Techniquesoptimizationquantization-aware training

implementation detail · filed under optimization

Stochastic Rounding of Gradients

Stochastic rounding applied specifically to gradients in the NVFP4 training context.

Also called stochastic rounding on gradients.

source: 1
model: 1
lab adopt it: 1
strongest: used

How sources treat it

One count per evidence span, weakest treatment to strongest.

used 1

Documented in

NVIDIA-Nemotron-3.5-Lightning-30B-A3B

Evidence

1 span quoted from the sources, strongest treatment first.

stochastic rounding on gradients

usedoptimizationin Nemotron 3 familyNVIDIA

NVIDIA Nemotron 3: Efficient and Open Intelligence·NVIDIA·2025-12-24

Filed alongside

Other methods under optimization :: quantization-aware training.

Quantization-Aware Training FP4 Quantization FP4 Quantization-Aware Training MXFP4 Weights with MXFP8 Activations Stochastic Rounding INT4 Quantization-Aware Training MXFP4 Quantization-Aware Post-Training NVFP4 Training Per-Block Scalar Scaling Q4_0 Quantization Format Quantize-Dequantize Training Random Hadamard Transforms Stochastic Rounding for Mamba Cache Straight-Through Estimator