a1.2xlarge vs trn1.2xlarge

Instance Typea1.2xlargetrn1.2xlarge
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) training

trn – AWS Trainium
1 – Generation
2xlarge – Size
vCPUs88
Memory16 GiB32 GiB
CPU Architecturen/ax86_64
ProcessorAWS Graviton ProcessorIntel Xeon Scalable (Icelake)
Clock Speed3.5 GHz
Threads Per Core02
Accelerators
GPUnono
GPUs1
Inference Acceleratornono
Accelerator Memory32 GiB
FPGAnono
Instances
Sizesa1.2xlarge, a1.4xlarge, a1.large, a1.medium, a1.metal, a1.xlargetrn1.2xlarge, trn1.32xlarge
SageMakerml.trn1.2xlarge
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS only1 x 475 NVMe SSD
EBS (Elastic Block Store)
EBS Optimizeddefault
Encryptionsupported
NVMerequired
Dedicated Throughputup to 3500 MBpsup to 20480 MBps
Optimized Baseline Bandwidth5000 Mbps
Optimized Baseline Throughput625 Mbps
Optimized Baseline Performance16250 IOPS
Optimized Max Performance65000 IOPS
Optimized Max Bandwidth20000 Mbps
Optimized Max Throughput2500 Mbps
Networking
Networking PerformanceUp to 10 Gigabit12500 Megabit
Enhanced Networkingyesyes
Max Interfaces4
Max Cards1
IPv4 Addresses per Interface15
IPv6 Addresses per Interface15
IPv6 Supportnoyes
ENA Supportrequired
EFA Supportnono
Encryption in Transit Supportnoyes
ENA SRD Supportnono
Avg Price Diff1.00x5.94x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
a1.2xlarge
trn1.2xlarge
Asia PacificAsia Pacific (Mumbai) (ap-south-1)0.2040n/a
HiddenHidden (hidden-1)0.2040n/a
HiddenHidden (hidden-2)0.2304n/a
HiddenHidden (hidden-3)0.2328n/a
HiddenHidden (hidden-4)0.2352n/a
HiddenHidden (hidden-5)0.2568n/a
HiddenHidden (hidden-6)0.2664n/a
USUS East (Ohio) (us-east-2)0.20401.3438
USUS East (Virginia) (us-east-1)0.20401.3438
USUS West (Oregon) (us-west-2)n/a1.3438
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