(All-cores)
(Single-core)
Specifications
Server Metadata
Vendor ID | alicloud |
Name | ecs.r9ae.4xlarge |
Description | ecs.r9ae family (16 vCPUs, 128 GiB RAM, 0 GB storage) |
Family | ecs.r9ae |
Hw Virt | - |
Status | active |
Observed At | 2026-10-28T13:49:57.202349 |
Availability
| REGION / ID | SPOT | ONDEMAND |
|---|
Processor
vCPUs | 16 |
Hypervisor | KVM |
CPU Allocation | Dedicated |
CPU Speed | 2.25 GHz |
CPU Architecture | x86_64 |
CPU Manufacturer | AMD |
CPU Family | EPYC |
CPU Model | 9T95 |
System Resources and Accelerators
| MEMORY | |
|---|---|
Memory Amount | 128 GiB |
| ACCELERATORS | |
|---|---|
Accelerator Count | 0 |
Accelerator Memory Min | 0 MiB |
Accelerator Memory Total | 0 MiB |
Accelerators |
| STORAGE | |
|---|---|
Storage Size | 0 GB |
Storages |
| NETWORK | |
|---|---|
Network Speed Baseline | 10 Gbps |
Inbound Traffic | 0 GB/month |
Outbound Traffic | 0 GB/month |
IPv4 | 0 |
Server Description
A memory-optimized virtual machine featuring dedicated AMD EPYC processors and a high memory-to-core ratio for database and caching workloads.
Alibaba Cloud ecs.r9ae.4xlarge is a memory-optimized virtual machine instance running on the KVM hypervisor. It is equipped with 16 dedicated vCPUs powered by AMD EPYC 9T95 processors at 2.25 GHz on the x86_64 architecture. The instance features 128.0 GB of system memory, establishing a high resource density of 8.0 GB of RAM per vCPU. It does not include local storage, requiring external block storage solutions, and provides a baseline network bandwidth of 10 Gbps. With its dedicated CPU allocation and high memory-to-core ratio, this instance is configured for memory-intensive workloads. It is suited for hosting relational databases, in-memory caches, enterprise applications, and data analytics tasks that require substantial memory capacity without the need for onboard local storage or integrated GPU acceleration.
Economics
Alternatives
Servers of the Same Family
| INSTANCE | vCPUs | MEMORY | Accelerators |
|---|---|---|---|
| ecs.r9ae.large | 2 | 16 GiB | 0 |
| ecs.r9ae.xlarge | 4 | 32 GiB | 0 |
| ecs.r9ae.2xlarge | 8 | 64 GiB | 0 |
| ecs.r9ae.8xlarge | 32 | 256 GiB | 0 |
| ecs.r9ae.12xlarge | 48 | 384 GiB | 0 |
| ecs.r9ae.16xlarge | 64 | 512 GiB | 0 |
| ecs.r9ae.24xlarge | 96 | 768 GiB | 0 |
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