db.r5.xlargevsdb.r5d.xlarge

db.r5.xlarge is 12% cheaper than db.r5d.xlarge on demand in US East (N. Virginia), saving $51.83 a month.

At a glancedb.r5.xlargedb.r5d.xlarge
On-demand$0.5/hr12% less$0.571/hr
Lowest rate$0.2888/hr34% less1-yr reserved, no upfront$0.44/hr1-yr reserved, no upfront
Size4 vCPUs, 32 GiB4 vCPUs, 32 GiB

Prices in US East (N. Virginia)

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

Optiondb.r5.xlargedb.r5d.xlargedb.r5d.xlarge vs db.r5.xlarge
On-demandPay by the hour$0.5$0.571▲ 14%
1-yr reservedNo upfront42% off$0.288823% off$0.44▲ 52%

Key differences

The biggest lead each one has.

Where db.r5.xlarge leads
On-demand price$0.5 vs $0.571 per hour
12% cheaper
Where db.r5d.xlarge leads

No clear lead on the measures we compare.

Specs

9 of 25 specs differ. Those are in bold.

Compute2 of 8 differdb.r5.xlargedb.r5d.xlarge
vCPUs44
Physical cores22
Threads per core22
Architecture–x86_64
Processor–Intel Xeon Platinum 8175
CPU makerIntelIntel
Sustained clock3.1 GHz3.1 GHz
BurstableNoNo
MemoryAll 1 matchdb.r5.xlargedb.r5d.xlarge
Memory (GiB)3232
Networking1 of 3 differdb.r5.xlargedb.r5d.xlarge
Network–Up to 10 Gbps
Network baseline1.25 Gbps1.25 Gbps
Network peak10 Gbps10 Gbps
Storage2 of 8 differdb.r5.xlargedb.r5d.xlarge
StorageEBS Only1 x 150 NVMe SSD
Local disks–1 × 150 GB SSD
EBS baseline bandwidth1,150 Mbps1,150 Mbps
EBS max bandwidth4,750 Mbps4,750 Mbps
EBS baseline throughput143.75 MB/s143.75 MB/s
EBS max throughput593.75 MB/s593.75 MB/s
EBS baseline IOPS6,0006,000
EBS max IOPS18,75018,750
Instance details3 of 4 differdb.r5.xlargedb.r5d.xlarge
Familyr5r5d
CategoryMemory optimizedMemory optimized
Current generation–Yes
Normalization factor168
Other1 of 1 differdb.r5.xlargedb.r5d.xlarge
Hardware Basisr5.xlarger5d.xlarge

On-demand prices by region

Cheapest for db.r5.xlarge first. PostgreSQL, USD per hour.

Regiondb.r5.xlargedb.r5d.xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$0.5$0.571▲ 14%
US East (Ohio)us-east-2$0.5$0.571▲ 14%
US West (Oregon)us-west-2$0.5$0.571▲ 14%
EU (Stockholm)eu-north-1$0.515$0.583▲ 13%
Canada (Central)ca-central-1$0.5405$0.619▲ 15%
EU (Ireland)eu-west-1$0.56$0.635▲ 13%
US West (N. California)us-west-1$0.56$0.648▲ 16%
Asia Pacific (Hyderabad)ap-south-2$0.57$2.582▲ 353%
Asia Pacific (Mumbai)ap-south-1$0.57$0.662▲ 16%
EU (London)eu-west-2$0.588$0.671▲ 14%
EU (Milan)eu-south-1$0.588$0.667▲ 13%
EU (Paris)eu-west-3$0.588$0.671▲ 14%
Asia Pacific (Jakarta)ap-southeast-3$0.6$0.687▲ 15%
Asia Pacific (Osaka)ap-northeast-3$0.6$0.687▲ 15%
Asia Pacific (Seoul)ap-northeast-2$0.6$0.683▲ 14%
Asia Pacific (Singapore)ap-southeast-1$0.6$0.687▲ 15%
Asia Pacific (Sydney)ap-southeast-2$0.6$0.691▲ 15%
Asia Pacific (Tokyo)ap-northeast-1$0.6$0.687▲ 15%
AWS GovCloud (US-East)us-gov-east-1$0.6$0.641▲ 7%
AWS GovCloud (US-West)us-gov-west-1$0.6$0.64▲ 7%
EU (Frankfurt)eu-central-1$0.61$0.694▲ 14%
Middle East (Bahrain)me-south-1$0.616$0.699▲ 13%
Middle East (UAE)me-central-1$0.616$0.699▲ 13%
Asia Pacific (Hong Kong)ap-east-1$0.66$0.692▲ 5%
Africa (Cape Town)af-south-1$0.666$0.753▲ 13%
South America (Sao Paulo)sa-east-1$1.047$1.189▲ 14%

Keep exploring

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

db.r5.xlargeMemory optimized, r5 family
db.r5.xlarge prices and specsEvery size in the r5 family

Compare db.r5.xlarge with

db.m5.xlargedb.r5b.xlargedb.r5b.xlarge.tpc2.mem2xdb.r5b.xlarge.tpc2.mem4xdb.r4.xlargedb.r6i.xlargedb.r6i.xlarge.tpc2.mem2xdb.r6i.xlarge.tpc2.mem4x
db.r5d.xlargeMemory optimized, r5d family
db.r5d.xlarge prices and specsEvery size in the r5d family

Compare db.r5d.xlarge with

db.m5d.xlargedb.r5.xlarge.tpc2.mem2xdb.r5.xlarge.tpc2.mem4xdb.r6id.xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 23–42% 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.