c5a.4xlarge vs r6i.4xlarge

Instance Typec5a.4xlarger6i.4xlarge
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
5 – Generation
a – AMD processor
4xlarge – 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
i – Intel processor
4xlarge – Size
vCPUs1616
Memory32 GiB128 GiB
CPU Architecturex86_64x86_64
ProcessorAMD EPYC 7R32Intel Xeon 8375C (Ice Lake)
Clock Speed3.3 GHz3.5 GHz
Threads Per Core22
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesc5a.12xlarge, c5a.16xlarge, c5a.24xlarge, c5a.2xlarge, c5a.4xlarge, c5a.8xlarge, c5a.large, c5a.xlarger6i.12xlarge, r6i.16xlarge, r6i.24xlarge, r6i.2xlarge, r6i.32xlarge, r6i.4xlarge, r6i.8xlarge, r6i.large, r6i.metal, r6i.xlarge
Generationsc5a.4xlarge, c6a.4xlarge, c7a.4xlarge, c8a.4xlarger6i.4xlarge, r7i.4xlarge, r8i.4xlarge
Variantsc5.4xlarge, c5ad.4xlarge, c5d.4xlarge, c5n.4xlarger6a.4xlarge, r6g.4xlarge, r6gd.4xlarge, r6id.4xlarge, r6idn.4xlarge, r6in.4xlarge
SageMakerml.r6i.4xlarge
RDSdb.r6i.4xlarge, db.r6i.4xlarge.tpc2.mem2x, db.r6i.4xlarge.tpc2.mem3x, db.r6i.4xlarge.tpc2.mem4x, db.r6i.4xlarge.tpc2.mem8x
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughputup to 3170 MBpsup to 10000 MBps
Optimized Baseline Bandwidth1580 Mbps5000 Mbps
Optimized Baseline Throughput197.5 Mbps625 Mbps
Optimized Baseline Performance6600 IOPS20000 IOPS
Optimized Max Performance13300 IOPS40000 IOPS
Optimized Max Bandwidth3170 Mbps10000 Mbps
Optimized Max Throughput396.25 Mbps1250 Mbps
Networking
Networking PerformanceUp to 10 GigabitUp to 12500 Megabit
Enhanced Networkingyesyes
Max Interfaces88
Max Cards11
IPv4 Addresses per Interface3030
IPv6 Addresses per Interface3030
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportyesyes
ENA SRD Supportnono
Avg Price Diff1.00x1.65x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
c5a.4xlarge
r6i.4xlarge
Asia PacificAsia Pacific (Mumbai) (ap-south-1)0.3760n/a
HiddenHidden (hidden-1)0.61601.0336
HiddenHidden (hidden-10)0.72801.1200
HiddenHidden (hidden-11)0.73601.1280
HiddenHidden (hidden-12)0.73601.1840
HiddenHidden (hidden-13)0.76001.1840
HiddenHidden (hidden-14)0.76001.1840
HiddenHidden (hidden-15)0.76801.1844
HiddenHidden (hidden-16)0.77601.2080
HiddenHidden (hidden-17)0.80001.2080
HiddenHidden (hidden-18)0.82401.2080
HiddenHidden (hidden-19)0.94401.2160
HiddenHidden (hidden-2)0.65601.0336
HiddenHidden (hidden-20)n/a1.2160
HiddenHidden (hidden-21)n/a1.2160
HiddenHidden (hidden-22)n/a1.2160
HiddenHidden (hidden-23)n/a1.2160
HiddenHidden (hidden-24)n/a1.2408
HiddenHidden (hidden-25)n/a1.2408
HiddenHidden (hidden-26)n/a1.2684
HiddenHidden (hidden-27)n/a1.3360
HiddenHidden (hidden-28)n/a1.3376
HiddenHidden (hidden-29)n/a1.3440
HiddenHidden (hidden-3)0.67201.0400
HiddenHidden (hidden-30)n/a1.6080
HiddenHidden (hidden-4)0.68801.0400
HiddenHidden (hidden-5)0.68801.0584
HiddenHidden (hidden-6)0.69601.0720
HiddenHidden (hidden-7)0.70401.0944
HiddenHidden (hidden-8)0.72801.1040
HiddenHidden (hidden-9)0.72801.1040
USUS East (Ohio) (us-east-2)0.61601.0080
USUS East (Virginia) (us-east-1)0.61601.0080
USUS West (Oregon) (us-west-2)n/a1.0080
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