(All-cores)
(Single-core)
Specifications
Server Metadata
Vendor ID | alicloud |
Name | ecs.r9i.16xlarge |
Description | ecs.r9i family (64 vCPUs, 512 GiB RAM, 0 GB storage) |
Family | ecs.r9i |
Hw Virt | - |
Status | active |
Observed At | 2026-11-02T00:16:49.558762 |
Availability
| REGION / ID | SPOT | ONDEMAND |
|---|
Processor
vCPUs | 64 |
Hypervisor | KVM |
CPU Allocation | Dedicated |
CPU Speed | 3.2 GHz |
CPU Architecture | x86_64 |
CPU Manufacturer | Intel |
CPU Family | Xeon |
CPU Model | 6982P-C |
System Resources and Accelerators
| MEMORY | |
|---|---|
Memory Amount | 512 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 | 28 Gbps |
Inbound Traffic | 0 GB/month |
Outbound Traffic | 0 GB/month |
IPv4 | 0 |
Server Description
A high-density memory-optimized instance featuring dedicated Intel Xeon processors and robust network bandwidth for demanding enterprise workloads.
Alibaba Cloud ecs.r9i.16xlarge is a memory-optimized virtual machine instance featuring 64 dedicated Intel Xeon 6982P-C vCPUs running at 3.2 GHz on the x86_64 architecture. Built on the KVM hypervisor, this instance provides 512.0 GB of RAM, establishing a high-density memory-to-core ratio of 8.0 GB per vCPU. It does not include local storage or integrated GPUs, relying instead on network-attached storage solutions. Network performance is supported by a baseline bandwidth of 28 Gbps. With its dedicated CPU allocation and substantial memory capacity, the ecs.r9i.16xlarge is engineered for memory-heavy workloads, making it highly suitable for large-scale databases, in-memory data stores, and enterprise applications requiring consistent compute and memory resources.
Economics
Alternatives
Servers of the Same Family
| INSTANCE | vCPUs | MEMORY | Accelerators |
|---|---|---|---|
| ecs.r9i.large | 2 | 16 GiB | 0 |
| ecs.r9i.xlarge | 4 | 32 GiB | 0 |
| ecs.r9i.2xlarge | 8 | 64 GiB | 0 |
| ecs.r9i.3xlarge | 12 | 96 GiB | 0 |
| ecs.r9i.4xlarge | 16 | 128 GiB | 0 |
| ecs.r9i.6xlarge | 24 | 192 GiB | 0 |
| ecs.r9i.8xlarge | 32 | 256 GiB | 0 |
Similar Servers
| INSTANCE | VENDOR | vCPUs | MEMORY | Accelerators |
|---|