r8i.large vs r5b.large

Instance Typer8i.larger5b.large
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
8 – 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
5 – Generation
b – EBS optimized
large – Size
vCPUs22
Memory16 GiB16 GiB
CPU Architecturex86_64x86_64
ProcessorIntel Xeon Scalable (Granite Rapids)Intel Xeon Platinum 8259 (Cascade Lake)
Clock Speed3.9 GHz3.1 GHz
Threads Per Core22
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesr8i.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.xlarger5b.12xlarge, r5b.16xlarge, r5b.24xlarge, r5b.2xlarge, r5b.4xlarge, r5b.8xlarge, r5b.large, r5b.metal, r5b.xlarge
Generationsr6i.large, r7i.large, r8i.larger5b.large, r8ib.large
Variantsr8a.large, r8g.large, r8gb.large, r8gd.large, r8gn.large, r8i-flex.large, r8ib.large, r8id.large, r8idb.large, r8idn.large, r8in.larger5.large, r5a.large, r5ad.large, r5d.large, r5dn.large, r5n.large
RDSdb.r8i.largedb.r5b.large, db.r5b.large.tpc1.mem2x
Free Tiernono
Burstablenono
Hibernationyesno
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughputup to 10000 MBpsup to 10240 MBps
Optimized Baseline Bandwidth650 Mbps1250 Mbps
Optimized Baseline Throughput81.25 Mbps156.25 Mbps
Optimized Baseline Performance3600 IOPS5417 IOPS
Optimized Max Performance40000 IOPS43333 IOPS
Optimized Max Bandwidth10000 Mbps10000 Mbps
Optimized Max Throughput1250 Mbps1250 Mbps
Networking
Networking PerformanceUp to 12500 MegabitUp to 10 Gigabit
Enhanced Networkingyesyes
Max Interfaces33
Max Cards11
IPv4 Addresses per Interface2010
IPv6 Addresses per Interface2010
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportyesno
ENA SRD Supportnono
Avg Price Diff1.00x1.07x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
r8i.large
r5b.large
HiddenHidden (hidden-1)0.14240.1579
HiddenHidden (hidden-10)0.16320.1810
HiddenHidden (hidden-11)0.16320.2370
HiddenHidden (hidden-12)0.1632n/a
HiddenHidden (hidden-13)0.1665n/a
HiddenHidden (hidden-14)0.1665n/a
HiddenHidden (hidden-15)0.1665n/a
HiddenHidden (hidden-16)0.1676n/a
HiddenHidden (hidden-17)0.1676n/a
HiddenHidden (hidden-18)0.1676n/a
HiddenHidden (hidden-19)0.1676n/a
HiddenHidden (hidden-2)0.14330.1630
HiddenHidden (hidden-20)0.1710n/a
HiddenHidden (hidden-21)0.1748n/a
HiddenHidden (hidden-22)0.1843n/a
HiddenHidden (hidden-23)0.1852n/a
HiddenHidden (hidden-24)0.2216n/a
HiddenHidden (hidden-3)0.14330.1670
HiddenHidden (hidden-4)0.14770.1750
HiddenHidden (hidden-5)0.15220.1750
HiddenHidden (hidden-6)0.15220.1780
HiddenHidden (hidden-7)0.15440.1780
HiddenHidden (hidden-8)0.15550.1780
HiddenHidden (hidden-9)0.15550.1810
USUS East (Ohio) (us-east-2)0.13890.1490
USUS East (Virginia) (us-east-1)0.13890.1490
USUS West (Oregon) (us-west-2)0.13890.1490
Activate subscription to see all regions and unlock all features  

Related Comparisons

Other instances worth weighing against these.