r6a.8xlarge vs r8i-flex.8xlarge

Instance Typer6a.8xlarger8i-flex.8xlarge
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
6 – Generation
a – AMD processor
8xlarge – 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
flex – Flex instance
8xlarge – Size
vCPUs3232
Memory256 GiB256 GiB
CPU Architecturex86_64x86_64
ProcessorAMD EPYC 7R13 ProcessorIntel Xeon Scalable (Granite Rapids)
Clock Speed3.6 GHz3.9 GHz
Threads Per Core22
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesr6a.12xlarge, r6a.16xlarge, r6a.24xlarge, r6a.2xlarge, r6a.32xlarge, r6a.48xlarge, r6a.4xlarge, r6a.8xlarge, r6a.large, r6a.metal, r6a.xlarger8i-flex.12xlarge, r8i-flex.16xlarge, r8i-flex.2xlarge, r8i-flex.4xlarge, r8i-flex.8xlarge, r8i-flex.large, r8i-flex.xlarge
Generationsr5a.8xlarge, r6a.8xlarge, r7a.8xlarge, r8a.8xlarge
Variantsr6g.8xlarge, r6gd.8xlarge, r6i.8xlarge, r6id.8xlarge, r6idn.8xlarge, r6in.8xlarger8a.8xlarge, r8g.8xlarge, r8gb.8xlarge, r8gd.8xlarge, r8gn.8xlarge, r8i.8xlarge, r8ib.8xlarge, r8id.8xlarge, r8idb.8xlarge, r8idn.8xlarge, r8in.8xlarge
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughput6667 MBpsup to 10000 MBps
Optimized Baseline Bandwidth10000 Mbps5000 Mbps
Optimized Baseline Throughput1250 Mbps625 Mbps
Optimized Baseline Performance40000 IOPS20000 IOPS
Optimized Max Performance40000 IOPS40000 IOPS
Optimized Max Bandwidth10000 Mbps10000 Mbps
Optimized Max Throughput1250 Mbps1250 Mbps
Networking
Networking Performance12500 MegabitUp to 15000 Megabit
Enhanced Networkingyesyes
Max Interfaces810
Max Cards11
IPv4 Addresses per Interface3050
IPv6 Addresses per Interface3050
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportyesyes
ENA SRD Supportnono
Avg Price Diff1.00x1.29x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
r6a.8xlarge
r8i-flex.8xlarge
Asia PacificAsia Pacific (Hyderabad) (ap-south-2)1.1440n/a
Asia PacificAsia Pacific (Mumbai) (ap-south-1)1.1440n/a
HiddenHidden (hidden-1)1.81442.1651
HiddenHidden (hidden-10)2.18882.4802
HiddenHidden (hidden-11)n/a2.4802
HiddenHidden (hidden-12)n/a2.4802
HiddenHidden (hidden-13)n/a2.5306
HiddenHidden (hidden-14)n/a2.5306
HiddenHidden (hidden-15)n/a2.5306
HiddenHidden (hidden-16)n/a2.5472
HiddenHidden (hidden-17)n/a2.5472
HiddenHidden (hidden-18)n/a2.5472
HiddenHidden (hidden-19)n/a2.5472
HiddenHidden (hidden-2)1.81442.1786
HiddenHidden (hidden-20)n/a2.5992
HiddenHidden (hidden-21)n/a2.6570
HiddenHidden (hidden-22)n/a2.8019
HiddenHidden (hidden-23)n/a2.8154
HiddenHidden (hidden-24)n/a3.3683
HiddenHidden (hidden-3)1.98722.1786
HiddenHidden (hidden-4)2.01602.2456
HiddenHidden (hidden-5)2.03042.3126
HiddenHidden (hidden-6)2.13122.3126
HiddenHidden (hidden-7)2.17442.3461
HiddenHidden (hidden-8)2.18882.3629
HiddenHidden (hidden-9)2.18882.3629
USUS East (Ohio) (us-east-2)n/a2.1115
USUS East (Virginia) (us-east-1)1.81442.1115
USUS West (Oregon) (us-west-2)n/a2.1115
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