Amazon Web Services began offering high-memory performance R3 instances for applications that require instances with high memory footprint and high memory bandwidth. Netflix and MongoDB are customers. The instances include the following features:
Intel Xeon E5-2670 v2 “Ivy Bridge” Processors
Hardware Virtualization (HVM) only
SSD-backed instance storage, including TRIM support
Enhanced 10 Gbps networking with lower latency, low jitter, and high packet-per-second performance.
