a1.large

Amazon EC2 A1 instances deliver significant cost savings for scale-out and Arm-based applications such as web servers, containerized microservices, caching fleets, and distributed data stores that are supported by the extensive Arm ecosystem.

The a1.large is a aws ec2 instance type featuring multiple vCPUs and optimized memory, commonly used for ec2 workloads.

Last updated at Mon May 04 2026
Instance Info
Compute Value
vCPUs 2
Memory 4 GiB
Physical Processor AWS Graviton Processor
Clock Speed 2.3 GHz
CPU Architecture 64-bit
GPU Memory NA
Network Value
Network Performance Up to 10 Gigabit
Enhanced Networking Yes
Storage Value
Storage EBS only
EBS Throughput Up to 3500 Mbps
Amazon Value
Current Generation No
Instance Type a1.large
Family General purpose
Family Instances
Instance vCPUs Memory
a1.medium 1 2
a1.large 2 4
a1.xlarge 4 8
a1.2xlarge 8 16
a1.4xlarge 16 32
Related Instances
Instance vCPUs Memory
c8gn.large 2 4 GiB
c8a.large 2 4 GiB
c8gb.large 2 4 GiB
c8g.large 2 4 GiB
c8i.large 2 4 GiB