r4.16xlarge.search
r4.16xlarge.search is an AWS OpenSearch size with 64 vCPUs, 488 GiB memory. In US East (N. Virginia) it costs $6.278 per hour on demand ($4,582.94 per month); a 1-year reserved instance with no upfront costs $4.332 per hour, 31% less. It is sold in 17 regions.
Prices by region
USD per hour. Reserved prices are no upfront, standard. Cheapest on-demand first.
| Region | On-demand | 1-yr reserved | 3-yr reserved |
|---|---|---|---|
| US East (N. Virginia) us-east-1 | $6.278 | $4.332 | $3.265 |
| US East (Ohio) us-east-2 | $6.278 | $4.332 | $3.265 |
| US West (Oregon) us-west-2 | $6.278 | $4.332 | $3.265 |
| Canada (Central) ca-central-1 | $6.891 | $4.755 | $3.583 |
| EU (Ireland) eu-west-1 | $6.994 | $4.826 | $3.637 |
| US West (N. California) us-west-1 | $6.994 | $4.826 | $3.637 |
| Asia Pacific (Mumbai) ap-south-1 | $7.174 | $4.95 | $3.73 |
| EU (London) eu-west-2 | $7.363 | $5.08 | $3.829 |
| EU (Paris) eu-west-3 | $7.363 | $5.08 | $3.829 |
| AWS GovCloud (US-East) us-gov-east-1 | $7.534 | $5.198 | $3.918 |
| AWS GovCloud (US-West) us-gov-west-1 | $7.534 | $5.198 | $3.918 |
| Asia Pacific (Tokyo) ap-northeast-1 | $7.555 | $5.213 | $3.929 |
| Asia Pacific (Seoul) ap-northeast-2 | $7.555 | $5.213 | $3.929 |
| Asia Pacific (Singapore) ap-southeast-1 | $7.555 | $5.213 | $3.929 |
| Asia Pacific (Sydney) ap-southeast-2 | $7.555 | $5.213 | $3.929 |
| EU (Frankfurt) eu-central-1 | $7.555 | $5.213 | $3.929 |
| South America (Sao Paulo) sa-east-1 | $13.216 | $9.119 | $6.872 |
Specs
| Compute | Value |
|---|---|
| vCPUs | 64 |
| Physical cores | 32 |
| Threads per core | 2 |
| CPU maker | Intel |
| Sustained clock | 2.3 GHz |
| Burstable | No |
| ECU | 195 |
| Memory | Value |
|---|---|
| Memory (GiB) | 488 |
| Networking | Value |
|---|---|
| Network baseline | 25 Gbps |
| Network peak | 25 Gbps |
| Storage | Value |
|---|---|
| Storage | EBS Only |
| EBS baseline bandwidth | 14,000 Mbps |
| EBS max bandwidth | 14,000 Mbps |
| EBS baseline throughput | 1,750 MB/s |
| EBS max throughput | 1,750 MB/s |
| EBS baseline IOPS | 75,000 |
| EBS max IOPS | 75,000 |
| Cluster | Value |
|---|---|
| Node roles | Data, Dedicated manager |
| UltraWarm | Yes |
| Instance details | Value |
|---|---|
| Instance type | r4.16xlarge.search |
| Family | r4 |
| Category | Memory optimized |
| Current generation | Yes |
| Other | Value |
|---|---|
| Hardware Basis | r4.16xlarge |
Compare r4.16xlarge.search
Other generations
Other r4 sizes
| Size | vCPUs | Memory (GiB) | On-demand /hr |
|---|---|---|---|
| r4.large.search | 2 | 15.25 | $0.196 |
| r4.xlarge.search | 4 | 30.5 | $0.392 |
| r4.2xlarge.search | 8 | 61 | $0.785 |
| r4.4xlarge.search | 16 | 122 | $1.569 |
| r4.8xlarge.search | 32 | 244 | $3.139 |
| r4.16xlarge.search | 64 | 488 | $6.278 |
Prices updated 2026-11-12 from AWS public price lists. Compare all AWS OpenSearch sizes.