r8gb.16xlarge vs x8i.16xlarge

Instance Typer8gb.16xlargex8i.16xlarge
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
g – AWS Graviton processor
b – EBS optimized
16xlarge – Size
In-memory databases (like SAP HANA), big data engines (such as Apache Spark, Presto), high-performance computing (HPC), and memory-heavy enterprise apps.

x – Extreme RAM / memory intensive
8 – Generation
i – Intel processor
16xlarge – Size
vCPUs6464
Memory512 GiB1024 GiB
CPU Architecturearm64x86_64
ProcessorAWS Graviton4 ProcessorIntel Xeon Scalable (Granite Rapids)
Clock Speed2.8 GHz3.9 GHz
Threads Per Core12
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesr8gb.12xlarge, r8gb.16xlarge, r8gb.24xlarge, r8gb.2xlarge, r8gb.48xlarge, r8gb.4xlarge, r8gb.8xlarge, r8gb.large, r8gb.medium, r8gb.metal-24xl, r8gb.metal-48xl, r8gb.xlargex8i.12xlarge, x8i.16xlarge, x8i.24xlarge, x8i.2xlarge, x8i.32xlarge, x8i.48xlarge, x8i.4xlarge, x8i.64xlarge, x8i.8xlarge, x8i.96xlarge, x8i.large, x8i.metal-48xl, x8i.metal-96xl, x8i.xlarge
Variantsr8a.16xlarge, r8g.16xlarge, r8gd.16xlarge, r8gn.16xlarge, r8i-flex.16xlarge, r8i.16xlarge, r8ib.16xlarge, r8id.16xlarge, r8idb.16xlarge, r8idn.16xlarge, r8in.16xlargex8g.16xlarge
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughput100000 MBps20000 MBps
Optimized Baseline Bandwidth100000 Mbps20000 Mbps
Optimized Baseline Throughput12500 Mbps2500 Mbps
Optimized Baseline Performance480000 IOPS80000 IOPS
Optimized Max Performance480000 IOPS80000 IOPS
Optimized Max Bandwidth100000 Mbps20000 Mbps
Optimized Max Throughput12500 Mbps2500 Mbps
Networking
Networking Performance133.333 Gigabit30000 Megabit
Enhanced Networkingyesyes
Max Interfaces1616
Max Cards11
IPv4 Addresses per Interface5064
IPv6 Addresses per Interface5064
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportyesno
EFA Max Interfaces1
Encryption in Transit Supportyesyes
ENA SRD Supportyesyes
Avg Price Diff1.00x1.49x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
r8gb.16xlarge
x8i.16xlarge
HiddenHidden (hidden-1)n/a7.2250
HiddenHidden (hidden-10)n/a10.1539
HiddenHidden (hidden-11)n/a10.1539
HiddenHidden (hidden-2)n/a7.9859
HiddenHidden (hidden-3)n/a8.4032
HiddenHidden (hidden-4)n/a8.4032
HiddenHidden (hidden-5)n/a8.8230
HiddenHidden (hidden-6)n/a9.1386
HiddenHidden (hidden-7)n/a9.8038
HiddenHidden (hidden-8)n/a10.1539
HiddenHidden (hidden-9)n/a10.1539
USUS East (Ohio) (us-east-2)n/a7.0026
USUS East (Virginia) (us-east-1)5.82987.0026
USUS West (Oregon) (us-west-2)5.82987.0026
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