r5dn.8xlargevsr6idn.8xlarge
r5dn.8xlarge is 15% cheaper than r6idn.8xlarge on demand in US East (N. Virginia), saving $331.57 a month.
| At a glance | r5dn.8xlarge | r6idn.8xlarge |
|---|---|---|
| On-demand | $2.672/hr15% less | $3.126/hr |
| Lowest rate | $0.7899/hr9% lessSpot, can be interrupted | $0.8698/hrSpot, can be interrupted |
| Size | 32 vCPUs, 256 GiB | 32 vCPUs, 256 GiB |
| Processor | Intel Xeon Platinum 8259 (Cascade Lake) | Intel Xeon 8375C (Ice Lake) |
| Architecture | x86_64 | x86_64 |
Prices in US East (N. Virginia)
“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.
| Option | r5dn.8xlarge | r6idn.8xlarge | r6idn.8xlarge vs r5dn.8xlarge |
|---|---|---|---|
| On-demandPay by the hour | $2.672 | $3.126 | ▲ 17% |
| SpotCan be interrupted | 70% off$0.7899 | 72% off$0.8698 | ▲ 10% |
| 1-yr reservedNo upfront | 37% off$1.683 | 37% off$1.97 | ▲ 17% |
| 3-yr reservedNo upfront | 59% off$1.088 | 59% off$1.273 | ▲ 17% |
| 1-yr savings planHourly commitment | 28% off$1.936 | 28% off$2.265 | ▲ 17% |
| 3-yr savings planHourly commitment | 53% off$1.25 | 53% off$1.462 | ▲ 17% |
Key differences
The biggest lead each one has.
Where r5dn.8xlarge leads
On-demand price$2.672 vs $3.126 per hour
15% cheaperWhere r6idn.8xlarge leads
EBS baseline bandwidth25,000 Mbps vs 6,800 Mbps
3.7× higherNetwork baseline50 Gbps vs 25 Gbps
2× higherClock speed3.5 GHz vs 3.1 GHz
13% higherSpecs
18 of 41 specs differ. Those are in bold.
| Compute4 of 10 differ | r5dn.8xlarge | r6idn.8xlarge |
|---|---|---|
| vCPUs | 32 | 32 |
| Physical cores | 16 | 16 |
| Threads per core | 2 | 2 |
| Architecture | x86_64 | x86_64 |
| Processor | Intel Xeon Platinum 8259 (Cascade Lake) | Intel Xeon 8375C (Ice Lake) |
| CPU maker | Intel | Intel |
| Clock speed | 3.1 GHz | 3.5 GHz |
| Sustained clock | 3.1 GHz | 3.5 GHz |
| Processor features | – | Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo |
| Burstable | No | No |
| MemoryAll 1 match | r5dn.8xlarge | r6idn.8xlarge |
|---|---|---|
| Memory (GiB) | 256 | 256 |
| Networking3 of 8 differ | r5dn.8xlarge | r6idn.8xlarge |
|---|---|---|
| Network | 25 Gigabit | 50000 Megabit |
| Network baseline | 25 Gbps | 50 Gbps |
| Network peak | 25 Gbps | 50 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 8 | 8 |
| IPv4 addresses per interface | 30 | 30 |
| Storage10 of 12 differ | r5dn.8xlarge | r6idn.8xlarge |
|---|---|---|
| Storage | 2 x 600 NVMe SSD | 1 x 1900 NVMe SSD |
| Local disks | 2 × 600 GB SSD | 1 × 1,900 GB SSD |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | 5000 Mbps | 25000 Mbps |
| EBS baseline bandwidth | 6,800 Mbps | 25,000 Mbps |
| EBS max bandwidth | 6,800 Mbps | 25,000 Mbps |
| EBS baseline throughput | 850 MB/s | 3,125 MB/s |
| EBS max throughput | 850 MB/s | 3,125 MB/s |
| EBS baseline IOPS | 30,000 | 100,000 |
| EBS max IOPS | 30,000 | 100,000 |
| Max EBS volumes | 25 | 26 |
| Instance details1 of 10 differ | r5dn.8xlarge | r6idn.8xlarge |
|---|---|---|
| Family | r5dn | r6idn |
| Category | Memory optimized | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | 64 | 64 |
| Bare metal | No | No |
| Hypervisor | Nitro | Nitro |
| Placement groups | Cluster, Partition, Spread | Cluster, Partition, Spread |
| Hibernation | No | No |
| Nitro Enclaves | Yes | Yes |
| Boot modes | Legacy BIOS, UEFI | Legacy BIOS, UEFI |
On-demand prices by region
Cheapest for r5dn.8xlarge first. Linux, USD per hour.
| Region | r5dn.8xlarge | r6idn.8xlarge | Difference |
|---|---|---|---|
| US East (N. Virginia)Used in summaryus-east-1 | $2.672 | $3.126 | ▲ 17% |
| US East (Ohio)us-east-2 | $2.672 | $3.126 | ▲ 17% |
| US West (Oregon)us-west-2 | $2.672 | $3.126 | ▲ 17% |
| EU (Stockholm)eu-north-1 | $2.832 | $3.313 | ▲ 17% |
| EU (Ireland)eu-west-1 | $2.976 | $3.482 | ▲ 17% |
| EU (Paris)eu-west-3 | $3.136 | $3.669 | ▲ 17% |
| EU (Frankfurt)eu-central-1 | $3.184 | $3.725 | ▲ 17% |
| Asia Pacific (Singapore)ap-southeast-1 | $3.20 | $3.744 | ▲ 17% |
| AWS GovCloud (US-West)us-gov-west-1 | $3.216 | $3.763 | ▲ 17% |
| Asia Pacific (Tokyo)ap-northeast-1 | $3.248 | $3.80 | ▲ 17% |
| Asia Pacific (Sydney)ap-southeast-2 | $3.264 | $3.819 | ▲ 17% |
Keep exploring
Each type’s own page, and how it compares with others.
AWS EC2 Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.