Instances AWS RDS db.r6id.16xlarge db.r6id.16xlarge
db.r6id.16xlarge is an AWS RDS size with 64 vCPUs, 512 GiB memory (Intel Xeon 8375). In US East (N. Virginia) it costs $9.543 per hour on demand ($6,966.39 per month) for PostgreSQL, Single-AZ; a 1-year reserved instance with no upfront costs $7.348 per hour, 23% less. It is sold in 14 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 $9.543 $7.348 – PostgreSQL · Multi-AZ $19.086 $14.696 – PostgreSQL · Multi-AZ (readable standbys) $28.628 – – Oracle Enterprise BYOL · Single-AZ $9.536 $7.343 – MariaDB · Single-AZ $9.543 $7.348 – MySQL · Single-AZ $9.543 $7.348 – Oracle Enterprise BYOL · Multi-AZ $19.072 $14.685 – MariaDB · Multi-AZ $19.086 $14.696 – MySQL · Multi-AZ $19.086 $14.696 – MySQL · Multi-AZ (readable standbys) $28.628 – –
Compute Value vCPUs 64 Physical cores 32 Threads per core 2 Architecture x86_64 Processor Intel Xeon 8375 CPU maker Intel Sustained clock 3.5 GHz Burstable No
Memory Value Memory (GiB) 512
Networking Value Network 25 Gbps Network baseline 25 Gbps Network peak 25 Gbps
Storage Value Storage 2 x 1900 NVMe SSD Local disks 2 × 1,900 GB SSD EBS baseline bandwidth 20,000 Mbps EBS max bandwidth 20,000 Mbps EBS baseline throughput 2,500 MB/s EBS max throughput 2,500 MB/s EBS baseline IOPS 80,000 EBS max IOPS 80,000
Instance details Value Instance type db.r6id.16xlarge Family r6id Category Memory optimized Current generation Yes Normalization factor 128
Other Value Hardware Basis r6id.16xlarge
With or without local disk and networking
Compute and memory optimized
Other processors
Other generations
Prices updated 2026-11-12 from AWS public price lists. Compare all AWS RDS sizes .