Instances AWS RDS db.r6idn.16xlarge db.r6idn.16xlarge
db.r6idn.16xlarge is an AWS RDS size with 64 vCPUs, 512 GiB memory. In US East (N. Virginia) it costs $12.405 per hour on demand ($9,055.65 per month) for PostgreSQL, Single-AZ; a 1-year reserved instance with no upfront costs $9.552 per hour, 23% less. It is sold in 5 regions.
USD per hour, PostgreSQL, Single-AZ. Reserved prices are no upfront, standard. Cheapest on-demand first.
Prices by engine and deployment in US East (N. Virginia) Option On-demand /hr 1-yr reserved /hr 3-yr reserved /hr PostgreSQL · Single-AZ $12.405 $9.552 – PostgreSQL · Multi-AZ $24.81 $19.104 – PostgreSQL · Multi-AZ (readable standbys) $37.215 – – Db2 Advanced · Single-AZ $12.405 $9.552 – Db2 Advanced BYOL · Single-AZ $12.405 $9.552 – MariaDB · Single-AZ $12.405 $9.552 – MySQL · Single-AZ $12.405 $9.552 – Db2 Advanced · Multi-AZ $24.81 $19.104 – Db2 Advanced BYOL · Multi-AZ $24.81 $19.104 – MariaDB · Multi-AZ $24.81 $19.104 – MySQL · Multi-AZ $24.81 $19.104 – MySQL · Multi-AZ (readable standbys) $37.215 – –
Compute Value vCPUs 64 Physical cores 32 Threads per core 2 CPU maker Intel Sustained clock 3.5 GHz Burstable No
Memory Value Memory (GiB) 512
Networking Value Network baseline 100 Gbps Network peak 100 Gbps
Storage Value Local disks 2 × 1,900 GB SSD EBS baseline bandwidth 50,000 Mbps EBS max bandwidth 50,000 Mbps EBS baseline throughput 6,250 MB/s EBS max throughput 6,250 MB/s EBS baseline IOPS 200,000 EBS max IOPS 200,000
Instance details Value Instance type db.r6idn.16xlarge Family r6idn Normalization factor 128
Other Value Hardware Basis r6idn.16xlarge
Compare db.r6idn.16xlarge With or without local disk and networking
Compute and memory optimized
Prices updated 2026-11-12 from AWS public price lists. Compare all AWS RDS sizes .