A Tensor Processing Unit (TPU) is a specialized hardware processor developed by Google specifically for accelerating machine learning tasks.
Here's a breakdown:
- Specialized for Machine Learning: Unlike general-purpose CPUs or GPUs, TPUs are designed from the ground up to handle the specific mathematical operations (like matrix multiplications) that are common in neural networks. This makes them incredibly efficient at training and running machine learning models.
- Tensor Operations: The term "tensor" refers to a multi-dimensional array of numbers, which are fundamental to representing data in machine learning models. TPUs are optimized for performing calculations on these tensors very quickly.
- Key Advantages:
- High Performance: TPUs significantly outperform CPUs and GPUs for many machine learning tasks, enabling faster training times and lower latency for AI applications.
- Energy Efficiency: TPUs are designed to be power-efficient, which is crucial for large-scale machine learning deployments.
- Integration with TensorFlow: TPUs are deeply integrated with Google's TensorFlow machine learning framework, making it easy to utilize their power in real-world applications.