Amazon Aurora and Amazon RDS now support R8a database instances powered by 5th generation AMD EPYC processors, expanding the choice available for your database workloads. Each vCPU in R8a database instances corresponds to a physical CPU core, which delivers consistent per-core performance. For workloads with high I/O requirements, R8a instances provide up to 75 Gbps of network bandwidth and 60 Gbps of Amazon EBS bandwidth.