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a1.2xlarge vs inf1.2xlarge

Instance Typea1.2xlargeinf1.2xlarge
Instance FamilyGeneral purposeMachine Learning ASIC
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
Machine Learning (ML) inference

inf – AWS Inferentia
1 – Generation
2xlarge – Size
vCPUs88
Memory16 GiB16 GiB
CPU Architecturearm64x86_64
ProcessorAWS Graviton ProcessorIntel Xeon Platinum 8275CL (Cascade Lake)
Clock Speed2.3 GHz2.5 GHz
Threads Per Core12
Accelerators
GPUnono
GPUs1
Inference Acceleratornoyes
Inference Accelerator NameInferentia
Inference Accelerator ManufacturerAWS
Inference Accelerator Count1
FPGAnono
Instances
Sizesa1.2xlarge, a1.4xlarge, a1.large, a1.medium, a1.metal, a1.xlargeinf1.24xlarge, inf1.2xlarge, inf1.6xlarge, inf1.xlarge
SageMakerml.inf1.2xlarge
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughputup to 3500 MBps875 MBps
Optimized Baseline Bandwidth1750 Mbps1190 Mbps
Optimized Baseline Throughput218.75 Mbps148.75 Mbps
Optimized Baseline Performance10000 IOPS6000 IOPS
Optimized Max Performance20000 IOPS20000 IOPS
Optimized Max Bandwidth3500 Mbps4750 Mbps
Optimized Max Throughput437.5 Mbps593.75 Mbps
Networking
Networking PerformanceUp to 10 GigabitUp to 25 Gigabit
Enhanced Networkingyesno
Max Interfaces44
Max Cards11
IPv4 Addresses per Interface1510
IPv6 Addresses per Interface1510
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportnoyes
ENA SRD Supportnono
Avg Price Diff1.00x1.94x

Regional Prices

Geography
Region
a1.2xlarge
inf1.2xlarge
Asia PacificAsia Pacific (Mumbai) (ap-south-1)0.2040n/a
HiddenHidden (hidden-1)0.20400.3810
HiddenHidden (hidden-10)n/a0.4460
HiddenHidden (hidden-11)n/a0.4530
HiddenHidden (hidden-12)n/a0.4530
HiddenHidden (hidden-13)n/a0.4560
HiddenHidden (hidden-14)n/a0.4560
HiddenHidden (hidden-15)n/a0.4890
HiddenHidden (hidden-16)n/a0.4890
HiddenHidden (hidden-17)n/a0.5580
HiddenHidden (hidden-18)n/a0.5980
HiddenHidden (hidden-2)0.23040.3850
HiddenHidden (hidden-3)0.23280.4030
HiddenHidden (hidden-4)0.23520.4030
HiddenHidden (hidden-5)0.25680.4230
HiddenHidden (hidden-6)0.26640.4240
HiddenHidden (hidden-7)n/a0.4240
HiddenHidden (hidden-8)n/a0.4350
HiddenHidden (hidden-9)n/a0.4440
USUS East (Ohio) (us-east-2)0.20400.3620
USUS East (Virginia) (us-east-1)0.20400.3620
USUS West (Oregon) (us-west-2)n/a0.3620
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