c6i.large vs r6a.large

Instance Typec6i.larger6a.large
Instance FamilyCompute optimizedMemory optimized
DetailsHigh-performance web servers, scientific modeling, batch processing, distributed analytics, HPC, machine/deep learning inference, ad serving, scalable multiplayer gaming, and video encoding.

c – Compute optimized
6 – Generation
i – Intel processor
large – 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
6 – Generation
a – AMD processor
large – Size
vCPUs22
Memory4 GiB16 GiB
CPU Architecturex86_64x86_64
ProcessorIntel Xeon 8375C (Ice Lake)AMD EPYC 7R13 Processor
Clock Speed3.5 GHz3.6 GHz
Threads Per Core22
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesc6i.12xlarge, c6i.16xlarge, c6i.24xlarge, c6i.2xlarge, c6i.32xlarge, c6i.4xlarge, c6i.8xlarge, c6i.large, c6i.metal, c6i.xlarger6a.12xlarge, r6a.16xlarge, r6a.24xlarge, r6a.2xlarge, r6a.32xlarge, r6a.48xlarge, r6a.4xlarge, r6a.8xlarge, r6a.large, r6a.metal, r6a.xlarge
Generationsc6i.large, c7i.large, c8i.larger5a.large, r6a.large, r7a.large, r8a.large
Variantsc6a.large, c6g.large, c6gd.large, c6gn.large, c6id.large, c6in.larger6g.large, r6gd.large, r6i.large, r6id.large, r6idn.large, r6in.large
SageMakerml.c6i.large
Free Tiernono
Burstablenono
Hibernationyesyes
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughputup to 10000 MBpsup to 6667 MBps
Optimized Baseline Bandwidth650 Mbps650 Mbps
Optimized Baseline Throughput81.25 Mbps81.25 Mbps
Optimized Baseline Performance3600 IOPS3600 IOPS
Optimized Max Performance40000 IOPS40000 IOPS
Optimized Max Bandwidth10000 Mbps10000 Mbps
Optimized Max Throughput1250 Mbps1250 Mbps
Networking
Networking PerformanceUp to 12500 MegabitUp to 12500 Megabit
Enhanced Networkingyesyes
Max Interfaces33
Max Cards11
IPv4 Addresses per Interface1010
IPv6 Addresses per Interface1010
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportyesyes
ENA SRD Supportnono
Avg Price Diff1.00x1.21x

Regional Prices

Geography
Region
c6i.large
r6a.large
Asia PacificAsia Pacific (Hyderabad) (ap-south-2)n/a0.0715
Asia PacificAsia Pacific (Malaysia) (ap-southeast-5)0.0833n/a
Asia PacificAsia Pacific (Mumbai) (ap-south-1)0.08500.0715
Asia PacificAsia Pacific (Thailand) (ap-southeast-7)0.0833n/a
HiddenHidden (hidden-1)0.08500.1134
HiddenHidden (hidden-10)0.09580.1368
HiddenHidden (hidden-11)0.0960n/a
HiddenHidden (hidden-12)0.0963n/a
HiddenHidden (hidden-13)0.0970n/a
HiddenHidden (hidden-14)0.0980n/a
HiddenHidden (hidden-15)0.1010n/a
HiddenHidden (hidden-16)0.1010n/a
HiddenHidden (hidden-17)0.1010n/a
HiddenHidden (hidden-18)0.1020n/a
HiddenHidden (hidden-19)0.1020n/a
HiddenHidden (hidden-2)0.08500.1134
HiddenHidden (hidden-20)0.1056n/a
HiddenHidden (hidden-21)0.1060n/a
HiddenHidden (hidden-22)0.1070n/a
HiddenHidden (hidden-23)0.1070n/a
HiddenHidden (hidden-24)0.1080n/a
HiddenHidden (hidden-25)0.1110n/a
HiddenHidden (hidden-26)0.1140n/a
HiddenHidden (hidden-27)0.1166n/a
HiddenHidden (hidden-28)0.1310n/a
HiddenHidden (hidden-3)0.08500.1242
HiddenHidden (hidden-4)0.08500.1260
HiddenHidden (hidden-5)0.08930.1269
HiddenHidden (hidden-6)0.09100.1332
HiddenHidden (hidden-7)0.09120.1359
HiddenHidden (hidden-8)0.09300.1368
HiddenHidden (hidden-9)0.09300.1368
USUS East (Virginia) (us-east-1)n/a0.1134
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