a1.4xlarge vs x8g.4xlarge

Instance Typea1.4xlargex8g.4xlarge
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
4xlarge – Size
In-memory databases (like SAP HANA), big data engines (such as Apache Spark, Presto), high-performance computing (HPC), and memory-heavy enterprise apps.

x – Extreme RAM / memory intensive
8 – Generation
g – AWS Graviton processor
4xlarge – Size
vCPUs1616
Memory32 GiB256 GiB
CPU Architecturearm64arm64
ProcessorAWS Graviton ProcessorAWS Graviton4 Processor
Clock Speed2.3 GHz2.8 GHz
Threads Per Core11
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesa1.2xlarge, a1.4xlarge, a1.large, a1.medium, a1.metal, a1.xlargex8g.12xlarge, x8g.16xlarge, x8g.24xlarge, x8g.2xlarge, x8g.48xlarge, x8g.4xlarge, x8g.8xlarge, x8g.large, x8g.medium, x8g.metal-24xl, x8g.metal-48xl, x8g.xlarge
Variantsx8i.4xlarge
Free Tiernono
Burstablenono
Hibernationnono
Instance StorageEBS onlyEBS only
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughput3500 MBpsup to 10240 MBps
Optimized Baseline Bandwidth3500 Mbps5000 Mbps
Optimized Baseline Throughput437.5 Mbps625 Mbps
Optimized Baseline Performance20000 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 15 Gigabit
Enhanced Networkingyesyes
Max Interfaces88
Max Cards11
IPv4 Addresses per Interface3030
IPv6 Addresses per Interface3030
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportnoyes
ENA SRD Supportnono
Avg Price Diff1.00x3.91x

Regional Prices

US Dollar ($)
Per Hour
Linux
Shared Tenancy
On Demand
Geography
Region
a1.4xlarge
x8g.4xlarge
Asia PacificAsia Pacific (Mumbai) (ap-south-1)0.4080n/a
HiddenHidden (hidden-1)0.40801.7797
HiddenHidden (hidden-2)0.46081.8720
HiddenHidden (hidden-3)0.46561.8758
HiddenHidden (hidden-4)0.47042.1848
HiddenHidden (hidden-5)0.5136n/a
HiddenHidden (hidden-6)0.5328n/a
USUS East (Ohio) (us-east-2)0.40801.5632
USUS East (Virginia) (us-east-1)0.40801.5632
USUS West (Oregon) (us-west-2)n/a1.5632
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