db.r5.4xlarge.tpc2.mem3xvsdb.r5b.4xlarge.tpc2.mem3x

db.r5.4xlarge.tpc2.mem3x is 15% cheaper than db.r5b.4xlarge.tpc2.mem3x on demand in US East (N. Virginia), saving $746.79 a month.

At a glancedb.r5.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3x
On-demand$5.592/hr15% less$6.615/hr
Size16 vCPUs, 384 GiB16 vCPUs, 384 GiB
ProcessorIntel Xeon Platinum 8175Intel Xeon Platinum 8000 series
Architecturex86_64x86_64

Prices in US East (N. Virginia)

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

Optiondb.r5.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3x vs db.r5.4xlarge.tpc2.mem3x
On-demandPay by the hour$5.592$6.615▲ 18%
1-yr reservedNo upfront42% off$3.235——

Key differences

The biggest lead each one has.

Where db.r5.4xlarge.tpc2.mem3x leads
On-demand price$5.592 vs $6.615 per hour
15% cheaper
Where db.r5b.4xlarge.tpc2.mem3x leads

No clear lead on the measures we compare.

Specs

3 of 11 specs differ. Those are in bold.

Compute1 of 4 differdb.r5.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3x
vCPUs1616
Architecturex86_64x86_64
ProcessorIntel Xeon Platinum 8175Intel Xeon Platinum 8000 series
Clock speedUp to 3.1 GHzUp to 3.1 GHz
MemoryAll 1 matchdb.r5.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3x
Memory (GiB)384384
NetworkingAll 1 matchdb.r5.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3x
Network10 Gigabit10 Gigabit
StorageAll 1 matchdb.r5.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3x
StorageEBS OnlyEBS Only
Instance details2 of 4 differdb.r5.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3x
Familyr5r5b
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor96192

On-demand prices by region

Cheapest for db.r5.4xlarge.tpc2.mem3x first. Oracle Enterprise BYOL, USD per hour.

Regiondb.r5.4xlarge.tpc2.mem3xdb.r5b.4xlarge.tpc2.mem3xDifference
US East (N. Virginia)Used in summaryus-east-1$5.592$6.615▲ 18%
US East (Ohio)us-east-2$5.592$6.615▲ 18%
US West (Oregon)us-west-2$5.592$6.615▲ 18%
EU (Stockholm)eu-north-1$5.878$7.013▲ 19%
Canada (Central)ca-central-1$6.144$7.237▲ 18%
EU (Ireland)eu-west-1$6.187$7.415▲ 20%
EU (Milan)eu-south-1$6.496$7.77▲ 20%
EU (London)eu-west-2$6.528$7.77▲ 19%
Asia Pacific (Sydney)ap-southeast-2$6.634$8.036▲ 21%
Asia Pacific (Seoul)ap-northeast-2$6.648$7.903▲ 19%
Asia Pacific (Singapore)ap-southeast-1$6.648$7.904▲ 19%
Asia Pacific (Tokyo)ap-northeast-1$6.648$8.037▲ 21%
EU (Frankfurt)eu-central-1$6.767$7.904▲ 17%
South America (Sao Paulo)sa-east-1$11.664$10.523▼ 10%

Keep exploring

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

db.r5.4xlarge.tpc2.mem3xMemory optimized, r5 family
db.r5.4xlarge.tpc2.mem3x prices and specsEvery size in the r5 family

Compare db.r5.4xlarge.tpc2.mem3x with

db.m5.4xlargedb.r5d.4xlargedb.r5b.4xlargedb.r5b.4xlarge.tpc2.mem2xdb.r5b.4xlarge.tpc2.mem4xdb.r4.4xlargedb.r6i.4xlargedb.r6i.4xlarge.tpc2.mem2xdb.r6i.4xlarge.tpc2.mem3xdb.r6i.4xlarge.tpc2.mem4xdb.r6i.4xlarge.tpc2.mem8x
db.r5b.4xlarge.tpc2.mem3xMemory optimized, r5b family
db.r5b.4xlarge.tpc2.mem3x prices and specsEvery size in the r5b family

Compare db.r5b.4xlarge.tpc2.mem3x with

db.r5.4xlargedb.r5.4xlarge.tpc2.mem2xdb.r5.4xlarge.tpc2.mem4x

Pay the committed rate, with commitment protection

The best committed rate on these two is 0–42% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

Connect AWS account

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