T3 instances use a burst pricing model that allows you to host general purpose workloads at low cost, with access to sustainable, full-core performance when needed. You can choose from seven different sizes and receive an assured baseline amount of processing power, courtesy of custom high frequency Intel® Xeon® Scalable Processors.
Our customers use them to host many different types of production and development workloads including microservices, small and medium databases, and virtual desktops. Some of our customers launch large fleets of T3 instances and use them to test applications in a wide range of conditions, environments, and configurations.
We launched the first EC2 Dedicated Instances way back in 2011. Dedicated Instances run on single-tenant hardware, providing physical isolation from instances that belong to other AWS accounts. Our customers use Dedicated Instances to further their compliance goals (PCI, SOX, FISMA, and so forth), and also use them to run software
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