Introducing Amazon EC2 C8in and C8ib instances
Amazon Web Services has launched the general availability of Amazon EC2 C8in and C8ib instances, powered by custom sixth-generation Intel Xeon Scalable processors exclusive to AWS. The new compute instances feature the latest sixth-generation AWS Nitro cards and deliver up to 43% higher performance compared to the previous generation C6in instances, while scaling up to 384 vCPUs in larger configurations. The C8in instances are optimized for network-intensive workloads, delivering 600 Gbps network bandwidth—the highest among enhanced networking EC2 instances—making them suitable for distributed computing and large-scale data analytics applications. Meanwhile, C8ib instances target storage-intensive applications with up to 300 Gbps EBS bandwidth, the highest among non-accelerated compute instances, positioning them for high-performance commercial databases and file systems. C8in instances are available in four AWS regions including US East, US West, Asia Pacific Tokyo, and Europe Spain, while C8ib instances are currently limited to US East and US West regions, with both offerings available through Savings Plans, On-Demand, and Spot pricing models.
Why It Matters
These new EC2 instances represent AWS's continued push to optimize cloud infrastructure for specific workload types, particularly network and storage-intensive applications. The 43% performance improvement and specialized bandwidth capabilities could drive enterprise migration of demanding workloads like real-time analytics and high-performance databases to AWS, potentially influencing competitive positioning against other hyperscale cloud providers in the compute-intensive market segment.
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