db.m7g.4xlargevsdb.m7i.4xlarge

db.m7g.4xlarge is 5% cheaper than db.m7i.4xlarge on demand in US East (N. Virginia), saving $55.48 a month. They use different processor architectures (arm64 and x86_64), so software built for one may need rebuilding to run on the other.

At a glancedb.m7g.4xlargedb.m7i.4xlarge
On-demand$1.348/hr5% less$1.424/hr
Lowest rate$1.038/hr1-yr reserved, no upfront$0.954/hr8% less1-yr reserved, no upfront
Size16 vCPUs, 64 GiB16 vCPUs, 64 GiB
Architecturearm64x86_64

Prices in US East (N. Virginia)

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

Optiondb.m7g.4xlargedb.m7i.4xlargedb.m7i.4xlarge vs db.m7g.4xlarge
On-demandPay by the hour$1.348$1.424▲ 6%
1-yr reservedNo upfront23% off$1.03833% off$0.954▼ 8%
1-yr savings planHourly commitment20% off$1.07820% off$1.139▲ 6%

Key differences

The biggest lead each one has.

Where db.m7g.4xlarge leads
On-demand price$1.348 vs $1.424 per hour
5% cheaper
Physical cores16 vs 8
2× higher
Network baseline7.5 Gbps vs 6.25 Gbps
20% higher
Where db.m7i.4xlarge leads
Sustained clock3.2 GHz vs 2.6 GHz
23% higher

Specs

15 of 24 specs differ. Those are in bold.

Compute6 of 8 differdb.m7g.4xlargedb.m7i.4xlarge
vCPUs1616
Physical cores168
Threads per core12
Architecturearm64x86_64
Processor–Intel Xeon Scalable (Sapphire Rapids 8488C)
CPU makerAWSIntel
Sustained clock2.6 GHz3.2 GHz
BurstableNoNo
MemoryAll 1 matchdb.m7g.4xlargedb.m7i.4xlarge
Memory (GiB)6464
Networking3 of 3 differdb.m7g.4xlargedb.m7i.4xlarge
Network–Up to 12.5 Gbps
Network baseline7.5 Gbps6.25 Gbps
Network peak15 Gbps12.5 Gbps
Storage1 of 7 differdb.m7g.4xlargedb.m7i.4xlarge
Storage–EBS Only
EBS baseline bandwidth5,000 Mbps5,000 Mbps
EBS max bandwidth10,000 Mbps10,000 Mbps
EBS baseline throughput625 MB/s625 MB/s
EBS max throughput1,250 MB/s1,250 MB/s
EBS baseline IOPS20,00020,000
EBS max IOPS40,00040,000
Instance details4 of 4 differdb.m7g.4xlargedb.m7i.4xlarge
Familym7gm7i
Category–General purpose
Current generation–Yes
Normalization factor3264
Other1 of 1 differdb.m7g.4xlargedb.m7i.4xlarge
Hardware Basism7g.4xlargem7i.4xlarge

On-demand prices by region

Cheapest for db.m7g.4xlarge first. PostgreSQL, USD per hour.

Regiondb.m7g.4xlargedb.m7i.4xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$1.348$1.424▲ 6%
US East (Ohio)us-east-2$1.348$1.424▲ 6%
US West (Oregon)us-west-2$1.348$1.424▲ 6%
Mexico (Central)mx-central-1$1.408$1.496▲ 6%
EU (Stockholm)eu-north-1$1.416$1.496▲ 6%
Canada (Central)ca-central-1$1.485$1.568▲ 6%
EU (Ireland)eu-west-1$1.49$1.576▲ 6%
Europe (Spain)eu-south-2$1.491$1.576▲ 6%
US West (N. California)us-west-1$1.536$1.624▲ 6%
EU (Paris)eu-west-3$1.56$1.648▲ 6%
EU (London)eu-west-2$1.562$1.648▲ 6%
Israel (Tel Aviv)il-central-1$1.576$1.655▲ 5%
AWS GovCloud (US-East)us-gov-east-1$1.584$1.68▲ 6%
Asia Pacific (Malaysia)ap-southeast-5$1.592$1.68▲ 6%
Asia Pacific (Thailand)ap-southeast-7$1.592$1.68▲ 6%
EU (Frankfurt)eu-central-1$1.602$1.696▲ 6%
Middle East (UAE)me-central-1$1.64$1.736▲ 6%
Asia Pacific (Taipei)ap-east-2$1.688$1.776▲ 5%
Europe (Zurich)eu-central-2$1.768$1.864▲ 5%
South America (Sao Paulo)sa-east-1$1.768$1.864▲ 5%
Asia Pacific (Singapore)ap-southeast-1$1.874$1.976▲ 5%
Asia Pacific (Sydney)ap-southeast-2$1.874$1.976▲ 5%
Asia Pacific (Tokyo)ap-northeast-1$1.874$1.976▲ 5%
Asia Pacific (Seoul)ap-northeast-2$1.875$1.976▲ 5%
Asia Pacific (Jakarta)ap-southeast-3$1.88$1.976▲ 5%
Asia Pacific (Melbourne)ap-southeast-4$1.88$1.976▲ 5%
Asia Pacific (Mumbai)ap-south-1$1.916$2.024▲ 6%
Asia Pacific (New Zealand)ap-southeast-6$1.966$2.075▲ 6%
Asia Pacific (Osaka)ap-northeast-3$1.992$2.072▲ 4%

Keep exploring

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

Pay the committed rate, with commitment protection

The best committed rate on these two is 23–33% 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.