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ResNet9: train to 94% CIFAR10 accuracy in 100 seconds with a single Turing GPU

Blog post from Lambda

Post Details
Company
Date Published
Author
Chuan Li
Word Count
668
Company Posts That Month
4
Language
English
Hacker News Points
-
Post removed?
No
Summary

The ResNet9 model has achieved a significant speedup in training on CIFAR10, with an accuracy of 94% in just 75 seconds using a single V100 GPU. This is a substantial improvement over the previous winning entry from FastAI, which required 8x more GPUs and took nearly twice as long to train. The model's performance was achieved through a series of modifications, including removing unnecessary layers, optimizing batch size and random number generation, and using single-precision for batch norm. The most significant improvement came from optimizing the residual network architecture, with an estimated 27% reduction in training time. Despite this impressive achievement, there is still room for further improvement, with potential speedups of up to 2X possible if compute efficiency can be realized.

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