c6gn.metal is an AWS EC2 instance with 64 vCPUs, 128 GiB memory (AWS Graviton2 Processor). In Canada (Central) it costs $3.027 per hour on demand ($2,209.86 per month) for Linux; a 1-year reserved instance with no upfront costs $1.90 per hour, 37% less. It is sold in 4 regions; the cheapest is US West (Oregon) at $2.877 per hour.
Prices by region
USD per hour, Linux. Reserved prices are no upfront, standard. Cheapest on-demand first.