r8a.xlarge vs i4i.xlarge

Instance Typer8a.xlargei4i.xlarge
Instance FamilyMemory optimizedStorage 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
xlarge – Size
NoSQL databases (like Cassandra, MongoDB, Redis), in-memory databases (such as Aerospike), scalable transactional databases, data warehousing, Elasticsearch, and analytics tasks.

i – IOPS / storage optimized
4 – Generation
i – Intel processor
xlarge – Size
vCPUs44
Memory32 GiB32 GiB
CPU Architecturex86_64x86_64
ProcessorAMD EPYC 9R45 ProcessorIntel Xeon 8375C (Ice Lake)
Clock Speed4.5 GHz3.5 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.xlargei4i.12xlarge, i4i.16xlarge, i4i.24xlarge, i4i.2xlarge, i4i.32xlarge, i4i.4xlarge, i4i.8xlarge, i4i.large, i4i.metal, i4i.xlarge
Generationsr5a.xlarge, r6a.xlarge, r7a.xlarge, r8a.xlargei4i.xlarge, i7i.xlarge
Variantsr8g.xlarge, r8gb.xlarge, r8gd.xlarge, r8gn.xlarge, r8i-flex.xlarge, r8i.xlarge, r8ib.xlarge, r8id.xlarge, r8idb.xlarge, r8idn.xlarge, r8in.xlargei4g.xlarge
RDSdb.r8a.xlarge
OpenSearchi4i.xlarge.search
Free Tiernono
Burstablenono
Hibernationyesno
Instance StorageEBS only1 x 937 NVMe SSD
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughputup to 10000 MBpsup to 10000 MBps
Optimized Baseline Bandwidth1250 Mbps1250 Mbps
Optimized Baseline Throughput156.25 Mbps156.25 Mbps
Optimized Baseline Performance6000 IOPS5000 IOPS
Optimized Max Performance40000 IOPS40000 IOPS
Optimized Max Bandwidth10000 Mbps10000 Mbps
Optimized Max Throughput1250 Mbps1250 Mbps
Networking
Networking PerformanceUp to 15000 MegabitUp to 10 Gigabit
Enhanced Networkingyesyes
Max Interfaces44
Max Cards11
IPv4 Addresses per Interface2015
IPv6 Addresses per Interface2015
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportyesyes
ENA SRD Supportnono
Avg Price Diff1.00x1.14x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
r8a.xlarge
i4i.xlarge
HiddenHidden (hidden-1)0.34990.3590
HiddenHidden (hidden-10)n/a0.3780
HiddenHidden (hidden-11)n/a0.3890
HiddenHidden (hidden-12)n/a0.3890
HiddenHidden (hidden-13)n/a0.3970
HiddenHidden (hidden-14)n/a0.3980
HiddenHidden (hidden-15)n/a0.3980
HiddenHidden (hidden-16)n/a0.3980
HiddenHidden (hidden-17)n/a0.4030
HiddenHidden (hidden-18)n/a0.4030
HiddenHidden (hidden-19)n/a0.4030
HiddenHidden (hidden-2)0.35750.3600
HiddenHidden (hidden-20)n/a0.4090
HiddenHidden (hidden-21)n/a0.4110
HiddenHidden (hidden-22)n/a0.4110
HiddenHidden (hidden-23)n/a0.4110
HiddenHidden (hidden-24)n/a0.4110
HiddenHidden (hidden-25)n/a0.4140
HiddenHidden (hidden-26)n/a0.4140
HiddenHidden (hidden-27)n/a0.4160
HiddenHidden (hidden-28)n/a0.4160
HiddenHidden (hidden-29)n/a0.4320
HiddenHidden (hidden-3)0.35750.3620
HiddenHidden (hidden-30)n/a0.4500
HiddenHidden (hidden-31)n/a0.4510
HiddenHidden (hidden-32)n/a0.4530
HiddenHidden (hidden-33)n/a0.5480
HiddenHidden (hidden-4)0.38540.3700
HiddenHidden (hidden-5)0.38540.3700
HiddenHidden (hidden-6)n/a0.3780
HiddenHidden (hidden-7)n/a0.3780
HiddenHidden (hidden-8)n/a0.3780
HiddenHidden (hidden-9)n/a0.3780
USUS East (Ohio) (us-east-2)0.31950.3430
USUS East (Virginia) (us-east-1)0.31950.3430
USUS West (Oregon) (us-west-2)0.31950.3430
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