m8gd.16xlargevsr8gd.16xlarge
m8gd.16xlarge is 22% cheaper than r8gd.16xlarge on demand in US East (N. Virginia), saving $739.13 a month.
| At a glance | m8gd.16xlarge | r8gd.16xlarge |
|---|---|---|
| On-demand | $3.69/hr22% less | $4.703/hr |
| Lowest rate | $1.141/hr46% lessSpot, can be interrupted | $2.106/hrSpot, can be interrupted |
| Size | 64 vCPUs, 256 GiB | 64 vCPUs, 512 GiB |
| Processor | AWS Graviton4 Processor | AWS Graviton4 Processor |
| Architecture | arm64 | arm64 |
Prices in US East (N. Virginia)
“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.
| Option | m8gd.16xlarge | r8gd.16xlarge | r8gd.16xlarge vs m8gd.16xlarge |
|---|---|---|---|
| On-demandPay by the hour | $3.69 | $4.703 | ▲ 27% |
| SpotCan be interrupted | 69% off$1.141 | 55% off$2.106 | ▲ 85% |
| 1-yr savings planHourly commitment | 27% off$2.702 | 27% off$3.412 | ▲ 26% |
| 3-yr savings planHourly commitment | 50% off$1.857 | 49% off$2.416 | ▲ 30% |
Key differences
The biggest lead each one has.
Where m8gd.16xlarge leads
On-demand price$3.69 vs $4.703 per hour
22% cheaperWhere r8gd.16xlarge leads
Memory (GiB)512 vs 256
2× higherSpecs
3 of 40 specs differ. Those are in bold.
| ComputeAll 9 match | m8gd.16xlarge | r8gd.16xlarge |
|---|---|---|
| vCPUs | 64 | 64 |
| Physical cores | 64 | 64 |
| Threads per core | 1 | 1 |
| Architecture | arm64 | arm64 |
| Processor | AWS Graviton4 Processor | AWS Graviton4 Processor |
| CPU maker | AWS | AWS |
| Clock speed | 2.7 GHz | 2.7 GHz |
| Sustained clock | 2.8 GHz | 2.8 GHz |
| Burstable | No | No |
| Memory1 of 1 differ | m8gd.16xlarge | r8gd.16xlarge |
|---|---|---|
| Memory (GiB) | 256 | 512 |
| NetworkingAll 8 match | m8gd.16xlarge | r8gd.16xlarge |
|---|---|---|
| Network | 30 Gigabit | 30 Gigabit |
| Network baseline | 30 Gbps | 30 Gbps |
| Network peak | 30 Gbps | 30 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 15 | 15 |
| IPv4 addresses per interface | 50 | 50 |
| StorageAll 12 match | m8gd.16xlarge | r8gd.16xlarge |
|---|---|---|
| Storage | 2 x 1900 NVMe SSD | 2 x 1900 NVMe SSD |
| Local disks | 2 × 1,900 GB SSD | 2 × 1,900 GB SSD |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | 20000 Mbps | 20000 Mbps |
| EBS baseline bandwidth | 20,000 Mbps | 20,000 Mbps |
| EBS max bandwidth | 20,000 Mbps | 20,000 Mbps |
| EBS baseline throughput | 2,500 MB/s | 2,500 MB/s |
| EBS max throughput | 2,500 MB/s | 2,500 MB/s |
| EBS baseline IOPS | 80,000 | 80,000 |
| EBS max IOPS | 80,000 | 80,000 |
| Max EBS volumes | 48 | 48 |
| Instance details2 of 10 differ | m8gd.16xlarge | r8gd.16xlarge |
|---|---|---|
| Family | m8gd | r8gd |
| Category | General purpose | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | 128 | 128 |
| Bare metal | No | No |
| Hypervisor | Nitro | Nitro |
| Placement groups | Cluster, Partition, Spread | Cluster, Partition, Spread |
| Hibernation | No | No |
| Nitro Enclaves | Yes | Yes |
| Boot modes | UEFI | UEFI |
On-demand prices by region
Cheapest for m8gd.16xlarge first. Linux, USD per hour.
| Region | m8gd.16xlarge | r8gd.16xlarge | Difference |
|---|---|---|---|
| Asia Pacific (Mumbai)ap-south-1 | $2.454 | $3.041 | ▲ 24% |
| US East (N. Virginia)Used in summaryus-east-1 | $3.69 | $4.703 | ▲ 27% |
| US East (Ohio)us-east-2 | $3.69 | $4.703 | ▲ 27% |
| US West (Oregon)us-west-2 | $3.69 | $4.703 | ▲ 27% |
| Asia Pacific (Malaysia)ap-southeast-5 | $3.914 | $4.83 | ▲ 23% |
| EU (Stockholm)eu-north-1 | $3.919 | $4.965 | ▲ 27% |
| Canada (Central)ca-central-1 | $4.115 | $5.16 | ▲ 25% |
| EU (Ireland)eu-west-1 | $4.115 | $5.226 | ▲ 27% |
| Europe (Spain)eu-south-2 | $4.115 | $5.226 | ▲ 27% |
| EU (London)eu-west-2 | $4.278 | $5.519 | ▲ 29% |
| EU (Paris)eu-west-3 | $4.311 | $5.521 | ▲ 28% |
| US West (N. California)us-west-1 | $4.344 | $5.291 | ▲ 22% |
| EU (Frankfurt)eu-central-1 | $4.442 | $5.65 | ▲ 27% |
| Asia Pacific (Singapore)ap-southeast-1 | $4.605 | $5.683 | ▲ 23% |
| Asia Pacific (Melbourne)ap-southeast-4 | $4.637 | $5.683 | ▲ 23% |
| Asia Pacific (Sydney)ap-southeast-2 | $4.637 | $5.412 | ▲ 17% |
| AWS GovCloud (US-East)us-gov-east-1 | $4.672 | $5.65 | ▲ 21% |
| AWS GovCloud (US-West)us-gov-west-1 | $4.672 | $5.65 | ▲ 21% |
| Asia Pacific (Tokyo)ap-northeast-1 | $4.768 | $5.683 | ▲ 19% |
| South America (Sao Paulo)sa-east-1 | $5.878 | $7.446 | ▲ 27% |
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.