 is the stronger choice for coding tasks.
OpenAI
GPT-4.5 was developed as an intermediate advancement between GPT-4 and GPT-5, designed to incorporate incremental improvements in reasoning, factuality, and instruction-following. Built to bridge generational capabilities while maintaining compatibility with existing applications, it represents a refinement of the GPT-4 architecture with enhanced performance characteristics.
NVIDIA
Llama 3.1 Nemotron Nano 8B was created as a compact variant optimized by NVIDIA, designed to bring Llama 3.1 capabilities to more efficient deployments. Built with NVIDIA's efficiency optimizations, it serves applications requiring strong performance with reduced resource requirements.
19 days newer

GPT-4.5
OpenAI
2025-02-27

Llama 3.1 Nemotron Nano 8B V1
NVIDIA
2025-03-18
Context window and performance specifications
Average performance across 2 common benchmarks

GPT-4.5

Llama 3.1 Nemotron Nano 8B V1
Llama 3.1 Nemotron Nano 8B V1
2023-12-31
Available providers and their performance metrics

GPT-4.5
OpenAI

Llama 3.1 Nemotron Nano 8B V1

GPT-4.5

Llama 3.1 Nemotron Nano 8B V1

GPT-4.5

Llama 3.1 Nemotron Nano 8B V1