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r8g.12xlarge vs r8a.12xlarge

Instance Typer8g.12xlarger8a.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
8 – Generation
g – AWS Graviton processor
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
a – AMD processor
12xlarge – Size
vCPUs4848
Memory384 GiB384 GiB
CPU Architecturearm64x86_64
ProcessorAWS Graviton4 ProcessorAMD EPYC 9R45 Processor
Clock Speed2.8 GHz4.5 GHz
Threads Per Core11
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesr8g.12xlarge, r8g.16xlarge, r8g.24xlarge, r8g.2xlarge, r8g.48xlarge, r8g.4xlarge, r8g.8xlarge, r8g.large, r8g.medium, r8g.metal-24xl, r8g.metal-48xl, r8g.xlarger8a.12xlarge, r8a.16xlarge, r8a.24xlarge, r8a.2xlarge, r8a.48xlarge, r8a.4xlarge, r8a.8xlarge, r8a.large, r8a.medium, r8a.metal-24xl, r8a.metal-48xl, r8a.xlarge
Generationsr6g.12xlarge, r7g.12xlarge, r8g.12xlarger5a.12xlarge, r6a.12xlarge, r7a.12xlarge, r8a.12xlarge
Variantsr8a.12xlarge, r8gb.12xlarge, r8gd.12xlarge, r8gn.12xlarge, r8i-flex.12xlarge, r8i.12xlarge, r8id.12xlarger8g.12xlarge, r8gb.12xlarge, r8gd.12xlarge, r8gn.12xlarge, r8i-flex.12xlarge, r8i.12xlarge, r8id.12xlarge
SageMakerml.r8g.12xlarge
RDSdb.r8g.12xlarge
DocumentDBdb.r8g.12xlarge
OpenSearchr8g.12xlarge.search
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughput15000 MBps15000 MBps
Optimized Baseline Bandwidth15000 Mbps15000 Mbps
Optimized Baseline Throughput1875 Mbps1875 Mbps
Optimized Baseline Performance60000 IOPS60000 IOPS
Optimized Max Performance60000 IOPS60000 IOPS
Optimized Max Bandwidth15000 Mbps15000 Mbps
Optimized Max Throughput1875 Mbps1875 Mbps
Networking
Networking Performance22.5 Gigabit22500 Megabit
Enhanced Networkingyesyes
Max Interfaces812
Max Cards11
IPv4 Addresses per Interface3064
IPv6 Addresses per Interface3064
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportyesyes
ENA SRD Supportyesno
Avg Price Diff1.00x1.28x

Regional Prices

Geography
Region
r8g.12xlarge
r8a.12xlarge
Asia PacificAsia Pacific (Hyderabad) (ap-south-2)1.9819n/a
Asia PacificAsia Pacific (Mumbai) (ap-south-1)1.9819n/a
HiddenHidden (hidden-1)2.82774.2905
HiddenHidden (hidden-10)3.3211n/a
HiddenHidden (hidden-11)3.3211n/a
HiddenHidden (hidden-12)3.3884n/a
HiddenHidden (hidden-13)3.3888n/a
HiddenHidden (hidden-14)3.3888n/a
HiddenHidden (hidden-15)3.3888n/a
HiddenHidden (hidden-16)3.4109n/a
HiddenHidden (hidden-17)3.4109n/a
HiddenHidden (hidden-18)3.4109n/a
HiddenHidden (hidden-19)3.4109n/a
HiddenHidden (hidden-2)2.82774.2905
HiddenHidden (hidden-20)3.4109n/a
HiddenHidden (hidden-21)3.4109n/a
HiddenHidden (hidden-22)3.4805n/a
HiddenHidden (hidden-23)3.7488n/a
HiddenHidden (hidden-24)3.7522n/a
HiddenHidden (hidden-25)4.4995n/a
HiddenHidden (hidden-3)2.89924.6253
HiddenHidden (hidden-4)2.9688n/a
HiddenHidden (hidden-5)3.0070n/a
HiddenHidden (hidden-6)3.0970n/a
HiddenHidden (hidden-7)3.1416n/a
HiddenHidden (hidden-8)3.1627n/a
HiddenHidden (hidden-9)3.1642n/a
USUS East (Ohio) (us-east-2)n/a3.8342
USUS East (Virginia) (us-east-1)2.82773.8342
USUS West (Oregon) (us-west-2)n/a3.8342
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