a1.xlarge vs r9gd.xlarge

Instance Typea1.xlarger9gd.xlarge
Instance FamilyGeneral purposeMemory 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
xlarge – Size
High-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
9 – Generation
g – AWS Graviton processor
d – Instance store volume
xlarge – Size
vCPUs44
Memory8 GiB32 GiB
CPU Architecturearm64arm64
ProcessorAWS Graviton ProcessorAWS Graviton5 Processor
Clock Speed2.3 GHz3.3 GHz
Threads Per Core11
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesa1.2xlarge, a1.4xlarge, a1.large, a1.medium, a1.metal, a1.xlarger9gd.12xlarge, r9gd.16xlarge, r9gd.24xlarge, r9gd.2xlarge, r9gd.48xlarge, r9gd.4xlarge, r9gd.8xlarge, r9gd.large, r9gd.medium, r9gd.metal-48xl, r9gd.xlarge
Generationsr6gd.xlarge, r7gd.xlarge, r8gd.xlarge, r9gd.xlarge
Variantsr9g.xlarge
Free Tiernono
Burstablenono
Hibernationnoyes
Instance StorageEBS only1 x 237 NVMe SSD
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughputup to 3500 MBpsup to 12000 MBps
Optimized Baseline Bandwidth800 Mbps1500 Mbps
Optimized Baseline Throughput100 Mbps187.5 Mbps
Optimized Baseline Performance6000 IOPS6000 IOPS
Optimized Max Performance20000 IOPS48000 IOPS
Optimized Max Bandwidth3500 Mbps12000 Mbps
Optimized Max Throughput437.5 Mbps1500 Mbps
Networking
Networking PerformanceUp to 10 GigabitUp to 15 Gigabit
Enhanced Networkingyesyes
Max Interfaces44
Max Cards11
IPv4 Addresses per Interface1530
IPv6 Addresses per Interface1530
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportnoyes
ENA SRD Supportnono
Avg Price Diff1.00x2.97x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
a1.xlarge
r9gd.xlarge
Asia PacificAsia Pacific (Mumbai) (ap-south-1)0.1020n/a
HiddenHidden (hidden-1)0.10200.3849
HiddenHidden (hidden-2)0.1152n/a
HiddenHidden (hidden-3)0.1164n/a
HiddenHidden (hidden-4)0.1176n/a
HiddenHidden (hidden-5)0.1284n/a
HiddenHidden (hidden-6)0.1332n/a
USUS East (Ohio) (us-east-2)0.10200.3204
USUS East (Virginia) (us-east-1)0.10200.3204
USUS West (Oregon) (us-west-2)n/a0.3204
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