New data center routing design cuts AWS networking energy costs by 40%, Amazon claims (opens in new tab)

Amazon has started deploying a completely new routing architecture in AWS data centers which it says will deliver higher throughput from fewer physical switches while slashing electricity consumption. The company claims the architecture, dubbed Resilient Network Graphs (RNG) by the AWS Networking Lab researchers who developed it, offers a more efficient alternative to the traditional ‘fat tree’ topology that dominates data centers today. According to Amazon’s overview, RNG has been the defaul...