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Avinash Bendigeri Avinash is a developer-turned Technical writer skilled in core content creation. He has an excellent track record of blogging in areas like Docker, Kubernetes, IoT and AI.

Why does AI need GPU?

3 min read

Artificial intelligence and machine learning are amazing technologies that can do incredible things like understand human speech, recognize faces in photos, drive cars autonomously, and even beat human experts at incredibly complex games. But for AI to operate at the mind-blowing levels we’re starting to see, it requires massive amounts of computational power.  

That’s where GPUs come into play.

What are GPUs?

GPUs, which stand for graphics processing units, are special processors originally designed to handle the enormous number of calculations needed for rendering graphics in video games, movies, and other visualizations. But their unique architecture of having thousands of tiny but efficient processors makes them a perfect fit for accelerating AI workloads too. With the Nebius cloud GPU server,  organizations can leverage the power of GPUs for training machine learning models, running complex simulations, and processing large datasets without having to invest in expensive hardware.

The Computational Intensity of Training AI Models  

Let’s explore why AI applications like computer vision, natural language processing, robotics, and scientific simulations are becoming so dependent on GPU technology from companies like NVIDIA, AMD, and others.

At the core of most modern AI systems are machine learning models based on approaches like deep learning and neural networks. Rather than being explicitly programmed with rules like traditional software, these models learn by analyzing enormous datasets to find patterns and build their own rules internally.  

For a simple example, imagine you wanted to train a machine learning model to recognize different types of animals in photos. You’d start by feeding it thousands or millions of labeled images – “this is a dog,” “this is a cat,” and so on. The model analyzes the pixels in each image, looking for common patterns that distinguish dogs from cats, as well as different breeds.

Over many iterations, the neural network begins recognizing those discriminating characteristics on its own. Once trained, it can then identify animals in new photos it has never seen before with reasonable accuracy.

This training process requires performing the same computational operations over and over, many trillions of times. That’s where GPUs provide a huge advantage with their massively parallel architecture optimized for these types of workloads.

While a CPU consists of just a few cores optimized for sequential processing, a GPU like one of NVIDIA’s high-end boards contains thousands of tiny cores designed to perform the same instructions concurrently on different data points. This allows deep learning models to crunch through their training datasets orders of magnitude faster when using GPUs versus CPUs alone.

Beyond just maximizing throughput, GPUs enable more sophisticated models requiring extraordinary amounts of computing power. AI applications like self-driving cars, language translation, protein modeling, and more all depend on neural networks with billions of parameters that simply wouldn’t be viable on CPUs.

As a primer, GPUs from Nebius’ cloud GPU servers make AI projects more efficient and let data scientists push the boundaries of what’s possible. In the next section, we’ll dive deeper into the architectures behind this transformative technology.

GPUs: Built for Parallel Processing

This massive appetite for computation is why AI systems rely so heavily on GPUs. While traditional CPUs (central processing units) are great for quickly executing sequential instructions, GPUs are specifically designed to efficiently perform numerous parallel calculations all at once across thousands of tiny processing cores.  

It’s this massively parallel architecture that makes GPUs between 10-100x faster than CPUs for training machine learning models and other AI workloads like computer vision, natural language processing, and scientific simulations. GPUs from companies like NVIDIA, AMD, and others paved the way for the recent AI boom by providing the necessary computational horsepower to train large neural networks on massive datasets in a reasonable timeframe. Without GPUs, many of today’s most advanced AI systems simply would not be feasible or would take an impractical amount of time to develop using CPUs alone.

Beyond just maximizing throughput, GPUs enable more sophisticated models requiring extraordinary amounts of computing power. AI applications like self-driving cars, language translation, protein modeling, and more all depend on neural networks with billions of parameters that simply wouldn’t be viable on CPUs.

Accelerating AI Inference 

While most of the heavy computation for AI happens during the one-time process of training a machine learning model on big data, GPUs are also becoming critical for inference – actually running and executing those trained AI models to make real-time predictions on new data inputs.

Accelerating Data Science Pipelines

Even beyond directly running and training AI models, GPUs are increasingly being leveraged to accelerate supporting data science workflows and applications dealing with big data.  

Modern enterprise AI and machine learning platforms involve multiple stages like data preparation, feature extraction, transfer learning, and model validation – all operating on massive datasets.

The Future: Specialized AI Accelerators

While the march of GPU-accelerated AI has already been transformative for domains like computer vision and natural language processing, researchers believe even more exciting opportunities lie ahead.

As new AI models grow exponentially larger and more computationally demanding – with some already surpassing trillions of parameters – cloud GPU platforms provide critical scalability.

Accelerated Compute: The Engine of the AI Revolution

No matter which new AI and computing paradigms ultimately prevail, one thread is certain: Powerful parallel processing hardware accelerators will remain indispensable for fueling AI ambitions.

For enterprises eager to join the AI revolution, investments in GPU platforms and accelerated compute capabilities represent a strategic imperative.

Conclusion

Make no mistake – the race is on not just to stockpile AI talent, techniques, and data but also to accumulate and leverage state-of-the-art compute horsepower at massive scale. In the AI era, the spoils will go to organizations that can strategically extract insights and intelligence from their data using the most advanced GPU acceleration capabilities.

So while consumer-facing benefits of AI, like smarter digital assistants and self-driving cars, may represent the sizzle, it’s really AI’s ravenous appetite for compute power that is quietly shaping our amazing artificially intelligent future behind the scenes. GPUs and accelerators are the true enabling force multipliers, making AI’s magic possible.

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Avinash Bendigeri Avinash is a developer-turned Technical writer skilled in core content creation. He has an excellent track record of blogging in areas like Docker, Kubernetes, IoT and AI.
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