m8idn.32xlargevsr8idn.32xlarge
m8idn.32xlarge is 19% cheaper than r8idn.32xlarge on demand in US East (N. Virginia), saving $2,033.71 a month.
| At a glance | m8idn.32xlarge | r8idn.32xlarge |
|---|---|---|
| On-demand | $12.22/hr19% less | $15.006/hr |
| Lowest rate | $3.877/hr19% lessSpot, can be interrupted | $4.764/hrSpot, can be interrupted |
| Size | 128 vCPUs, 512 GiB | 128 vCPUs, 1024 GiB |
| Processor | Intel Xeon Scalable (Granite Rapids) | Intel Xeon Scalable (Granite Rapids) |
| 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 | m8idn.32xlarge | r8idn.32xlarge | r8idn.32xlarge vs m8idn.32xlarge |
|---|---|---|---|
| On-demandPay by the hour | $12.22 | $15.006 | ▲ 23% |
| SpotCan be interrupted | 68% off$3.877 | 68% off$4.764 | ▲ 23% |
| 1-yr savings planHourly commitment | 27% off$8.931 | 28% off$10.872 | ▲ 22% |
| 3-yr savings planHourly commitment | 55% off$5.463 | 53% off$7.016 | ▲ 28% |
Key differences
The biggest lead each one has.
Where m8idn.32xlarge leads
On-demand price$12.22 vs $15.006 per hour
19% cheaperWhere r8idn.32xlarge leads
Memory (GiB)1,024 vs 512
2× higherSpecs
3 of 41 specs differ. Those are in bold.
| ComputeAll 10 match | m8idn.32xlarge | r8idn.32xlarge |
|---|---|---|
| vCPUs | 128 | 128 |
| Physical cores | 64 | 64 |
| Threads per core | 2 | 2 |
| Architecture | x86_64 | x86_64 |
| Processor | Intel Xeon Scalable (Granite Rapids) | Intel Xeon Scalable (Granite Rapids) |
| CPU maker | Intel | Intel |
| Clock speed | 3.9 GHz | 3.9 GHz |
| Sustained clock | 3.9 GHz | 3.9 GHz |
| Processor features | Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMX | Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMX |
| Burstable | No | No |
| Memory1 of 1 differ | m8idn.32xlarge | r8idn.32xlarge |
|---|---|---|
| Memory (GiB) | 512 | 1,024 |
| NetworkingAll 8 match | m8idn.32xlarge | r8idn.32xlarge |
|---|---|---|
| Network | 200 Gigabit | 200 Gigabit |
| Network baseline | 200 Gbps | 200 Gbps |
| Network peak | 200 Gbps | 200 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 16 | 16 |
| IPv4 addresses per interface | 64 | 64 |
| StorageAll 12 match | m8idn.32xlarge | r8idn.32xlarge |
|---|---|---|
| Storage | 2 x 3800 NVMe SSD | 2 x 3800 NVMe SSD |
| Local disks | 2 × 3,800 GB SSD | 2 × 3,800 GB SSD |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | 40000 Mbps | 40000 Mbps |
| EBS baseline bandwidth | 40,000 Mbps | 40,000 Mbps |
| EBS max bandwidth | 40,000 Mbps | 40,000 Mbps |
| EBS baseline throughput | 5,000 MB/s | 5,000 MB/s |
| EBS max throughput | 5,000 MB/s | 5,000 MB/s |
| EBS baseline IOPS | 160,000 | 160,000 |
| EBS max IOPS | 160,000 | 160,000 |
| Max EBS volumes | 88 | 88 |
| Instance details2 of 10 differ | m8idn.32xlarge | r8idn.32xlarge |
|---|---|---|
| Family | m8idn | r8idn |
| Category | General purpose | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | 256 | 256 |
| 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 m8idn.32xlarge first. Linux, USD per hour.
| Region | m8idn.32xlarge | r8idn.32xlarge | Difference |
|---|---|---|---|
| US East (N. Virginia)Used in summaryus-east-1 | $12.22 | $15.006 | ▲ 23% |
| US East (Ohio)us-east-2 | $12.22 | $15.006 | ▲ 23% |
| US West (Oregon)us-west-2 | $12.22 | $15.006 | ▲ 23% |
| Europe (Spain)eu-south-2 | $13.377 | $16.713 | ▲ 25% |
| EU (Ireland)eu-west-1 | $13.658 | $16.713 | ▲ 22% |
| Asia Pacific (Tokyo)ap-northeast-1 | $15.725 | $18.241 | ▲ 16% |
Keep exploring
Each type’s own page, and how it compares with others.
m8idn.32xlarge
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r8idn.32xlarge
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AWS EC2 Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.