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NVIDIA GeForce RTX 4090 vs NVIDIA A100-SXM4-80GB for AI

Device pages: NVIDIA GeForce RTX 4090 Β· NVIDIA A100-SXM4-80GB

On the LynxBenchAI 26Q3 Index, the NVIDIA GeForce RTX 4090 scores 1.02x the NVIDIA A100-SXM4-80GB overall (Training 0.81x, Inference 1.00x, Compute 1.75x). It leads on Compute and trails on Training.

Scores on the LynxBenchAI 26Q3 Index

Ratio = the RTX 4090's score divided by the A100-SXM4-80GB's
ScoreRatioRTX 4090A100-SXM4-80GB
Overall (GT)1.02x450.05440.29
Training0.81x335.94415.55
Inference1.00x659.37660.97
Compute1.75x367.89210.04
  • Runs on the RTX 4090 only: FP8 inference.

Per Model and Precision

Sustained throughput per model and precision; ratio = RTX 4090 / A100-SXM4-80GB
ModelPrecisionRatioRTX 4090A100-SXM4-80GB
compute
Dense MatMulBF160.59x283.79477.39
Dense MatMulFP160.68x295.41431.41
Dense MatMulFP320.77x239.94312.37
Dense MatMulFP640.07x9.48132.43
Sparse MatMulFP326.54x598.4791.46
Sparse MatMulFP644.09x666.20163.00
inference
DistilBERTFP160.84x1069.741267.42
DistilBERTFP8n/a673.12not run
DistilBERTINT80.91x561.18613.96
DistilGPT2FP160.60x957.021607.95
DistilGPT2FP8n/a617.67not run
DistilGPT2INT80.79x577.05727.01
Flan-T5 SmallFP160.81x1333.431645.66
Flan-T5 SmallFP8n/a778.03not run
Flan-T5 SmallINT80.86x650.15759.30
GraphGPS (Peptides)FP160.64x351.19548.43
GraphGPS (Peptides)FP8n/a173.88not run
GraphGPS (Peptides)INT80.61x167.13272.75
MobileNetV3FP160.89x1519.031709.26
MobileNetV3INT80.87x437.31503.53
training
DistilBERTBF160.68x472.39690.91
DistilBERTFP320.77x623.27805.46
DistilGPT2BF160.76x272.36358.79
DistilGPT2FP320.71x469.76657.14
Flan-T5 SmallBF160.78x276.10353.74
Flan-T5 SmallFP320.77x506.61657.00
GraphGPS (Peptides)BF160.66x151.20230.04
GraphGPS (Peptides)FP320.70x158.56225.70
MobileNetV3BF161.53x268.26175.17
MobileNetV3FP321.08x394.16363.86

Related Comparisons

Each figure is the first device's overall score divided by the second's.

Measure your own machine: pip install lynxbench-ai Β· Install guide β†’

How to Read These Results

A LynxBenchAI score is sustained throughput on a fixed catalogue of PyTorch models, measured after a warm-up at a batch size raised until throughput stops improving, so it is what the machine holds under load, not its best instant. Training, Inference and Compute are three separate scores; GT combines them (Training and Inference weigh 0.4 each, Compute 0.2).

Every run uses the stock, publicly released PyTorch stack, so a result is broadly indicative of the out-of-the-box PyTorch experience on that hardware, and so of custom PyTorch models too. It does not run your own model, and it is not a vendor-tuned peak like an MLPerf submission.

Scores compare only within one Index: the 26Q3 Index fixes the models, precisions, correctness thresholds and scoring, and a later Index may change them. Each test is one timed window, the scores have no 0-100 scale, and a precision a device cannot run scores zero rather than being skipped.

LynxBenchAI is built by TechnoLynx, which the European Commission engaged as an independent expert advisor on AI performance and benchmarking for AI Gigafactories under the EuroHPC Joint Undertaking (case study).

Questions

Is the NVIDIA GeForce RTX 5090 (WSL) faster than the NVIDIA GeForce RTX 4090 for AI?
On the LynxBenchAI 26Q3 Index, the NVIDIA GeForce RTX 5090 (WSL) scores 1.21x the NVIDIA GeForce RTX 4090 overall (Training 1.40x, Inference 1.35x, Compute 0.71x). It leads on Training and Inference and trails on Compute. The two runs used different platforms (WSL and native Linux).
Where is the difference between the NVIDIA GeForce RTX 5090 (WSL) and the NVIDIA GeForce RTX 4090 largest?
On the LynxBenchAI 26Q3 Index, the ratio is highest on GraphGPS (Peptides) at BF16 (Training), where the NVIDIA GeForce RTX 5090 (WSL) scores 1.73x the NVIDIA GeForce RTX 4090, and lowest on Sparse MatMul at FP64 (Compute), at 0.29x.
What does this result tell me about my own PyTorch model?
Every run uses the stock, publicly released PyTorch stack, so a result is broadly indicative of the out-of-the-box PyTorch experience on that hardware, and so of custom PyTorch models too. It does not run your own model, and it is not a vendor-tuned peak like an MLPerf submission.

The Personal Edition submits your benchmark results to TechnoLynx's servers as part of participating in the public leaderboard. If that isn't acceptable for your use case, contact TechnoLynx about Press, Pro, or Enterprise licenses.

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