r4.xlarge vs r8i.xlarge

Instance Typer4.xlarger8i.xlarge
Instance FamilyMemory optimizedMemory optimized
DetailsObsolete. 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
xlarge – 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
xlarge – Size
vCPUs44
Memory30.5 GiB32 GiB
CPU Architecturex86_64x86_64
ProcessorIntel Xeon E5-2686 v4 (Broadwell)Intel Xeon Scalable (Granite Rapids)
Clock Speed2.3 GHz3.9 GHz
Threads Per Core22
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesr4.16xlarge, r4.2xlarge, r4.4xlarge, r4.8xlarge, r4.large, r4.xlarger8i.12xlarge, r8i.16xlarge, r8i.24xlarge, r8i.2xlarge, r8i.32xlarge, r8i.48xlarge, r8i.4xlarge, r8i.8xlarge, r8i.96xlarge, r8i.large, r8i.metal-48xl, r8i.metal-96xl, r8i.xlarge
Generationsr3.xlarge, r4.xlarge, r5.xlarge, r6i.xlarge, r7i.xlarge, r8i.xlarger6i.xlarge, r7i.xlarge, r8i.xlarge
Variantsr8a.xlarge, r8g.xlarge, r8gb.xlarge, r8gd.xlarge, r8gn.xlarge, r8i-flex.xlarge, r8ib.xlarge, r8id.xlarge, r8idb.xlarge, r8idn.xlarge, r8in.xlarge
RDSdb.r4.xlargedb.r8i.xlarge
DocumentDBdb.r4.xlarge
OpenSearchr4.xlarge.search
ElastiCachecache.r4.xlarge
Free Tiernono
Burstablenono
Hibernationyesyes
EC2 Compute Units16
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMeunsupportedrequired
Dedicated Throughput800 MBpsup to 10000 MBps
Optimized Baseline Bandwidth850 Mbps1250 Mbps
Optimized Baseline Throughput106.25 Mbps156.25 Mbps
Optimized Baseline Performance6000 IOPS6000 IOPS
Optimized Max Performance6000 IOPS40000 IOPS
Optimized Max Bandwidth850 Mbps10000 Mbps
Optimized Max Throughput106.25 Mbps1250 Mbps
Networking
Networking PerformanceUp to 10 GigabitUp to 12500 Megabit
Enhanced Networkingyesyes
Max Interfaces44
Max Cards11
IPv4 Addresses per Interface1530
IPv6 Addresses per Interface1530
IPv6 Supportyesyes
ENA Supportsupportedrequired
EFA Supportnono
Encryption in Transit Supportnoyes
ENA SRD Supportnono
Avg Price Diff1.00x1.02x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
r4.xlarge
r8i.xlarge
HiddenHidden (hidden-1)0.27400.2849
HiddenHidden (hidden-10)0.32000.3263
HiddenHidden (hidden-11)0.32000.3263
HiddenHidden (hidden-12)0.32000.3263
HiddenHidden (hidden-13)0.32010.3330
HiddenHidden (hidden-14)0.56000.3330
HiddenHidden (hidden-15)n/a0.3330
HiddenHidden (hidden-16)n/a0.3352
HiddenHidden (hidden-17)n/a0.3352
HiddenHidden (hidden-18)n/a0.3352
HiddenHidden (hidden-19)n/a0.3352
HiddenHidden (hidden-2)0.29200.2867
HiddenHidden (hidden-20)n/a0.3420
HiddenHidden (hidden-21)n/a0.3496
HiddenHidden (hidden-22)n/a0.3687
HiddenHidden (hidden-23)n/a0.3704
HiddenHidden (hidden-24)n/a0.4432
HiddenHidden (hidden-3)0.29640.2867
HiddenHidden (hidden-4)0.29640.2955
HiddenHidden (hidden-5)0.31200.3043
HiddenHidden (hidden-6)0.31200.3043
HiddenHidden (hidden-7)0.31920.3087
HiddenHidden (hidden-8)0.31920.3109
HiddenHidden (hidden-9)0.32000.3109
USUS East (Ohio) (us-east-2)0.26600.2778
USUS East (Virginia) (us-east-1)0.26600.2778
USUS West (Oregon) (us-west-2)0.26600.2778
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