r5b.12xlarge vs r8ib.12xlarge

Instance Typer5b.12xlarger8ib.12xlarge
Instance FamilyMemory optimizedMemory optimized
DetailsHigh-performance databases, data mining/analysis, in-memory databases, distributed large-scale caches, real-time processing apps for unstructured big data, Hadoop/Spark clusters, and other enterprise apps.

r – RAM / memory optimized
5 – Generation
b – EBS optimized
12xlarge – Size
High-performance databases, data mining/analysis, in-memory databases, distributed large-scale caches, real-time processing apps for unstructured big data, Hadoop/Spark clusters, and other enterprise apps.

r – RAM / memory optimized
8 – Generation
i – Intel processor
b – EBS optimized
12xlarge – Size
vCPUs4848
Memory384 GiB384 GiB
CPU Architecturex86_64x86_64
ProcessorIntel Xeon Platinum 8259 (Cascade Lake)Intel Xeon Scalable (Granite Rapids)
Clock Speed3.1 GHz3.9 GHz
Threads Per Core22
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesr5b.12xlarge, r5b.16xlarge, r5b.24xlarge, r5b.2xlarge, r5b.4xlarge, r5b.8xlarge, r5b.large, r5b.metal, r5b.xlarger8ib.12xlarge, r8ib.16xlarge, r8ib.24xlarge, r8ib.2xlarge, r8ib.32xlarge, r8ib.48xlarge, r8ib.4xlarge, r8ib.8xlarge, r8ib.96xlarge, r8ib.large, r8ib.metal-48xl, r8ib.metal-96xl, r8ib.xlarge
Generationsr5b.12xlarge, r8ib.12xlarge
Variantsr5.12xlarge, r5a.12xlarge, r5ad.12xlarge, r5d.12xlarge, r5dn.12xlarge, r5n.12xlarger8a.12xlarge, r8g.12xlarge, r8gb.12xlarge, r8gd.12xlarge, r8gn.12xlarge, r8i-flex.12xlarge, r8i.12xlarge, r8id.12xlarge, r8idb.12xlarge, r8idn.12xlarge, r8in.12xlarge
RDSdb.r5b.12xlarge
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughput30720 MBps37500 MBps
Optimized Baseline Bandwidth30000 Mbps37500 Mbps
Optimized Baseline Throughput3750 Mbps4687.5 Mbps
Optimized Baseline Performance130000 IOPS180000 IOPS
Optimized Max Performance130000 IOPS180000 IOPS
Optimized Max Bandwidth30000 Mbps37500 Mbps
Optimized Max Throughput3750 Mbps4687.5 Mbps
Networking
Networking Performance10 Gigabit50 Gigabit
Enhanced Networkingyesyes
Max Interfaces812
Max Cards11
IPv4 Addresses per Interface3050
IPv6 Addresses per Interface3050
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportnoyes
ENA SRD Supportnoyes
Avg Price Diff1.00x1.32x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
r5b.12xlarge
r8ib.12xlarge
HiddenHidden (hidden-1)3.79065.6273
HiddenHidden (hidden-10)4.3440n/a
HiddenHidden (hidden-11)5.6880n/a
HiddenHidden (hidden-2)3.91205.6273
HiddenHidden (hidden-3)4.00805.9978
HiddenHidden (hidden-4)4.20006.0989
HiddenHidden (hidden-5)4.2000n/a
HiddenHidden (hidden-6)4.2720n/a
HiddenHidden (hidden-7)4.2720n/a
HiddenHidden (hidden-8)4.2720n/a
HiddenHidden (hidden-9)4.3440n/a
USUS East (Ohio) (us-east-2)3.57605.0208
USUS East (Virginia) (us-east-1)3.57605.0208
USUS West (Oregon) (us-west-2)3.57605.0208
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