# R9G Instance Family

## Info

### Description

The R9g instance family, introduced in 2026, is powered by custom AWS Graviton5 processors built on 3nm Arm architecture with up to 192 vCPUs. These memory-optimized instances offer a 1:8 vCPU-to-memory ratio utilizing high-speed DDR5 memory, making them ideal for in-memory databases, distributed caching, and real-time big data analytics. They are EBS-only with no local instance storage and feature enhanced networking bandwidth alongside high dedicated Amazon EBS throughput powered by the AWS Nitro System.

- **Processor:** AWS
- **Instance Types:** r9g.medium, r9g.large, r9g.xlarge, r9g.2xlarge, r9g.4xlarge, r9g.8xlarge, r9g.12xlarge, r9g.16xlarge, r9g.24xlarge, r9g.48xlarge, r9g.metal-48xl
- **vCPUs:** Up to 192
- **Memory:** Up to 1536 GiB

## Available Regions

- eu-central-1
- us-east-1
- us-east-2
- us-west-2