db.r6id.metal is an AWS RDS size with 128 vCPUs, 1024 GiB memory. In US East (N. Virginia) it costs $14.304 per hour on demand ($10,441.92 per month) for Oracle Enterprise BYOL, Single-AZ. It is sold in 7 regions.
Prices by region
USD per hour, Oracle Enterprise BYOL, Single-AZ. Reserved prices are no upfront, standard. Cheapest on-demand first.