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r8a.16xlarge vs r7iz.16xlarge

Instance Typer8a.16xlarger7iz.16xlarge
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
a – AMD processor
16xlarge – 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
7 – Generation
i – Intel processor
z – High performance
16xlarge – Size
vCPUs6464
Memory512 GiB512 GiB
CPU Architecturex86_64x86_64
ProcessorAMD EPYC 9R45 ProcessorIntel Xeon Scalable (Sapphire Rapids)
Clock Speed4.5 GHz3.9 GHz
Threads Per Core12
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesr8a.12xlarge, r8a.16xlarge, r8a.24xlarge, r8a.2xlarge, r8a.48xlarge, r8a.4xlarge, r8a.8xlarge, r8a.large, r8a.medium, r8a.metal-24xl, r8a.metal-48xl, r8a.xlarger7iz.12xlarge, r7iz.16xlarge, r7iz.2xlarge, r7iz.32xlarge, r7iz.4xlarge, r7iz.8xlarge, r7iz.large, r7iz.metal-16xl, r7iz.metal-32xl, r7iz.xlarge
Generationsr5a.16xlarge, r6a.16xlarge, r7a.16xlarge, r8a.16xlarge
Variantsr8g.16xlarge, r8gb.16xlarge, r8gd.16xlarge, r8gn.16xlarge, r8i-flex.16xlarge, r8i.16xlarge, r8id.16xlarger7a.16xlarge, r7g.16xlarge, r7gd.16xlarge, r7i.16xlarge
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughput20000 MBps20000 MBps
Optimized Baseline Bandwidth20000 Mbps20000 Mbps
Optimized Baseline Throughput2500 Mbps2500 Mbps
Optimized Baseline Performance80000 IOPS80000 IOPS
Optimized Max Performance80000 IOPS80000 IOPS
Optimized Max Bandwidth20000 Mbps20000 Mbps
Optimized Max Throughput2500 Mbps2500 Mbps
Networking
Networking Performance30000 Megabit25000 Megabit
Enhanced Networkingyesyes
Max Interfaces1615
Max Cards11
IPv4 Addresses per Interface6450
IPv6 Addresses per Interface6450
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportyesyes
ENA SRD Supportyesyes
Avg Price Diff1.00x1.18x

Regional Prices

Geography
Region
r8a.16xlarge
r7iz.16xlarge
HiddenHidden (hidden-1)5.72066.6560
HiddenHidden (hidden-2)5.72067.2000
HiddenHidden (hidden-3)6.16707.2640
USUS East (Ohio) (us-east-2)5.11235.9520
USUS East (Virginia) (us-east-1)5.11235.9520
USUS West (Oregon) (us-west-2)5.11235.9520
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