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Elastic Container Instance:Create an instance with an x86 instance type

Last Updated:Jun 17, 2026

You can create an ECI instance by specifying an x86-based ECS instance type.

Instance types

x86-based instance types are categorized as enterprise-level or shared, depending on their suitability for enterprise workloads.

Enterprise-level x86 computing instance families

x86-based instance types are built on the x86 architecture. Each vCPU corresponds to a hyper-thread of a processor core. They deliver stable performance and are suitable for various types and sizes of enterprise applications, database systems, video encoding and decoding, and data analytics.

Category

Enterprise-level x86 instance family

General-purpose

g9ae, g9a, g9i, g8a, g8i, g7a, g7, g6e, g6a, g6, g5, sn2ne, sn2

Compute-optimized

c9ae, c9a, c9i, c8a, c8i, c7a, c7, c6e, c6a, c6, c5, sn1ne, sn1

Memory-optimized

r9ae, r9a, r9i, r8a, r8i, r7a, r7, r6e, r6a, r6, r5, se1ne, se1

General-purpose computing

u2a, u2i, u1

Compute-intensive

ic5

High clock speed

  • hfg8i, hfg7, hfg6, hfg5

  • hfc8i, hfc7, hfc6, hfc5

  • hfr8i, hfr7

Big data

d1, d1ne

Local SSD

i2, i2g

Memory-enhanced

re6

Shared x86 computing instance families

Shared instance types are designed for small and medium-sized websites or individual developers. Compared with enterprise-level instance types, shared instance types use shared resources. This means the computing performance of an instance cannot be guaranteed, but the cost is lower.

Category

Shared x86 instance family

Economy

e

Note

Some of the preceding instance families, such as i2 and d1ne, include local disks. To attach a local disk, you must configure a volume. For more information, see Create an instance by specifying a local disk instance type.

For more information about ECS instance types, see the following topics:

Configuration

OpenAPI

To create an ECI instance by calling the CreateContainerGroup operation, use the InstanceType parameter to specify ECS instance types. For more information, see CreateContainerGroup.

Parameter

Type

Example

Description

InstanceType

String

ecs.c6.xlarge,ecs.g6.xlarge

The ECS instance type. You can specify up to five instance types. Separate the instance types with commas (,).

Console

When you create an ECI instance in the Elastic Container Instance console, on the Container Group Configurations page, click the Specify Instance Type tab. You can then select an x86 instance type.

Note
  • You can filter instance types by entering the number of vCPUs, the memory size, or a specific instance type. You can also filter the list by using the Processor column.

  • If you select an x86 instance type that has a local disk, use OpenAPI. The console does not support attaching local disks.