c7gn.4xlarge is an AWS EC2 instance with 16 vCPUs, 32 GiB memory (AWS Graviton3 Processor). In US East (N. Virginia) it costs $0.9984 per hour on demand ($728.83 per month) for Linux; a 1-year reserved instance with no upfront costs $0.629 per hour, 37% less. Spot capacity is about $0.3666 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.