db.m5d.12xlargevsdb.r5d.12xlarge

db.m5d.12xlarge is 27% cheaper than db.r5d.12xlarge on demand in US East (N. Virginia), saving $1,335.17 a month.

At a glancedb.m5d.12xlargedb.r5d.12xlarge
On-demand$5.028/hr27% less$6.857/hr
Lowest rate$3.872/hr27% less1-yr reserved, no upfront$5.28/hr1-yr reserved, no upfront
Size48 vCPUs, 192 GiB48 vCPUs, 384 GiB

Prices in US East (N. Virginia)

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

Optiondb.m5d.12xlargedb.r5d.12xlargedb.r5d.12xlarge vs db.m5d.12xlarge
On-demandPay by the hour$5.028$6.857▲ 36%
1-yr reservedNo upfront23% off$3.87223% off$5.28▲ 36%

Key differences

The biggest lead each one has.

Where db.m5d.12xlarge leads
On-demand price$5.028 vs $6.857 per hour
27% cheaper
Where db.r5d.12xlarge leads
Memory (GiB)384 vs 192
2× higher

Specs

10 of 25 specs differ. Those are in bold.

Compute2 of 8 differdb.m5d.12xlargedb.r5d.12xlarge
vCPUs4848
Physical cores2424
Threads per core22
Architecture–x86_64
Processor–Intel Xeon Platinum 8175
CPU makerIntelIntel
Sustained clock3.1 GHz3.1 GHz
BurstableNoNo
Memory1 of 1 differdb.m5d.12xlargedb.r5d.12xlarge
Memory (GiB)192384
Networking1 of 3 differdb.m5d.12xlargedb.r5d.12xlarge
Network–10 Gbps
Network baseline12 Gbps12 Gbps
Network peak12 Gbps12 Gbps
Storage1 of 8 differdb.m5d.12xlargedb.r5d.12xlarge
Storage–2 x 900 NVMe SSD
Local disks2 × 900 GB SSD2 × 900 GB SSD
EBS baseline bandwidth9,500 Mbps9,500 Mbps
EBS max bandwidth9,500 Mbps9,500 Mbps
EBS baseline throughput1,187.5 MB/s1,187.5 MB/s
EBS max throughput1,187.5 MB/s1,187.5 MB/s
EBS baseline IOPS40,00040,000
EBS max IOPS40,00040,000
Instance details4 of 4 differdb.m5d.12xlargedb.r5d.12xlarge
Familym5dr5d
Category–Memory optimized
Current generation–Yes
Normalization factor–192
Other1 of 1 differdb.m5d.12xlargedb.r5d.12xlarge
Hardware Basism5d.12xlarger5d.12xlarge

On-demand prices by region

Cheapest for db.m5d.12xlarge first. PostgreSQL, USD per hour.

Regiondb.m5d.12xlargedb.r5d.12xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$5.028$6.857▲ 36%
US East (Ohio)us-east-2$5.028$6.857▲ 36%
US West (Oregon)us-west-2$5.028$6.857▲ 36%
EU (Stockholm)eu-north-1$5.28$6.997▲ 33%
Canada (Central)ca-central-1$5.539$7.427▲ 34%
EU (Ireland)eu-west-1$5.568$7.626▲ 37%
US West (N. California)us-west-1$5.786$7.776▲ 34%
AWS GovCloud (US-East)us-gov-east-1$5.791$7.695▲ 33%
AWS GovCloud (US-West)us-gov-west-1$5.791$7.681▲ 33%
EU (Paris)eu-west-3$5.827$8.057▲ 38%
EU (London)eu-west-2$5.835$8.057▲ 38%
EU (Milan)eu-south-1$5.855$8.01▲ 37%
EU (Frankfurt)eu-central-1$6.017$8.331▲ 38%
Middle East (Bahrain)me-south-1$6.135$8.393▲ 37%
Middle East (UAE)me-central-1$6.135$8.393▲ 37%
South America (Sao Paulo)sa-east-1$6.579$14.265▲ 117%
Africa (Cape Town)af-south-1$6.633$9.039▲ 36%
Asia Pacific (Jakarta)ap-southeast-3$6.965$8.242▲ 18%
Asia Pacific (Singapore)ap-southeast-1$6.965$8.242▲ 18%
Asia Pacific (Tokyo)ap-northeast-1$6.98$8.242▲ 18%
Asia Pacific (Seoul)ap-northeast-2$6.983$8.195▲ 17%
Asia Pacific (Sydney)ap-southeast-2$7.015$8.297▲ 18%
Asia Pacific (Osaka)ap-northeast-3$7.319$8.242▲ 13%
Asia Pacific (Mumbai)ap-south-1$7.334$7.945▲ 8%
Asia Pacific (Hong Kong)ap-east-1$7.657$8.299▲ 8%
Asia Pacific (Hyderabad)ap-south-2$28.92$30.982▲ 7%

Keep exploring

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

db.m5d.12xlargem5d family
db.m5d.12xlarge prices and specsEvery size in the m5d family

Compare db.m5d.12xlarge with

db.m5.12xlargedb.m6id.12xlarge
db.r5d.12xlargeMemory optimized, r5d family
db.r5d.12xlarge prices and specsEvery size in the r5d family

Compare db.r5d.12xlarge with

db.r5.12xlargedb.r5.12xlarge.tpc2.mem2xdb.r6id.12xlarge

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AWS RDS PostgreSQL prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.