db.m5.largevsdb.m6i.large

db.m5.large and db.m6i.large cost the same on demand in US East (N. Virginia), $0.178 per hour.

At a glancedb.m5.largedb.m6i.large
On-demand$0.178/hr$0.178/hr
Lowest rate$0.114/hr1-yr reserved, no upfront$0.114/hr1-yr reserved, no upfront
Size2 vCPUs, 8 GiB2 vCPUs, 8 GiB

Prices in US East (N. Virginia)

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

Optiondb.m5.largedb.m6i.largedb.m6i.large vs db.m5.large
On-demandPay by the hour$0.178$0.178Same
1-yr reservedNo upfront36% off$0.11436% off$0.114Same

Key differences

The biggest lead each one has.

Where db.m5.large leads

No clear lead on the measures we compare.

Where db.m6i.large leads
EBS max IOPS40,000 vs 18,750
2.1× higher
Network peak12.5 Gbps vs 10 Gbps
25% higher
Sustained clock3.5 GHz vs 3.1 GHz
13% higher

Specs

16 of 27 specs differ. Those are in bold.

Compute5 of 10 differdb.m5.largedb.m6i.large
vCPUs22
Physical cores11
Threads per core22
Architecturex86_64–
ProcessorIntel Xeon Platinum 8175–
CPU makerIntelIntel
Clock speed2.5 GHz–
Sustained clock3.1 GHz3.5 GHz
Processor featuresIntel AVX, Intel AVX2, Intel AVX512, Intel Turbo–
BurstableNoNo
MemoryAll 1 matchdb.m5.largedb.m6i.large
Memory (GiB)88
Networking3 of 3 differdb.m5.largedb.m6i.large
NetworkUp to 10 Gigabit–
Network baseline0.75 Gbps0.781 Gbps
Network peak10 Gbps12.5 Gbps
Storage4 of 8 differdb.m5.largedb.m6i.large
StorageEBS OnlyEBS Only
EBS throughputUp to 2120 Mbps–
EBS baseline bandwidth650 Mbps650 Mbps
EBS max bandwidth4,750 Mbps10,000 Mbps
EBS baseline throughput81.25 MB/s81.25 MB/s
EBS max throughput593.75 MB/s1,250 MB/s
EBS baseline IOPS3,6003,600
EBS max IOPS18,75040,000
Instance details3 of 4 differdb.m5.largedb.m6i.large
Familym5m6i
CategoryGeneral purposeGeneral purpose
Current generationYes–
Normalization factor–8
Other1 of 1 differdb.m5.largedb.m6i.large
Hardware Basism5.largem6i.large

On-demand prices by region

Cheapest for db.m5.large first. PostgreSQL, USD per hour.

Regiondb.m5.largedb.m6i.largeDifference
US East (N. Virginia)Used in summaryus-east-1$0.178$0.178Same
US East (Ohio)us-east-2$0.178$0.178Same
US West (Oregon)us-west-2$0.178$0.178Same
EU (Stockholm)eu-north-1$0.187$0.187Same
Canada (Central)ca-central-1$0.196$0.196Same
EU (Ireland)eu-west-1$0.197$0.197Same
Europe (Spain)eu-south-2$0.197$0.197Same
US West (N. California)us-west-1$0.203$0.203Same
EU (London)eu-west-2$0.206$0.206Same
EU (Paris)eu-west-3$0.206$0.206Same
EU (Milan)eu-south-1$0.207$0.207Same
Israel (Tel Aviv)il-central-1$0.207$0.207Same
AWS GovCloud (US-East)us-gov-east-1$0.21$0.21Same
AWS GovCloud (US-West)us-gov-west-1$0.21$0.21Same
EU (Frankfurt)eu-central-1$0.212$0.212Same
Middle East (Bahrain)me-south-1$0.217$0.217Same
Middle East (UAE)me-central-1$0.217$0.208▼ 4%
Europe (Zurich)eu-central-2$0.233$0.233Same
South America (Sao Paulo)sa-east-1$0.233$0.233Same
Africa (Cape Town)af-south-1$0.234$0.234Same
Asia Pacific (Jakarta)ap-southeast-3$0.247$0.247Same
Asia Pacific (Seoul)ap-northeast-2$0.247$0.247Same
Asia Pacific (Singapore)ap-southeast-1$0.247$0.247Same
Asia Pacific (Sydney)ap-southeast-2$0.247$0.247Same
Asia Pacific (Tokyo)ap-northeast-1$0.247$0.247Same
Asia Pacific (Hyderabad)ap-south-2$0.253$0.253Same
Asia Pacific (Mumbai)ap-south-1$0.253$0.253Same
Asia Pacific (Osaka)ap-northeast-3$0.259$0.259Same
Asia Pacific (Hong Kong)ap-east-1$0.2717$0.272Same

Keep exploring

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

db.m5.largeGeneral purpose, m5 family
db.m5.large prices and specsEvery size in the m5 family

Compare db.m5.large with

db.m5d.largedb.r5.largedb.r5.large.tpc1.mem2xdb.t3.largedb.t2.largedb.m4.large
db.m6i.largeGeneral purpose, m6i family
db.m6i.large prices and specsEvery size in the m6i family

Compare db.m6i.large with

db.m6g.largedb.r6i.largedb.r6i.large.tpc1.mem2xdb.t3.largedb.m6id.largedb.m6idn.largedb.m6in.largedb.t2.largedb.m7i.large

Pay the committed rate, with commitment protection

The best committed rate on these two is 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.