db.r6g.2xlargevsdb.r6i.2xlarge.tpc2.mem8x

db.r6g.2xlarge is 88% cheaper than db.r6i.2xlarge.tpc2.mem8x on demand in US East (N. Virginia), saving $4,786.61 a month.

At a glancedb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8x
On-demand$0.899/hr88% less$7.456/hr
Lowest rate$0.5194/hr90% less1-yr reserved, no upfront$5.368/hr1-yr reserved, no upfront

Prices in US East (N. Virginia)

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

Optiondb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8xdb.r6i.2xlarge.tpc2.mem8x vs db.r6g.2xlarge
On-demandPay by the hour$0.899$7.456▲ 729%
1-yr reservedNo upfront42% off$0.519428% off$5.368▲ 934%

Key differences

The biggest lead each one has.

Where db.r6g.2xlarge leads
On-demand price$0.899 vs $7.456 per hour
88% cheaper
Where db.r6i.2xlarge.tpc2.mem8x leads

No clear lead on the measures we compare.

Specs

24 of 24 specs differ. Those are in bold.

Compute8 of 8 differdb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8x
vCPUs8–
Physical cores8–
Threads per core1–
Architecturearm64–
ProcessorAWS Graviton2–
CPU makerAWS–
Sustained clock2.5 GHz–
BurstableNo–
Memory1 of 1 differdb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8x
Memory (GiB)64–
Networking3 of 3 differdb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8x
NetworkUp to 10 Gigabit–
Network baseline2.5 Gbps–
Network peak10 Gbps–
Storage7 of 7 differdb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8x
StorageEBS Only–
EBS baseline bandwidth2,375 Mbps–
EBS max bandwidth4,750 Mbps–
EBS baseline throughput296.875 MB/s–
EBS max throughput593.75 MB/s–
EBS baseline IOPS12,000–
EBS max IOPS20,000–
Instance details4 of 4 differdb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8x
Familyr6gr6i
CategoryMemory optimized–
Current generationYes–
Normalization factor16128
Other1 of 1 differdb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8x
Hardware Basisr6g.2xlarge–

On-demand prices by region

Cheapest for db.r6g.2xlarge first. PostgreSQL, USD per hour.

Regiondb.r6g.2xlargedb.r6i.2xlarge.tpc2.mem8xDifference
US East (N. Virginia)Used in summaryus-east-1$0.899$7.456▲ 729%
US East (Ohio)us-east-2$0.899$7.456▲ 729%
US West (Oregon)us-west-2$0.899$7.456▲ 729%
Asia Pacific (Malaysia)ap-southeast-5$0.92$8.16▲ 787%
EU (Stockholm)eu-north-1$0.924$7.84▲ 748%
Canada (Central)ca-central-1$0.972$8.192▲ 743%
Canada West (Calgary)ca-west-1$0.972$8.192▲ 743%
EU (Ireland)eu-west-1$1.007$8.256▲ 720%
US West (N. California)us-west-1$1.007$8.224▲ 717%
Europe (Spain)eu-south-2$1.008$8.256▲ 719%
Asia Pacific (Hyderabad)ap-south-2$1.024$8.416▲ 722%
Asia Pacific (Mumbai)ap-south-1$1.025$8.416▲ 721%
EU (Milan)eu-south-1$1.056$8.672▲ 721%
EU (Paris)eu-west-3$1.056$8.672▲ 721%
EU (London)eu-west-2$1.057$8.704▲ 723%
Israel (Tel Aviv)il-central-1$1.058$8.669▲ 719%
Asia Pacific (Osaka)ap-northeast-3$1.078$8.864▲ 722%
Asia Pacific (Jakarta)ap-southeast-3$1.079$8.864▲ 722%
Asia Pacific (Melbourne)ap-southeast-4$1.079$8.848▲ 720%
Asia Pacific (Seoul)ap-northeast-2$1.079$8.864▲ 722%
Asia Pacific (Singapore)ap-southeast-1$1.079$8.864▲ 722%
Asia Pacific (Sydney)ap-southeast-2$1.079$8.848▲ 720%
Asia Pacific (Tokyo)ap-northeast-1$1.079$8.864▲ 722%
AWS GovCloud (US-East)us-gov-east-1$1.079$8.976▲ 732%
AWS GovCloud (US-West)us-gov-west-1$1.079$8.96▲ 730%
EU (Frankfurt)eu-central-1$1.097$9.024▲ 723%
Middle East (Bahrain)me-south-1$1.108$9.088▲ 720%
Middle East (UAE)me-central-1$1.108$9.088▲ 720%
Asia Pacific (Hong Kong)ap-east-1$1.187$9.75▲ 721%
Africa (Cape Town)af-south-1$1.198$9.824▲ 720%
Europe (Zurich)eu-central-2$1.206$9.926▲ 723%
South America (Sao Paulo)sa-east-1$1.871$15.552▲ 731%

Keep exploring

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

db.r6g.2xlargeMemory optimized, r6g family
db.r6g.2xlarge prices and specsEvery size in the r6g family

Compare db.r6g.2xlarge with

db.m6g.2xlargedb.r6i.2xlargedb.r6i.2xlarge.tpc1.mem2xdb.r6i.2xlarge.tpc2.mem4xdb.r6gd.2xlargedb.r7g.2xlarge
db.r6i.2xlarge.tpc2.mem8xr6i family
db.r6i.2xlarge.tpc2.mem8x prices and specsEvery size in the r6i family

Compare db.r6i.2xlarge.tpc2.mem8x with

db.m6i.2xlargedb.r6id.2xlargedb.r6idn.2xlargedb.r6in.2xlargedb.r5.2xlargedb.r5.2xlarge.tpc1.mem2xdb.r5.2xlarge.tpc2.mem4xdb.r5.2xlarge.tpc2.mem8xdb.r7i.2xlargedb.r7i.2xlarge.tpc2.mem4xdb.r7i.2xlarge.tpc2.mem8x

Pay the committed rate, with commitment protection

The best committed rate on these two is 28–42% 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.