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r8gb.4xlarge

Data updated at: September 24, 2025 at 12:39 AM UTC

Amazon EC2 instance r8gb.4xlarge with 16 vCPUs, 128 GiB RAM . Available in 2 regions starting from $1063.93 per month. A -35% cheaper alternative is available.
Instance Typer8gb.4xlarge
Instance FamilyMemory 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
4xlarge – Size
vCPUs16
Memory128 GiB
CPU Architecturearm64
ProcessorAWS Graviton4 Processor
Clock Speed2.8 GHz
Threads Per Core1
Accelerators
GPUno
Inference Acceleratorno
FPGAno
Instances
Sizesr8gb.medium, r8gb.large, r8gb.xlarge, r8gb.2xlarge, r8gb.4xlarge, r8gb.8xlarge, r8gb.12xlarge, r8gb.16xlarge, r8gb.24xlarge, r8gb.metal-24xl
Variantsr8g.4xlarge, r8gd.4xlarge, r8gn.4xlarge, r8i-flex.4xlarge, r8i.4xlarge
Free Tierno
Burstableno
Hibernationyes
Instance StorageEBS only
EBS (Elastic Block Store)
EBS Optimizeddefault
Encryptionsupported
NVMerequired
Dedicated Throughput25000 MBps
Optimized Baseline Bandwidth25000 Mbps
Optimized Baseline Throughput3125 Mbps
Optimized Baseline Performance120000 IOPS
Optimized Max Performance120000 IOPS
Optimized Max Bandwidth25000 Mbps
Optimized Max Throughput3125 Mbps
Networking
Networking Performance33.333 Gigabit
Enhanced Networkingyes
Max Interfaces8
Max Cards1
IPv4 Addresses per Interface30
IPv6 Addresses per Interface30
IPv6 Supportyes
ENA Supportrequired
EFA Supportno
Encryption in Transit Supportyes
ENA SRD Supportno

Regional Availability

US
GovCloud (US-East) / us-gov-east-1
GovCloud (US-West) / us-gov-west-1
US East (Ohio) / us-east-2
US East (Virginia) / us-east-1
US West (N. California) / us-west-1
US West (Oregon) / us-west-2
Central America
Mexico (Central) / mx-central-1
Canada
Canada (Central) / ca-central-1
Canada West (Calgary) / ca-west-1
Europe
Europe (Ireland) / eu-west-1
Europe (London) / eu-west-2
Europe (Frankfurt) / eu-central-1
Europe (Milan) / eu-south-1
Europe (Paris) / eu-west-3
Europe (Spain) / eu-south-2
Europe (Stockholm) / eu-north-1
Europe (Zurich) / eu-central-2
Africa
Africa (Cape Town) / af-south-1
South America
South America (São Paulo) / sa-east-1
Asia Pacific
Asia Pacific (Hong Kong) / ap-east-1
Asia Pacific (Hyderabad) / ap-south-2
Asia Pacific (Jakarta) / ap-southeast-3
Asia Pacific (Malaysia) / ap-southeast-5
Asia Pacific (Melbourne) / ap-southeast-4
Asia Pacific (Mumbai) / ap-south-1
Asia Pacific (New Zealand) / ap-southeast-6
Asia Pacific (Osaka) / ap-northeast-3
Asia Pacific (Seoul) / ap-northeast-2
Asia Pacific (Singapore) / ap-southeast-1
Asia Pacific (Sydney) / ap-southeast-2
Asia Pacific (Taipei) / ap-east-2
Asia Pacific (Thailand) / ap-southeast-7
Asia Pacific (Tokyo) / ap-northeast-1
Middle East
Israel (Tel Aviv) / il-central-1
Middle East (Bahrain) / me-south-1
Middle East (UAE) / me-central-1

Regional Prices

Geography
Region Name
Region
Savings Options
Instance Price
USUS East (Virginia)us-east-1compare1.4574
USUS West (Oregon)us-west-2compare1.4574
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Similar Alternative Instances

Instance Type
Region
vCPUs
Memory (GiB)
GPU Name
Instance Price
Price Diff %
r8g.4xlargeUS East (Virginia) (us-east-1)161280.9426-35%
r8gd.4xlargeUS East (Virginia) (us-east-1)161281.1757-19%
i8g.4xlargeUS East (Virginia) (us-east-1)161281.3728-6%
r8gb.4xlargeUS East (Virginia) (us-east-1)161281.45740%
r8gn.4xlargeUS East (Virginia) (us-east-1)161281.45740%