Instances AWS RDS db.r8gd.xlarge db.r8gd.xlarge
db.r8gd.xlarge is an AWS RDS size with 4 vCPUs, 32 GiB memory. In US East (N. Virginia) it costs $0.546 per hour on demand ($398.58 per month) for PostgreSQL, Single-AZ; a 1-year Database Savings Plan costs $0.4368 per hour, 20% less. It is sold in 18 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 $0.546 – – PostgreSQL · Multi-AZ $1.092 – – PostgreSQL · Multi-AZ (readable standbys) $1.638 – – MariaDB · Single-AZ $0.546 – – MySQL · Single-AZ $0.546 – – Aurora PostgreSQL · Single-AZ $0.624 – – Aurora PostgreSQL I/O Optimized · Single-AZ $0.8112 – – MariaDB · Multi-AZ $1.092 – – MySQL · Multi-AZ $1.092 – – MySQL · Multi-AZ (readable standbys) $1.638 – –
Compute Value vCPUs 4 Physical cores 4 Threads per core 1 Architecture arm64 CPU maker AWS Sustained clock 2.8 GHz Burstable No
Memory Value Memory (GiB) 32
Networking Value Network baseline 1.875 Gbps Network peak 12.5 Gbps
Storage Value Local disks 1 × 237 GB SSD EBS baseline bandwidth 1,250 Mbps EBS max bandwidth 10,000 Mbps EBS baseline throughput 156.25 MB/s EBS max throughput 1,250 MB/s EBS baseline IOPS 6,000 EBS max IOPS 40,000
Instance details Value Instance type db.r8gd.xlarge Family r8gd Normalization factor 8
Other Value Hardware Basis r8gd.xlarge
With or without local disk and networking
Compute and memory optimized
Other generations
Prices updated 2026-11-12 from AWS public price lists. Compare all AWS RDS sizes .