db.m6i.2xlargevsdb.r6i.2xlarge.tpc2.mem4x

db.m6i.2xlarge is 81% cheaper than db.r6i.2xlarge.tpc2.mem4x on demand in US East (N. Virginia), saving $2,201.68 a month.

At a glancedb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4x
On-demand$0.712/hr81% less$3.728/hr
Lowest rate$0.456/hr83% less1-yr reserved, no upfront$2.684/hr1-yr reserved, no upfront
Size8 vCPUs, 32 GiB8 vCPUs, 256 GiB
ProcessorIntel Xeon Scalable Ice LakeIntel Xeon Scalable Ice Lake
Architecturex86_64x86_64

Prices in US East (N. Virginia)

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

Optiondb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4xdb.r6i.2xlarge.tpc2.mem4x vs db.m6i.2xlarge
On-demandPay by the hour$0.712$3.728▲ 424%
1-yr reservedNo upfront36% off$0.45628% off$2.684▲ 489%

Key differences

The biggest lead each one has.

Where db.m6i.2xlarge leads
On-demand price$0.712 vs $3.728 per hour
81% cheaper
Where db.r6i.2xlarge.tpc2.mem4x leads
Memory (GiB)256 vs 32
8× higher

Specs

19 of 24 specs differ. Those are in bold.

Compute5 of 8 differdb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4x
vCPUs88
Physical cores4–
Threads per core2–
Architecturex86_64x86_64
ProcessorIntel Xeon Scalable Ice LakeIntel Xeon Scalable Ice Lake
CPU makerIntel–
Sustained clock3.5 GHz–
BurstableNo–
Memory1 of 1 differdb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4x
Memory (GiB)32256
Networking3 of 3 differdb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4x
NetworkUp to 12.5 Gbps12.5 Gbps
Network baseline3.125 Gbps–
Network peak12.5 Gbps–
Storage6 of 7 differdb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4x
StorageEBS OnlyEBS Only
EBS baseline bandwidth2,500 Mbps–
EBS max bandwidth10,000 Mbps–
EBS baseline throughput312.5 MB/s–
EBS max throughput1,250 MB/s–
EBS baseline IOPS12,000–
EBS max IOPS40,000–
Instance details3 of 4 differdb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4x
Familym6ir6i
CategoryGeneral purposeMemory optimized
Current generationYesYes
Normalization factor16128
Other1 of 1 differdb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4x
Hardware Basism6i.2xlarge–

On-demand prices by region

Cheapest for db.m6i.2xlarge first. PostgreSQL, USD per hour.

Regiondb.m6i.2xlargedb.r6i.2xlarge.tpc2.mem4xDifference
US East (N. Virginia)Used in summaryus-east-1$0.712$3.728▲ 424%
US East (Ohio)us-east-2$0.712$3.728▲ 424%
US West (Oregon)us-west-2$0.712$3.728▲ 424%
EU (Stockholm)eu-north-1$0.748$3.92▲ 424%
Canada (Central)ca-central-1$0.784$4.096▲ 422%
Canada West (Calgary)ca-west-1$0.784$4.096▲ 422%
EU (Ireland)eu-west-1$0.788$4.128▲ 424%
Europe (Spain)eu-south-2$0.788$4.128▲ 424%
US West (N. California)us-west-1$0.812$4.112▲ 406%
EU (London)eu-west-2$0.824$4.352▲ 428%
EU (Paris)eu-west-3$0.824$4.336▲ 426%
EU (Milan)eu-south-1$0.827$4.336▲ 424%
Israel (Tel Aviv)il-central-1$0.827$4.334▲ 424%
Middle East (UAE)me-central-1$0.832$4.544▲ 446%
Asia Pacific (Malaysia)ap-southeast-5$0.84$4.08▲ 386%
AWS GovCloud (US-East)us-gov-east-1$0.84$4.488▲ 434%
AWS GovCloud (US-West)us-gov-west-1$0.84$4.48▲ 433%
EU (Frankfurt)eu-central-1$0.848$4.512▲ 432%
Middle East (Bahrain)me-south-1$0.868$4.544▲ 424%
Europe (Zurich)eu-central-2$0.932$4.963▲ 433%
South America (Sao Paulo)sa-east-1$0.932$7.776▲ 734%
Africa (Cape Town)af-south-1$0.936$4.912▲ 425%
Asia Pacific (Jakarta)ap-southeast-3$0.988$4.432▲ 349%
Asia Pacific (Seoul)ap-northeast-2$0.988$4.432▲ 349%
Asia Pacific (Singapore)ap-southeast-1$0.988$4.432▲ 349%
Asia Pacific (Sydney)ap-southeast-2$0.988$4.424▲ 348%
Asia Pacific (Tokyo)ap-northeast-1$0.988$4.432▲ 349%
Asia Pacific (Hyderabad)ap-south-2$1.012$4.208▲ 316%
Asia Pacific (Mumbai)ap-south-1$1.012$4.208▲ 316%
Asia Pacific (Osaka)ap-northeast-3$1.036$4.432▲ 328%
Asia Pacific (Hong Kong)ap-east-1$1.087$4.875▲ 348%

Keep exploring

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

db.m6i.2xlargeGeneral purpose, m6i family
db.m6i.2xlarge prices and specsEvery size in the m6i family

Compare db.m6i.2xlarge with

db.m6g.2xlargedb.r6i.2xlargedb.r6i.2xlarge.tpc1.mem2xdb.r6i.2xlarge.tpc2.mem8xdb.t3.2xlargedb.m6id.2xlargedb.m6idn.2xlargedb.m6in.2xlargedb.t2.2xlargedb.m5.2xlargedb.m7i.2xlarge
db.r6i.2xlarge.tpc2.mem4xMemory optimized, r6i family
db.r6i.2xlarge.tpc2.mem4x prices and specsEvery size in the r6i family

Compare db.r6i.2xlarge.tpc2.mem4x with

db.r6g.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 28–36% 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.