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Introducing Amazon EC2 C8in and C8ib instances

Published
April 16, 2026
https://aws.amazon.com/about-aws/whats-new/2026/04/amazon-ec2-c8in-c8ib-instances-ga/

Amazon EC2 C8in and C8ib Instances Now Available

AWS has launched the general availability of Amazon EC2 C8in and C8ib instances, powered by custom, sixth generation Intel Xeon Scalable processors. These instances feature the latest sixth generation AWS Nitro cards and offer up to 43% higher performance compared to previous generation C6in instances.

C8in and C8ib instances provide larger sizes and scale up to 384 vCPUs. C8in instances offer 600 Gbps network bandwidth, the highest among enhanced networking EC2 instances, making them suitable for network-intensive workloads. C8ib instances deliver up to 300 Gbps EBS bandwidth, ideal for high-performance commercial databases and file systems.

C8in instances are available in US East (N. Virginia), US West (Oregon), Asia Pacific (Tokyo), and Europe (Spain) regions. C8ib instances are available in US East (N. Virginia) and US West (Oregon). Both instance types are available via Savings Plans, On-Demand, and Spot instances.

Source: AWS release notes




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