r5b.12xlarge

Amazon Web Services EC2 instance r5b.12xlarge is in the memory optimized family with 48 vCPUs and 384 GiB of memory. Available in 14 regions.
Instance Typer5b.12xlarge
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.

rRAM / memory optimized
5 – Generation
b – EBS optimized
12xlarge – Size
vCPUs48
Memory384 GiB
CPU Architecturex86_64
ProcessorIntel Xeon Platinum 8259 (Cascade Lake)
Clock Speed3.1 GHz
Accelerators
GPUno
Inference Acceleratorno
FPGAno
Instances
Sizesr5b.large, r5b.xlarge, r5b.2xlarge, r5b.4xlarge, r5b.8xlarge, r5b.12xlarge, r5b.16xlarge, r5b.24xlarge, r5b.metal
Variantsr5.12xlarge, r5a.12xlarge, r5ad.12xlarge, r5d.12xlarge, r5dn.12xlarge, r5n.12xlarge
RDSdb.r5b.12xlarge
Free Tierno
Burstableno
Hibernationno
Instance StorageEBS only
EBS (Elastic Block Store)
EBS Optimizeddefault
Encryptionsupported
NVMerequired
Dedicated Throughput30720 MBps
Optimized Baseline Bandwidth30000 Mbps
Optimized Baseline Throughput3750 Mbps
Optimized Baseline Performance130000 IOPS
Optimized Max Performance130000 IOPS
Optimized Max Bandwidth30000 Mbps
Optimized Max Throughput3750 Mbps
Networking
Networking Performance10 Gigabit
Enhanced Networkingyes
Max Interfaces8
Max Cards1
IPv4 Addresses per Interface30
IPv6 Addresses per Interface30
IPv6 Supportyes
ENA Supportrequired
EFA Supportno
Encryption in Transit Supportno
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
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 (Melbourne) / ap-southeast-4
Asia Pacific (Mumbai) / ap-south-1
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 (Tokyo) / ap-northeast-1
Israel
Israel (Tel Aviv) / il-central-1
Middle East
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-1compare3.5760
USUS East (Ohio)us-east-2compare3.5760
USUS West (Oregon)us-west-2compare3.5760
HiddenHiddenhidden-1compare3.7906
HiddenHiddenhidden-2compare3.9120
HiddenHiddenhidden-3compare4.0080
HiddenHiddenhidden-4compare4.2000
HiddenHiddenhidden-5compare4.2000
HiddenHiddenhidden-6compare4.2720
HiddenHiddenhidden-7compare4.2720
HiddenHiddenhidden-8compare4.2720
HiddenHiddenhidden-10compare4.3440
HiddenHiddenhidden-9compare4.3440
HiddenHiddenhidden-11compare5.6880
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Similar Alternative Instances

Instance Type
Region
vCPUs
Memory (GiB)
GPU Name
Instance Price
Price Diff %
r6a.12xlargeUS East (Virginia) (us-east-1)483842.7216-24%
r7i.12xlargeUS East (Virginia) (us-east-1)483843.1752-11%
r5b.12xlargeUS East (Virginia) (us-east-1)483843.57600%
r5dn.12xlargeUS East (Virginia) (us-east-1)483844.008012%
i4i.12xlargeUS East (Virginia) (us-east-1)483844.118015%