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NVIDIA B200 vs NVIDIA H100 80GB HBM3 for AI

Device pages: NVIDIA B200 Β· NVIDIA H100 80GB HBM3

On the LynxBenchAI 26Q3 Index, the NVIDIA B200 scores 1.39x the NVIDIA H100 80GB HBM3 overall (Training 1.54x, Inference 1.33x, Compute 1.25x).

Scores on the LynxBenchAI 26Q3 Index

Ratio = the B200's score divided by the H100 80GB HBM3's
ScoreRatioB200H100 80GB HBM3
Overall (GT)1.39x1306.35939.45
Training1.54x1089.67709.35
Inference1.33x2224.551678.11
Compute1.25x611.10487.13

Per Model and Precision

Sustained throughput per model and precision; ratio = B200 / H100 80GB HBM3
ModelPrecisionRatioB200H100 80GB HBM3
compute
Dense MatMulBF161.37x1796.641315.06
Dense MatMulFP161.38x1744.131264.27
Dense MatMulFP321.62x1665.761026.69
Dense MatMulFP640.52x217.23414.37
Sparse MatMulFP321.13x181.26161.05
Sparse MatMulFP641.15x323.75280.45
inference
DistilBERTFP161.54x4010.212611.72
DistilBERTFP81.34x1826.301362.71
DistilBERTINT81.62x1765.341090.29
DistilGPT2FP160.49x1860.533797.65
DistilGPT2FP80.46x887.761920.23
DistilGPT2INT80.58x870.081489.31
Flan-T5 SmallFP161.63x6389.693919.63
Flan-T5 SmallFP81.42x2357.121658.94
Flan-T5 SmallINT81.70x2364.501389.31
GraphGPS (Peptides)FP162.15x2274.491060.04
GraphGPS (Peptides)FP82.01x1102.43548.07
GraphGPS (Peptides)INT82.00x1039.57520.52
MobileNetV3FP161.64x4642.772832.98
MobileNetV3INT81.71x1590.18931.43
training
DistilBERTBF161.57x2029.161291.98
DistilBERTFP321.62x2400.481480.99
DistilGPT2BF161.47x960.73651.85
DistilGPT2FP321.67x1939.461159.01
Flan-T5 SmallBF161.74x1085.59622.63
Flan-T5 SmallFP322.01x2202.601095.97
GraphGPS (Peptides)BF161.47x567.88386.94
GraphGPS (Peptides)FP321.60x599.94374.00
MobileNetV3BF160.98x251.52257.12
MobileNetV3FP321.14x641.26564.13

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 AMD Instinct MI350X faster than the NVIDIA B200 for AI?
On the LynxBenchAI 26Q3 Index, the AMD Instinct MI350X scores 0.89x the NVIDIA B200 overall (Training 0.75x, Inference 0.97x, Compute 1.01x). It leads on Compute and trails on Training and Inference.
Where is the difference between the AMD Instinct MI350X and the NVIDIA B200 largest?
On the LynxBenchAI 26Q3 Index, the ratio is highest on DistilGPT2 at FP8 (Inference), where the AMD Instinct MI350X scores 3.19x the NVIDIA B200, and lowest on MobileNetV3 at FP32 (Training), at 0.12x.
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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