db.r6g.8xlargevsdb.r8g.8xlarge
db.r6g.8xlarge is 5% cheaper than db.r8g.8xlarge on demand in US East (N. Virginia), saving $150.60 a month.
| At a glance | db.r6g.8xlarge | db.r8g.8xlarge |
|---|---|---|
| On-demand | $4.21/hr5% less | $4.416/hr |
| Size | 32 vCPUs, 256 GiB | 32 vCPUs, 256 GiB |
| Processor | AWS Graviton2 | AWS Graviton4 |
| Architecture | arm64 | arm64 |
Prices in US East (N. Virginia)
“Off” is the discount against each type’s own on-demand price. Standard storage, USD per hour.
| Option | db.r6g.8xlarge | db.r8g.8xlarge | db.r8g.8xlarge vs db.r6g.8xlarge |
|---|---|---|---|
| On-demandPay by the hour | $4.21 | $4.416 | ▲ 5% |
| 1-yr savings planHourly commitment | — | 20% off$3.533 | — |
Key differences
The biggest lead each one has.
Where db.r6g.8xlarge leads
On-demand price$4.21 vs $4.416 per hour
5% cheaperClock speedUp to 3.1 GHz vs Up to 2.8 GHz
11% higherWhere db.r8g.8xlarge leads
Network baseline15 Gbps vs 12 Gbps
25% higherSustained clock2.8 GHz vs 2.5 GHz
12% higherSpecs
8 of 18 specs differ. Those are in bold.
| Compute3 of 9 differ | db.r6g.8xlarge | db.r8g.8xlarge |
|---|---|---|
| vCPUs | 32 | 32 |
| Physical cores | 32 | 32 |
| Threads per core | 1 | 1 |
| Architecture | arm64 | arm64 |
| Processor | AWS Graviton2 | AWS Graviton4 |
| CPU maker | AWS | AWS |
| Clock speed | Up to 3.1 GHz | Up to 2.8 GHz |
| Sustained clock | 2.5 GHz | 2.8 GHz |
| Burstable | No | No |
| MemoryAll 1 match | db.r6g.8xlarge | db.r8g.8xlarge |
|---|---|---|
| Memory (GiB) | 256 | 256 |
| Networking3 of 3 differ | db.r6g.8xlarge | db.r8g.8xlarge |
|---|---|---|
| Network | Up to 10 Gigabit | 15 Gigabit |
| Network baseline | 12 Gbps | 15 Gbps |
| Network peak | 12 Gbps | 15 Gbps |
| Instance details1 of 4 differ | db.r6g.8xlarge | db.r8g.8xlarge |
|---|---|---|
| Family | r6g | r8g |
| Category | Memory optimized | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | 64 | 64 |
| Other1 of 1 differ | db.r6g.8xlarge | db.r8g.8xlarge |
|---|---|---|
| Hardware Basis | r6g.8xlarge | r8g.8xlarge |
On-demand prices by region
Cheapest for db.r6g.8xlarge first. Standard storage, USD per hour.
| Region | db.r6g.8xlarge | db.r8g.8xlarge | Difference |
|---|---|---|---|
| US East (N. Virginia)Used in summaryus-east-1 | $4.21 | $4.416 | ▲ 5% |
| US East (Ohio)us-east-2 | $4.21 | $4.416 | ▲ 5% |
| US West (Oregon)us-west-2 | $4.21 | $4.416 | ▲ 5% |
| EU (Stockholm)eu-north-1 | $4.413 | $4.629 | ▲ 5% |
| Canada (Central)ca-central-1 | $4.645 | $4.873 | ▲ 5% |
| EU (Ireland)eu-west-1 | $4.645 | $4.873 | ▲ 5% |
| Europe (Spain)eu-south-2 | $4.645 | $4.873 | ▲ 5% |
| Asia Pacific (Mumbai)ap-south-1 | $4.79 | $5.025 | ▲ 5% |
| EU (Paris)eu-west-3 | $4.863 | $5.101 | ▲ 5% |
| EU (London)eu-west-2 | $4.935 | $5.177 | ▲ 5% |
| Asia Pacific (Jakarta)ap-southeast-3 | $5.081 | $5.33 | ▲ 5% |
| Asia Pacific (Osaka)ap-northeast-3 | $5.081 | $5.33 | ▲ 5% |
| Asia Pacific (Seoul)ap-northeast-2 | $5.081 | $5.33 | ▲ 5% |
| Asia Pacific (Singapore)ap-southeast-1 | $5.081 | $5.33 | ▲ 5% |
| Asia Pacific (Sydney)ap-southeast-2 | $5.081 | $5.33 | ▲ 5% |
| Asia Pacific (Tokyo)ap-northeast-1 | $5.081 | $5.33 | ▲ 5% |
| AWS GovCloud (US-West)us-gov-west-1 | $5.081 | $5.33 | ▲ 5% |
| EU (Frankfurt)eu-central-1 | $5.081 | $5.33 | ▲ 5% |
| Asia Pacific (Hong Kong)ap-east-1 | $5.599 | $5.873 | ▲ 5% |
| South America (Sao Paulo)sa-east-1 | $8.71 | $9.136 | ▲ 5% |
Keep exploring
Each type’s own page, and how it compares with others.
db.r6g.8xlarge
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Amazon DocumentDB Standard storage prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.