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.
| Size | vCPUs | Memory (GiB) |
|---|---|---|
| a1.medium | 1 | 2 |
| a1.large | 2 | 4 |
| a1.xlarge | 4 | 8 |
| a1.2xlarge | 8 | 16 |
| a1.4xlarge | 16 | 32 |
| Compute | Value |
|---|---|
| vCPUs | 4 |
| Memory | 8 GiB |
| Physical Processor | AWS Graviton Processor |
| Clock Speed | 2.3 GHz |
| CPU Architecture | 64-bit |
| GPU | NA |
| GPU Memory | NA |
| Networking | Value |
|---|---|
| Network Performance | Up to 10 Gbps |
| Enhanced Networking | Yes |
| Storage | Value |
|---|---|
| Storage | EBS only |
| EBS Throughput | Up to 3500 Mbps |
| Amazon | Value |
|---|---|
| Current Generation | No |
| Instance Type | a1.xlarge |
| Family | General purpose |