db.r6g.12xlargevsdb.r7g.12xlarge

db.r6g.12xlarge is 6% cheaper than db.r7g.12xlarge on demand in US East (N. Virginia), saving $250.39 a month.

At a glancedb.r6g.12xlargedb.r7g.12xlarge
On-demand$5.395/hr6% less$5.738/hr
Lowest rate$3.116/hr29% less1-yr reserved, no upfront$4.418/hr1-yr reserved, no upfront
Size48 vCPUs, 384 GiB48 vCPUs, 384 GiB
ProcessorAWS Graviton2AWS Graviton3
Architecturearm64arm64

Prices in US East (N. Virginia)

“Off” is the discount against each type’s own on-demand price. PostgreSQL, USD per hour.

Optiondb.r6g.12xlargedb.r7g.12xlargedb.r7g.12xlarge vs db.r6g.12xlarge
On-demandPay by the hour$5.395$5.738▲ 6%
1-yr reservedNo upfront42% off$3.11623% off$4.418▲ 42%
1-yr savings planHourly commitment—20% off$4.59—

Key differences

The biggest lead each one has.

Where db.r6g.12xlarge leads
On-demand price$5.395 vs $5.738 per hour
6% cheaper
Where db.r7g.12xlarge leads
EBS baseline IOPS60,000 vs 50,000
20% higher
Network baseline22.5 Gbps vs 20 Gbps
13% higher
Sustained clock2.6 GHz vs 2.5 GHz
4% higher

Specs

15 of 24 specs differ. Those are in bold.

Compute2 of 8 differdb.r6g.12xlargedb.r7g.12xlarge
vCPUs4848
Physical cores4848
Threads per core11
Architecturearm64arm64
ProcessorAWS Graviton2AWS Graviton3
CPU makerAWSAWS
Sustained clock2.5 GHz2.6 GHz
BurstableNoNo
MemoryAll 1 matchdb.r6g.12xlargedb.r7g.12xlarge
Memory (GiB)384384
Networking3 of 3 differdb.r6g.12xlargedb.r7g.12xlarge
Network20 Gigabit22.5 Gigabit
Network baseline20 Gbps22.5 Gbps
Network peak20 Gbps22.5 Gbps
Storage7 of 7 differdb.r6g.12xlargedb.r7g.12xlarge
StorageAurora IO Optimization ModeEBS Only
EBS baseline bandwidth14,250 Mbps15,000 Mbps
EBS max bandwidth14,250 Mbps15,000 Mbps
EBS baseline throughput1,781.25 MB/s1,875 MB/s
EBS max throughput1,781.25 MB/s1,875 MB/s
EBS baseline IOPS50,00060,000
EBS max IOPS50,00060,000
Instance details2 of 4 differdb.r6g.12xlargedb.r7g.12xlarge
Familyr6gr7g
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor124.896
Other1 of 1 differdb.r6g.12xlargedb.r7g.12xlarge
Hardware Basisr6g.12xlarger7g.12xlarge

On-demand prices by region

Cheapest for db.r6g.12xlarge first. PostgreSQL, USD per hour.

Regiondb.r6g.12xlargedb.r7g.12xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$5.395$5.738▲ 6%
US East (Ohio)us-east-2$5.395$5.738▲ 6%
US West (Oregon)us-west-2$5.395$5.738▲ 6%
Asia Pacific (Malaysia)ap-southeast-5$5.52$5.856▲ 6%
Asia Pacific (Thailand)ap-southeast-7$5.52$5.856▲ 6%
EU (Stockholm)eu-north-1$5.546$5.89▲ 6%
Mexico (Central)mx-central-1$5.664$6.024▲ 6%
Asia Pacific (Taipei)ap-east-2$5.832$6.192▲ 6%
Canada (Central)ca-central-1$5.833$6.197▲ 6%
Canada West (Calgary)ca-west-1$5.833$6.192▲ 6%
EU (Ireland)eu-west-1$6.043$6.429▲ 6%
US West (N. California)us-west-1$6.043$6.427▲ 6%
Europe (Spain)eu-south-2$6.048$6.427▲ 6%
Asia Pacific (Hyderabad)ap-south-2$6.144$6.528▲ 6%
Asia Pacific (Mumbai)ap-south-1$6.151$6.528▲ 6%
EU (Milan)eu-south-1$6.336$6.732▲ 6%
EU (Paris)eu-west-3$6.336$7.632▲ 20%
EU (London)eu-west-2$6.345$6.732▲ 6%
Israel (Tel Aviv)il-central-1$6.35$6.768▲ 7%
Asia Pacific (Osaka)ap-northeast-3$6.47$6.888▲ 6%
Asia Pacific (Jakarta)ap-southeast-3$6.474$6.888▲ 6%
Asia Pacific (Seoul)ap-northeast-2$6.474$6.886▲ 6%
Asia Pacific (Singapore)ap-southeast-1$6.474$6.885▲ 6%
Asia Pacific (Sydney)ap-southeast-2$6.474$6.885▲ 6%
Asia Pacific (Tokyo)ap-northeast-1$6.474$6.885▲ 6%
AWS GovCloud (US-East)us-gov-east-1$6.475$6.888▲ 6%
AWS GovCloud (US-West)us-gov-west-1$6.475$6.888▲ 6%
EU (Frankfurt)eu-central-1$6.582$6.987▲ 6%
Middle East (Bahrain)me-south-1$6.647$7.056▲ 6%
Middle East (UAE)me-central-1$6.648$7.992▲ 20%
Asia Pacific (New Zealand)ap-southeast-6$6.804$7.234▲ 6%
Asia Pacific (Hong Kong)ap-east-1$7.122$7.574▲ 6%
Africa (Cape Town)af-south-1$7.186$8.785▲ 22%
Europe (Zurich)eu-central-2$7.234$7.68▲ 6%
South America (Sao Paulo)sa-east-1$11.225$9.123▼ 19%

Keep exploring

Each type’s own page, and how it compares with others.

db.r6g.12xlargeMemory optimized, r6g family
db.r6g.12xlarge prices and specsEvery size in the r6g family

Compare db.r6g.12xlarge with

db.m6g.12xlargedb.r6i.12xlargedb.r6gd.12xlargedb.r6i.12xlarge.tpc2.mem2x
db.r7g.12xlargeMemory optimized, r7g family
db.r7g.12xlarge prices and specsEvery size in the r7g family

Compare db.r7g.12xlarge with

db.m7g.12xlargedb.r7i.12xlargedb.r8g.12xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 23–42% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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AWS RDS PostgreSQL prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.