db.r8g.8xlarge
db.r8g.8xlarge is an AWS RDS size with 32 vCPUs, 256 GiB memory (AWS Graviton4). In US East (N. Virginia) it costs $3.824 per hour on demand ($2,791.52 per month) for PostgreSQL, Single-AZ; a 1-year reserved instance with no upfront costs $2.562 per hour, 33% less. It is sold in 27 regions.
Prices by region
USD per hour, PostgreSQL, Single-AZ. Reserved prices are no upfront, standard. Cheapest on-demand first.
| Region | On-demand | 1-yr reserved | 3-yr reserved | 1-yr savings plan |
|---|---|---|---|---|
| US East (N. Virginia) us-east-1 | $3.824 | $2.562 | $1.797 | $3.059 |
| US East (Ohio) us-east-2 | $3.824 | $2.562 | $1.797 | $3.059 |
| US West (Oregon) us-west-2 | $3.824 | $2.562 | $1.797 | $3.059 |
| Asia Pacific (Malaysia) ap-southeast-5 | $3.904 | $2.616 | $1.835 | $3.123 |
| EU (Stockholm) eu-north-1 | $3.92 | $2.626 | $1.842 | $3.136 |
| Mexico (Central) mx-central-1 | $4.016 | $2.691 | $1.887 | $3.213 |
| Canada (Central) ca-central-1 | $4.131 | $2.768 | $1.942 | $3.305 |
| Europe (Spain) eu-south-2 | $4.288 | $2.873 | $2.015 | $3.43 |
| EU (Ireland) eu-west-1 | $4.288 | $2.873 | $2.015 | $3.43 |
| US West (N. California) us-west-1 | $4.288 | $2.873 | $2.015 | $3.43 |
| Asia Pacific (Mumbai) ap-south-1 | $4.352 | $2.916 | $2.045 | $3.482 |
| Asia Pacific (Hyderabad) ap-south-2 | $4.352 | $2.916 | $2.045 | $3.482 |
| EU (Paris) eu-west-3 | $4.487 | $3.006 | $2.109 | $3.59 |
| EU (London) eu-west-2 | $4.488 | $3.007 | $2.109 | $3.59 |
| Asia Pacific (Melbourne) ap-southeast-4 | $4.589 | $3.075 | $2.157 | $3.671 |
| Asia Pacific (Seoul) ap-northeast-2 | $4.59 | $3.075 | $2.157 | $3.672 |
| Asia Pacific (Tokyo) ap-northeast-1 | $4.592 | $3.077 | $2.158 | $3.674 |
| Asia Pacific (Osaka) ap-northeast-3 | $4.592 | $3.077 | $2.158 | $3.674 |
| Asia Pacific (Singapore) ap-southeast-1 | $4.592 | $3.077 | $2.158 | $3.674 |
| Asia Pacific (Sydney) ap-southeast-2 | $4.592 | $3.077 | $2.158 | $3.674 |
| Asia Pacific (Jakarta) ap-southeast-3 | $4.592 | $3.077 | $2.158 | $3.674 |
| AWS GovCloud (US-East) us-gov-east-1 | $4.592 | – | – | – |
| AWS GovCloud (US-West) us-gov-west-1 | $4.592 | $3.077 | – | $3.674 |
| EU (Frankfurt) eu-central-1 | $4.656 | $3.12 | $2.188 | $3.725 |
| Asia Pacific (Hong Kong) ap-east-1 | $5.05 | $3.384 | $2.373 | $4.04 |
| Europe (Zurich) eu-central-2 | $5.12 | $3.43 | $2.406 | $4.096 |
| South America (Sao Paulo) sa-east-1 | $6.08 | $4.074 | $2.858 | $4.864 |
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 | $3.824 | $2.562 | $1.797 |
| PostgreSQL · Multi-AZ | $7.648 | $5.124 | $3.595 |
| MariaDB · Single-AZ | $3.824 | $2.562 | $1.797 |
| MySQL · Single-AZ | $3.824 | $2.562 | $1.797 |
| Aurora MySQL · Single-AZ | $4.416 | $2.959 | $2.075 |
| Aurora PostgreSQL · Single-AZ | $4.416 | $2.959 | $2.075 |
| Aurora MySQL I/O Optimized · Single-AZ | $5.744 | – | – |
| Aurora PostgreSQL I/O Optimized · Single-AZ | $5.744 | – | – |
| MariaDB · Multi-AZ | $7.648 | $5.124 | $3.595 |
| MySQL · Multi-AZ | $7.648 | $5.124 | $3.595 |
Specs
| Compute | Value |
|---|---|
| vCPUs | 32 |
| Physical cores | 32 |
| Threads per core | 1 |
| Architecture | arm64 |
| Processor | AWS Graviton4 |
| CPU maker | AWS |
| Sustained clock | 2.8 GHz |
| Burstable | No |
| Memory | Value |
|---|---|
| Memory (GiB) | 256 |
| Networking | Value |
|---|---|
| Network | 15 Gbps |
| Network baseline | 15 Gbps |
| Network peak | 15 Gbps |
| Storage | Value |
|---|---|
| Storage | Aurora IO Optimization Mode |
| EBS baseline bandwidth | 10,000 Mbps |
| EBS max bandwidth | 10,000 Mbps |
| EBS baseline throughput | 1,250 MB/s |
| EBS max throughput | 1,250 MB/s |
| EBS baseline IOPS | 40,000 |
| EBS max IOPS | 40,000 |
| Instance details | Value |
|---|---|
| Instance type | db.r8g.8xlarge |
| Family | r8g |
| Category | Memory optimized |
| Current generation | Yes |
| Normalization factor | 83.2 |
| Other | Value |
|---|---|
| Hardware Basis | r8g.8xlarge |
Compare db.r8g.8xlarge
Compute and memory optimized
With or without local disk and networking
Other processors
Other generations
Other r8g sizes
| Size | vCPUs | Memory (GiB) | On-demand /hr |
|---|---|---|---|
| db.r8g.large | 2 | 16 | $0.239 |
| db.r8g.xlarge | 4 | 32 | $0.478 |
| db.r8g.2xlarge | 8 | 64 | $0.956 |
| db.r8g.4xlarge | 16 | 128 | $1.912 |
| db.r8g.8xlarge | 32 | 256 | $3.824 |
| db.r8g.12xlarge | 48 | 384 | $5.736 |
| db.r8g.16xlarge | 64 | 512 | $7.648 |
| db.r8g.24xlarge | 96 | 768 | $11.472 |
| db.r8g.48xlarge | 192 | 1536 | $22.944 |
Prices updated 2026-11-12 from AWS public price lists. Compare all AWS RDS sizes.