Transforming AI Infrastructure: AWS’s Approach to Meeting Modern Demands

Accelerating Model Experimentation and Training with SageMaker AI

Overcoming the Bottleneck: Network Performance

Enhanced Computing for AI

Preparing for Tomorrow’s Innovations, Today

About the Author

Transforming Infrastructure for AI Innovation: A Deep Dive into AWS Solutions

As generative AI reshapes the landscape of enterprise operations, the infrastructure demands for training and deploying AI models have surged to unprecedented levels. Traditional approaches struggle to meet the computational, networking, and resilience needs of modern AI workloads. At AWS, we are witnessing a pivotal transition as organizations evolve from experimenting with AI to deploying solutions at scale. This transition requires an infrastructure capable of delivering exceptional performance alongside security, reliability, and cost-effectiveness.

Investing in Next-Gen Infrastructure

To support the rapid advancement of AI, AWS has made considerable investments in networking innovations, specialized compute resources, and resilient infrastructure tailored to the unique requirements of AI workloads. Our comprehensive strategy encompasses two critical aspects: accelerating model experimentation and ensuring network performance.

Accelerating Model Experimentation with SageMaker AI

At the forefront of our AI infrastructure is Amazon SageMaker AI, which offers purpose-built tools and workflows designed to streamline experimentation and accelerate the end-to-end model development lifecycle. One of the standout innovations is Amazon SageMaker HyperPod, which relieves the heavy lifting associated with building and optimizing AI infrastructures.

A Shift in Paradigms

SageMaker HyperPod represents a significant shift away from solely focusing on raw computational power toward intelligent and adaptive resource management. This platform includes advanced resiliency features that allow clusters to recover automatically from model training failures. It can efficiently distribute training workloads across thousands of accelerators for parallel processing, maximizing resource utilization.

For instance, on a 16,000-chip cluster, reducing daily node failure rates by just 0.1% can enhance productivity by 4.2%, potentially translating to savings of up to $200,000 per day. Our recent introduction of Managed Tiered Checkpointing in HyperPod leverages CPU memory for high-performance checkpoint storage and automatic data replication, resulting in quicker recovery times and cost-effective solutions compared to traditional disk storage methods.

For practitioners engaged with today’s leading models, HyperPod also provides over 30 curated model training recipes, including support for popular frameworks like OpenAI GPT, DeepSeek R1, and Llama. These recipes simplify critical tasks like loading datasets, applying distributed training techniques, and configuring systems for efficient checkpointing and recovery.

Overcoming Networking Bottlenecks

As organizations move from proof-of-concept projects to production-scale deployments, network performance often emerges as a critical factor that can significantly impact success. Especially when training large language models, even minute network delays can lead to extended training times and escalating costs.

In 2024, we undertook unprecedented networking investments, installing over 3 million network links to support our latest AI network fabric, known as 10p10u infrastructure. This architecture supports over 20,000 GPUs, delivering petabits of bandwidth with under 10 microseconds of latency. Such capabilities allow organizations to undertake massive training models that were previously infeasible.

The innovative Scalable Intent Driven Routing (SIDR) protocol and Elastic Fabric Adapter (EFA) lie at the heart of this network design. SIDR acts as an intelligent traffic management system, rerouting data in under one second in response to congestion or network failures—far quicker than traditional solutions.

Accelerated Computing for Enhanced Performance

The demands of modern AI workloads strain conventional infrastructure. Whether fine-tuning existing models or training from scratch, having the right computational infrastructure is crucial.

AWS offers the industry’s broadest range of accelerated computing options. This includes advanced partnerships with NVIDIA and our proprietary AWS Trainium chips. The recent launch of P6 instances featuring NVIDIA Blackwell chips illustrates our commitment to delivering cutting-edge GPU technology. Clients like JetBrains have reported training times over 85% faster on the P6-B200 instances compared to previous versions.

To democratize access to AI capabilities, we introduced AWS Trainium, an AI chip specifically designed for efficient ML processing. This innovation, coupled with EC2 Capacity Blocks for ML, offers organizations predictable access to high-performance compute resources within EC2 UltraClusters for extended periods.

Embracing Tomorrow’s Innovations Today

As AI continues its transformative journey, it is clear that the quality of AI solutions is tethered to the infrastructure upon which they are built. AWS is dedicated to serving as that foundation, delivering the security, resilience, and ongoing innovation essential for the next generation of AI breakthroughs.

From groundbreaking 10p10u network fabrics to custom Trainium chips and the advanced resilience capabilities of SageMaker HyperPod, we empower organizations to push the boundaries of what is possible with AI. We eagerly anticipate the remarkable solutions our customers will create using AWS’s powerful infrastructure.

About the Author

Barry Cooks is an enterprise technology veteran with over 25 years of experience in cloud computing, hardware design, and artificial intelligence. Serving as the VP of Technology at Amazon, he oversees critical AWS services, including AWS Lambda and Amazon SageMaker, and leads responsible AI initiatives to promote ethical AI development. Prior to joining Amazon in 2022, Barry held leadership roles at DigitalOcean, VMware, and Sun Microsystems, holding degrees in Computer Science from Purdue University and the University of Oregon.

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