c7gn.16xlarge is an AWS EC2 instance with 64 vCPUs, 128 GiB memory (AWS Graviton3 Processor). In US East (N. Virginia) it costs $3.994 per hour on demand ($2,915.33 per month) for Linux; a 1-year reserved instance with no upfront costs $2.516 per hour, 37% less. Spot capacity is about $0.8338 per hour. It is sold in 6 regions.
Prices by region
USD per hour, Linux. Reserved prices are no upfront, standard. Cheapest on-demand first.