r6i.8xlarge vs r4.8xlarge

Instance Typer6i.8xlarger4.8xlarge
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
i – Intel processor
8xlarge – Size
Obsolete. Not recommended for use
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
4 – Generation
8xlarge – Size
vCPUs3232
Memory256 GiB244 GiB
CPU Architecturex86_64x86_64
ProcessorIntel Xeon 8375C (Ice Lake)Intel Xeon E5-2686 v4 (Broadwell)
Clock Speed3.5 GHz2.3 GHz
Threads Per Core22
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesr6i.12xlarge, r6i.16xlarge, r6i.24xlarge, r6i.2xlarge, r6i.32xlarge, r6i.4xlarge, r6i.8xlarge, r6i.large, r6i.metal, r6i.xlarger4.16xlarge, r4.2xlarge, r4.4xlarge, r4.8xlarge, r4.large, r4.xlarge
Generationsr6i.8xlarge, r7i.8xlarge, r8i.8xlarger3.8xlarge, r4.8xlarge, r5.8xlarge, r6i.8xlarge, r7i.8xlarge, r8i.8xlarge
Variantsr6a.8xlarge, r6g.8xlarge, r6gd.8xlarge, r6id.8xlarge, r6idn.8xlarge, r6in.8xlarge
SageMakerml.r6i.8xlarge
RDSdb.r6i.8xlarge, db.r6i.8xlarge.tpc2.mem3x, db.r6i.8xlarge.tpc2.mem4xdb.r4.8xlarge
DocumentDBdb.r4.8xlarge
OpenSearchr4.8xlarge.search
ElastiCachecache.r4.8xlarge
Free Tiernono
Burstablenono
Hibernationnono
EC2 Compute Units97
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredunsupported
Dedicated Throughput10000 MBps6000 MBps
Optimized Baseline Bandwidth10000 Mbps7000 Mbps
Optimized Baseline Throughput1250 Mbps875 Mbps
Optimized Baseline Performance40000 IOPS37500 IOPS
Optimized Max Performance40000 IOPS37500 IOPS
Optimized Max Bandwidth10000 Mbps7000 Mbps
Optimized Max Throughput1250 Mbps875 Mbps
Networking
Networking Performance12500 Megabit10 Gigabit
Enhanced Networkingyesyes
Max Interfaces88
Max Cards11
IPv4 Addresses per Interface3030
IPv6 Addresses per Interface3030
IPv6 Supportyesyes
ENA Supportrequiredsupported
EFA Supportnono
Encryption in Transit Supportyesno
ENA SRD Supportyesno
Avg Price Diff1.00x1.08x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
r6i.8xlarge
r4.8xlarge
HiddenHidden (hidden-1)2.06722.1920
HiddenHidden (hidden-10)2.24002.5600
HiddenHidden (hidden-11)2.25602.5600
HiddenHidden (hidden-12)2.36802.5600
HiddenHidden (hidden-13)2.36802.5608
HiddenHidden (hidden-14)2.36804.4800
HiddenHidden (hidden-15)2.3688n/a
HiddenHidden (hidden-16)2.4160n/a
HiddenHidden (hidden-17)2.4160n/a
HiddenHidden (hidden-18)2.4160n/a
HiddenHidden (hidden-19)2.4320n/a
HiddenHidden (hidden-2)2.06722.3360
HiddenHidden (hidden-20)2.4320n/a
HiddenHidden (hidden-21)2.4320n/a
HiddenHidden (hidden-22)2.4320n/a
HiddenHidden (hidden-23)2.4320n/a
HiddenHidden (hidden-24)2.4816n/a
HiddenHidden (hidden-25)2.4816n/a
HiddenHidden (hidden-26)2.5368n/a
HiddenHidden (hidden-27)2.6720n/a
HiddenHidden (hidden-28)2.6752n/a
HiddenHidden (hidden-29)2.6880n/a
HiddenHidden (hidden-3)2.08002.3712
HiddenHidden (hidden-30)3.2160n/a
HiddenHidden (hidden-4)2.08002.3712
HiddenHidden (hidden-5)2.11682.4960
HiddenHidden (hidden-6)2.14402.4960
HiddenHidden (hidden-7)2.18882.5536
HiddenHidden (hidden-8)2.20802.5536
HiddenHidden (hidden-9)2.20802.5600
USUS East (Ohio) (us-east-2)2.01602.1280
USUS East (Virginia) (us-east-1)2.01602.1280
USUS West (Oregon) (us-west-2)2.01602.1280
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