AWS Certification Course - AWS Certified Solutions Architect Training
                     Amazon EC2 Instance Types & Use Cases
AWS Certified Solutions Architect – Associate
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Introduction to EC2
 What is Amazon EC2?
 Purpose of EC2 in AWS architecture
• Importance of choosing the right instance type.
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EC2 Instance Families Overview
General classification:
oGeneral Purpose – Balanced compute, memory
oCompute Optimized – High-performance CPUs
oMemory Optimized – RAM-intensive workloads
o Storage Optimized – High IOPS workloads
oAccelerated Computing – GPU & FPGA 
workloads
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General Purpose Instances
 Families: t4g, t3, m6i, m5
 Use Cases:
oWeb servers
oDev/test environments
o Small to medium databases
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Compute Optimized Instances
 Families: c7g, c6i, c5
 Use Cases:
oHigh-performance web servers
o Scientific modelling
o Batch processing.
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Memory Optimized Instances
 Families: r6i, r5, x2idn, z1d
 Use Cases:
o In-memory databases (Redis, SAP HANA)
o Real-time big data analytics
oHigh-performance computing.
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Storage Optimized Instances
 Families: i4i, i3, d2, h1
 Use Cases:
oNoSQL databases (Cassandra, 
MongoDB)
oData warehousing
oHigh-speed transactional systems.
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Accelerated Computing Instances
 Families: p4, p3, inf1, g5
 Use Cases:
oMachine learning & AI inference
oVideo processing
o Computational fluid dynamics.
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Summary & Best Practices
 Match instance type to workload
 Consider cost vs performance
 Use Auto Scaling & Spot Instances where 
possible
 Monitor with CloudWatch
• Link to EC2 Pricing and Instance 
Selector.
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For More Information About
AWS Certified Solutions Architect
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Thank You
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