db.m5d.8xlargevsdb.m6id.8xlarge

db.m5d.8xlarge is 7% cheaper than db.m6id.8xlarge on demand in US East (N. Virginia), saving $171.55 a month.

At a glancedb.m5d.8xlargedb.m6id.8xlarge
On-demand$3.352/hr7% less$3.587/hr
Lowest rate$2.581/hr7% less1-yr reserved, no upfront$2.762/hr1-yr reserved, no upfront
Size32 vCPUs, 128 GiB32 vCPUs, 128 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.8xlargedb.m6id.8xlargedb.m6id.8xlarge vs db.m5d.8xlarge
On-demandPay by the hour$3.352$3.587▲ 7%
1-yr reservedNo upfront23% off$2.58123% off$2.762▲ 7%

Key differences

The biggest lead each one has.

Where db.m5d.8xlarge leads
On-demand price$3.352 vs $3.587 per hour
7% cheaper
Where db.m6id.8xlarge leads
EBS baseline bandwidth10,000 Mbps vs 6,800 Mbps
47% higher
Network baseline12.5 Gbps vs 10 Gbps
25% higher
Sustained clock3.5 GHz vs 3.1 GHz
13% higher

Specs

18 of 25 specs differ. Those are in bold.

Compute3 of 8 differdb.m5d.8xlargedb.m6id.8xlarge
vCPUs3232
Physical cores1616
Threads per core22
Architecturex86_64–
ProcessorIntel Xeon Platinum 8175–
CPU makerIntelIntel
Sustained clock3.1 GHz3.5 GHz
BurstableNoNo
MemoryAll 1 matchdb.m5d.8xlargedb.m6id.8xlarge
Memory (GiB)128128
Networking3 of 3 differdb.m5d.8xlargedb.m6id.8xlarge
Network10 Gbps–
Network baseline10 Gbps12.5 Gbps
Network peak10 Gbps12.5 Gbps
Storage8 of 8 differdb.m5d.8xlargedb.m6id.8xlarge
Storage2 x 600 NVMe SSD–
Local disks2 × 600 GB SSD1 × 1,900 GB SSD
EBS baseline bandwidth6,800 Mbps10,000 Mbps
EBS max bandwidth6,800 Mbps10,000 Mbps
EBS baseline throughput850 MB/s1,250 MB/s
EBS max throughput850 MB/s1,250 MB/s
EBS baseline IOPS30,00040,000
EBS max IOPS30,00040,000
Instance details3 of 4 differdb.m5d.8xlargedb.m6id.8xlarge
Familym5dm6id
CategoryGeneral purpose–
Current generationYes–
Normalization factor6464
Other1 of 1 differdb.m5d.8xlargedb.m6id.8xlarge
Hardware Basism5d.8xlargem6id.8xlarge

On-demand prices by region

Cheapest for db.m5d.8xlarge first. PostgreSQL, USD per hour.

Regiondb.m5d.8xlargedb.m6id.8xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$3.352$3.587▲ 7%
US East (Ohio)us-east-2$3.352$3.587▲ 7%
US West (Oregon)us-west-2$3.352$3.587▲ 7%
EU (Ireland)eu-west-1$3.712$3.963▲ 7%
EU (Frankfurt)eu-central-1$4.011$4.287▲ 7%
Asia Pacific (Tokyo)ap-northeast-1$4.653$4.971▲ 7%
Asia Pacific (Sydney)ap-southeast-2$4.677$4.988▲ 7%

Keep exploring

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

db.m5d.8xlargeGeneral purpose, m5d family
db.m5d.8xlarge prices and specsEvery size in the m5d family

Compare db.m5d.8xlarge with

db.m5.8xlargedb.r5d.8xlarge
db.m6id.8xlargem6id family
db.m6id.8xlarge prices and specsEvery size in the m6id family

Compare db.m6id.8xlarge with

db.m6i.8xlargedb.m6gd.8xlargedb.r6id.8xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 23% 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.