db.m8gd.largevsdb.r8gd.large

db.m8gd.large is 28% cheaper than db.r8gd.large on demand in US East (N. Virginia), saving $55.04 a month.

At a glancedb.m8gd.largedb.r8gd.large
On-demand$0.1976/hr28% less$0.273/hr
Lowest rate$0.1581/hr28% less1-yr savings plan, hourly commitment$0.2184/hr1-yr savings plan, hourly commitment
Size2 vCPUs, 8 GiB2 vCPUs, 16 GiB
Architecturearm64arm64

Prices in US East (N. Virginia)

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

Optiondb.m8gd.largedb.r8gd.largedb.r8gd.large vs db.m8gd.large
On-demandPay by the hour$0.1976$0.273▲ 38%
1-yr savings planHourly commitment20% off$0.158120% off$0.2184▲ 38%

Key differences

The biggest lead each one has.

Where db.m8gd.large leads
On-demand price$0.1976 vs $0.273 per hour
28% cheaper
Where db.r8gd.large leads
Memory (GiB)16 vs 8
2× higher

Specs

7 of 24 specs differ. Those are in bold.

ComputeAll 7 matchdb.m8gd.largedb.r8gd.large
vCPUs22
Physical cores22
Threads per core11
Architecturearm64arm64
CPU makerAWSAWS
Sustained clock2.8 GHz2.8 GHz
BurstableNoNo
Memory1 of 1 differdb.m8gd.largedb.r8gd.large
Memory (GiB)816
Networking1 of 3 differdb.m8gd.largedb.r8gd.large
Network–Up to 12.5 Gbps
Network baseline0.937 Gbps0.937 Gbps
Network peak12.5 Gbps12.5 Gbps
Storage1 of 8 differdb.m8gd.largedb.r8gd.large
Storage–1 x 118 NVMe SSD
Local disks1 × 118 GB SSD1 × 118 GB SSD
EBS baseline bandwidth630 Mbps630 Mbps
EBS max bandwidth10,000 Mbps10,000 Mbps
EBS baseline throughput78.75 MB/s78.75 MB/s
EBS max throughput1,250 MB/s1,250 MB/s
EBS baseline IOPS3,6003,600
EBS max IOPS40,00040,000
Instance details3 of 4 differdb.m8gd.largedb.r8gd.large
Familym8gdr8gd
Category–Memory optimized
Current generation–Yes
Normalization factor44
Other1 of 1 differdb.m8gd.largedb.r8gd.large
Hardware Basism8gd.larger8gd.large

On-demand prices by region

Cheapest for db.m8gd.large first. PostgreSQL, USD per hour.

Regiondb.m8gd.largedb.r8gd.largeDifference
US East (N. Virginia)Used in summaryus-east-1$0.1976$0.273▲ 38%
US East (Ohio)us-east-2$0.1976$0.273▲ 38%
US West (Oregon)us-west-2$0.1976$0.273▲ 38%
Europe (Spain)eu-south-2$0.2177$0.3201▲ 47%
Canada (Central)ca-central-1$0.228$0.2952▲ 29%
EU (Ireland)eu-west-1$0.228$0.3042▲ 33%
Asia Pacific (Malaysia)ap-southeast-5$0.234$0.279▲ 19%
EU (Frankfurt)eu-central-1$0.237$0.3303▲ 39%
EU (London)eu-west-2$0.24$0.3203▲ 33%
Asia Pacific (Tokyo)ap-northeast-1$0.2764$0.3285▲ 19%
Asia Pacific (Sydney)ap-southeast-2$0.293$0.3306▲ 13%
South America (Sao Paulo)sa-east-1$0.314$0.434▲ 38%

Keep exploring

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

db.m8gd.largem8gd family
db.m8gd.large prices and specsEvery size in the m8gd family

Compare db.m8gd.large with

db.m8g.largedb.t4g.largedb.m6gd.large
db.r8gd.largeMemory optimized, r8gd family
db.r8gd.large prices and specsEvery size in the r8gd family

Compare db.r8gd.large with

db.r8g.largedb.r6gd.large

Pay the committed rate, with commitment protection

The best committed rate on these two is 20% 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.