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a1.2xlarge vs is4gen.2xlarge

Instance Typea1.2xlargeis4gen.2xlarge
Instance FamilyGeneral purposeStorage optimized
DetailsObsolete. Not recommended for use
Web servers, containerized microservices, caching fleets, distributed data stores, and dev environments.

a – ARM AWS Graviton Processor
1 – Generation
2xlarge – Size
NoSQL databases (like Cassandra, MongoDB, Redis), in-memory databases (such as Aerospike), scalable transactional databases, data warehousing, Elasticsearch, and analytics tasks.

is – IOPS / storage optimized with a one to six ratio of vCPU to memory
4 – Generation
g – AWS Graviton processor
e – Extra storage or memory
n – Network and EBS optimized
2xlarge – Size
vCPUs88
Memory16 GiB48 GiB
CPU Architecturearm64arm64
ProcessorAWS Graviton ProcessorAWS Graviton2 Processor
Clock Speed2.3 GHz2.5 GHz
Threads Per Core11
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesa1.2xlarge, a1.4xlarge, a1.large, a1.medium, a1.metal, a1.xlargeis4gen.2xlarge, is4gen.4xlarge, is4gen.8xlarge, is4gen.large, is4gen.medium, is4gen.xlarge
Free Tiernono
Burstablenono
Hibernationnoyes
Instance StorageEBS only1 x 7500 SSD
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughputup to 3500 MBpsup to 9500 MBps
Optimized Baseline Bandwidth1750 Mbps5000 Mbps
Optimized Baseline Throughput218.75 Mbps625 Mbps
Optimized Baseline Performance10000 IOPS20000 IOPS
Optimized Max Performance20000 IOPS40000 IOPS
Optimized Max Bandwidth3500 Mbps10000 Mbps
Optimized Max Throughput437.5 Mbps1250 Mbps
Networking
Networking PerformanceUp to 10 GigabitUp to 25 Gigabit
Enhanced Networkingyesyes
Max Interfaces44
Max Cards11
IPv4 Addresses per Interface1515
IPv6 Addresses per Interface1515
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportnoyes
ENA SRD Supportnono
Avg Price Diff1.00x5.70x

Regional Prices

Geography
Region
a1.2xlarge
is4gen.2xlarge
Asia PacificAsia Pacific (Mumbai) (ap-south-1)0.2040n/a
HiddenHidden (hidden-1)0.20401.2750
HiddenHidden (hidden-2)0.23041.2750
HiddenHidden (hidden-3)0.23281.3100
HiddenHidden (hidden-4)0.23521.3413
HiddenHidden (hidden-5)0.25681.3413
HiddenHidden (hidden-6)0.26641.3566
HiddenHidden (hidden-7)n/a1.3770
HiddenHidden (hidden-8)n/a1.3821
HiddenHidden (hidden-9)n/a1.3821
USUS East (Ohio) (us-east-2)0.20401.1526
USUS East (Virginia) (us-east-1)0.20401.1526
USUS West (Oregon) (us-west-2)n/a1.1526
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