r5.metalvsr5b.metal

r5.metal is 15% cheaper than r5b.metal on demand in US East (N. Virginia), saving $805.92 a month.

At a glancer5.metalr5b.metal
On-demand$6.048/hr15% less$7.152/hr
Lowest rate$1.307/hr34% lessSpot, can be interrupted$1.981/hrSpot, can be interrupted
Size96 vCPUs, 768 GiB96 vCPUs, 768 GiB
ProcessorIntel Xeon Platinum 8175Intel Xeon Platinum 8259 (Cascade Lake)
Architecturex86_64x86_64

Prices in US East (N. Virginia)

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

Optionr5.metalr5b.metalr5b.metal vs r5.metal
On-demandPay by the hour$6.048$7.152▲ 18%
SpotCan be interrupted78% off$1.30772% off$1.981▲ 52%
1-yr reservedNo upfront37% off$3.8137% off$4.506▲ 18%
3-yr reservedNo upfront57% off$2.61359% off$2.897▲ 11%
1-yr savings planHourly commitment28% off$4.38228% off$5.182▲ 18%
3-yr savings planHourly commitment48% off$3.15553% off$3.337▲ 6%

Key differences

The biggest lead each one has.

Where r5.metal leads
On-demand price$6.048 vs $7.152 per hour
15% cheaper
Where r5b.metal leads
EBS baseline IOPS260,000 vs 80,000
3.3× higher

Specs

10 of 40 specs differ. Those are in bold.

Compute2 of 11 differr5.metalr5b.metal
vCPUs9696
Physical cores4848
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon Platinum 8175Intel Xeon Platinum 8259 (Cascade Lake)
CPU makerIntelIntel
Clock speed3.1 GHz3.1 GHz
Sustained clock3.1 GHz3.1 GHz
Processor featuresIntel AVX; Intel AVX2; Intel AVX512; Intel TurboIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo
BurstableNoNo
ECU347–
MemoryAll 1 matchr5.metalr5b.metal
Memory (GiB)768768
NetworkingAll 8 matchr5.metalr5b.metal
Network25 Gigabit25 Gigabit
Network baseline25 Gbps25 Gbps
Network peak25 Gbps25 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces1515
IPv4 addresses per interface5050
Storage7 of 11 differr5.metalr5b.metal
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput19000 Mbps60 Gbps
EBS baseline bandwidth19,000 Mbps60,000 Mbps
EBS max bandwidth19,000 Mbps60,000 Mbps
EBS baseline throughput2,375 MB/s7,500 MB/s
EBS max throughput2,375 MB/s7,500 MB/s
EBS baseline IOPS80,000260,000
EBS max IOPS80,000260,000
Max EBS volumes3131
Instance details1 of 9 differr5.metalr5b.metal
Familyr5r5b
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor192192
Bare metalYesYes
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationNoNo
Nitro EnclavesNoNo
Boot modesLegacy BIOSLegacy BIOS

On-demand prices by region

Cheapest for r5.metal first. Linux, USD per hour.

Regionr5.metalr5b.metalDifference
US East (N. Virginia)Used in summaryus-east-1$6.048$7.152▲ 18%
US East (Ohio)us-east-2$6.048$7.152▲ 18%
US West (Oregon)us-west-2$6.048$7.152▲ 18%
EU (Stockholm)eu-north-1$6.432$7.581▲ 18%
Canada (Central)ca-central-1$6.624$7.824▲ 18%
EU (Ireland)eu-west-1$6.768$8.016▲ 18%
EU (London)eu-west-2$7.104$8.40▲ 18%
EU (Milan)eu-south-1$7.104$8.40▲ 18%
Asia Pacific (Sydney)ap-southeast-2$7.248$8.688▲ 20%
Asia Pacific (Seoul)ap-northeast-2$7.296$8.544▲ 17%
Asia Pacific (Singapore)ap-southeast-1$7.296$8.544▲ 17%
Asia Pacific (Tokyo)ap-northeast-1$7.296$8.688▲ 19%
EU (Frankfurt)eu-central-1$7.296$8.544▲ 17%
South America (Sao Paulo)sa-east-1$9.648$11.376▲ 18%

Keep exploring

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

r5.metalMemory optimized, r5 family
r5.metal prices and specsEvery size in the r5 family

Compare r5.metal with

c5.metalm5.metalr5d.metalr5dn.metalr5n.metalr6i.metal
r5b.metalMemory optimized, r5b family
r5b.metal prices and specsEvery size in the r5b family

Pay the committed rate, with commitment protection

The best committed rate on these two is 57–59% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

Connect AWS account

AWS EC2 Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.