r8i.32xlargevsr8idb.32xlarge

r8i.32xlarge is 41% cheaper than r8idb.32xlarge on demand in US East (N. Virginia), saving $4,464.10 a month.

At a glancer8i.32xlarger8idb.32xlarge
On-demand$8.891/hr41% less$15.006/hr
Lowest rate$1.696/hrSpot, can be interrupted$1.501/hr12% lessSpot, can be interrupted
Size128 vCPUs, 1024 GiB128 vCPUs, 1024 GiB
ProcessorIntel Xeon Scalable (Granite Rapids)Intel Xeon Scalable (Granite Rapids)
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.

Optionr8i.32xlarger8idb.32xlarger8idb.32xlarge vs r8i.32xlarge
On-demandPay by the hour$8.891$15.006▲ 69%
SpotCan be interrupted81% off$1.69690% off$1.501▼ 12%
1-yr savings planHourly commitment28% off$6.44128% off$10.872▲ 69%
3-yr savings planHourly commitment48% off$4.63853% off$7.016▲ 51%

Key differences

The biggest lead each one has.

Where r8i.32xlarge leads
On-demand price$8.891 vs $15.006 per hour
41% cheaper
Max network interfaces24 vs 16
50% higher
Where r8idb.32xlarge leads
EBS baseline IOPS480,000 vs 160,000
3× higher
Network baseline133.333 Gbps vs 50 Gbps
2.7× higher

Specs

14 of 41 specs differ. Those are in bold.

ComputeAll 10 matchr8i.32xlarger8idb.32xlarge
vCPUs128128
Physical cores6464
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon Scalable (Granite Rapids)Intel Xeon Scalable (Granite Rapids)
CPU makerIntelIntel
Clock speed3.9 GHz3.9 GHz
Sustained clock3.9 GHz3.9 GHz
Processor featuresIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMXIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMX
BurstableNoNo
MemoryAll 1 matchr8i.32xlarger8idb.32xlarge
Memory (GiB)1,0241,024
Networking4 of 8 differr8i.32xlarger8idb.32xlarge
Network50000 Megabit133.33 Gigabit
Network baseline50 Gbps133.333 Gbps
Network peak50 Gbps133.333 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces2416
IPv4 addresses per interface6464
Storage9 of 12 differr8i.32xlarger8idb.32xlarge
StorageEBS only2 x 3800 NVMe SSD
Local disks–2 × 3,800 GB SSD
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput40000 Mbps100000 Mbps
EBS baseline bandwidth40,000 Mbps100,000 Mbps
EBS max bandwidth40,000 Mbps100,000 Mbps
EBS baseline throughput5,000 MB/s12,500 MB/s
EBS max throughput5,000 MB/s12,500 MB/s
EBS baseline IOPS160,000480,000
EBS max IOPS160,000480,000
Max EBS volumes8888
Instance details1 of 10 differr8i.32xlarger8idb.32xlarge
Familyr8ir8idb
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor256256
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationNoNo
Nitro EnclavesYesYes
Boot modesLegacy BIOS, UEFILegacy BIOS, UEFI

On-demand prices by region

Cheapest for r8i.32xlarge first. Linux, USD per hour.

Regionr8i.32xlarger8idb.32xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$8.891$15.006▲ 69%
US East (Ohio)us-east-2$8.891$15.006▲ 69%
US West (Oregon)us-west-2$8.891$15.006▲ 69%
EU (Ireland)eu-west-1$9.949$16.713▲ 68%
Europe (Spain)eu-south-2$9.949$16.713▲ 68%
Asia Pacific (Tokyo)ap-northeast-1$10.725$18.241▲ 70%
EU (Frankfurt)eu-central-1$10.725$17.882▲ 67%

Keep exploring

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

r8i.32xlargeMemory optimized, r8i family
r8i.32xlarge prices and specsEvery size in the r8i family

Compare r8i.32xlarge with

c8i.32xlargem8i.32xlarger8ib.32xlarger8id.32xlarger8idn.32xlarger8in.32xlarger6i.32xlarge
r8idb.32xlargeMemory optimized, r8idb family
r8idb.32xlarge prices and specsEvery size in the r8idb family

Compare r8idb.32xlarge with

m8idb.32xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 48–53% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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