Cloud Mercato tested CPU performance using a range of encryption speed tests:
Cloud Mercato's tested the I/O performance of this instance using a 100GB General Purpose SSD. Below are the results:
I/O rate testing is conducted with local and block storages attached to the instance. Cloud Mercato uses the well-known open-source tool FIO. To express IOPS the following parametersare used: 4K block, random access, no filesystem (except for write access with root volume and avoidance of cache and buffer.
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AWS has announced the general availability of Amazon EC2 R8g instances, which use AWS Graviton4 processors. These instances have been available in preview since November 2023 and are designed for memory-intensive workloads such as databases, in-memory caches, and real-time big data analytics.

AWS EC2 R8g instances powered by the latest Graviton4 processors are GA!

This video describes details AWS Graviton4 / Amazon EC2 R8g instances features, capabilities, and performance as well as R8g instance customer's testimonial.

This video describes details AWS Graviton4 / Amazon EC2 R8g instances features, capabilities, and performance as well as R8g instance customer's testimonial.

The r instance family is memory-optimized, which you might use for in-memory databases, real-time processing of unstructured big data, or Hadoop/Spark clusters.