m8g.4xlargevsr8g.4xlarge
m8g.4xlarge is 24% cheaper than r8g.4xlarge on demand in US East (N. Virginia), saving $163.89 a month.
| At a glance | m8g.4xlarge | r8g.4xlarge |
|---|---|---|
| On-demand | $0.7181/hr24% less | $0.9426/hr |
| Lowest rate | $0.2207/hr12% lessSpot, can be interrupted | $0.2495/hrSpot, can be interrupted |
| Size | 16 vCPUs, 64 GiB | 16 vCPUs, 128 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 | m8g.4xlarge | r8g.4xlarge | r8g.4xlarge vs m8g.4xlarge |
|---|---|---|---|
| On-demandPay by the hour | $0.7181 | $0.9426 | ▲ 31% |
| SpotCan be interrupted | 69% off$0.2207 | 74% off$0.2495 | ▲ 13% |
| 1-yr reservedNo upfront | 34% off$0.475 | 34% off$0.6235 | ▲ 31% |
| 3-yr reservedNo upfront | 55% off$0.3257 | 55% off$0.4276 | ▲ 31% |
| 1-yr savings planHourly commitment | 27% off$0.5276 | 28% off$0.6829 | ▲ 29% |
| 3-yr savings planHourly commitment | 49% off$0.3642 | 48% off$0.4917 | ▲ 35% |
Key differences
The biggest lead each one has.
Where m8g.4xlarge leads
On-demand price$0.7181 vs $0.9426 per hour
24% cheaperWhere r8g.4xlarge leads
Memory (GiB)128 vs 64
2× higherSpecs
3 of 39 specs differ. Those are in bold.
| ComputeAll 9 match | m8g.4xlarge | r8g.4xlarge |
|---|---|---|
| vCPUs | 16 | 16 |
| Physical cores | 16 | 16 |
| 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 | m8g.4xlarge | r8g.4xlarge |
|---|---|---|
| Memory (GiB) | 64 | 128 |
| NetworkingAll 8 match | m8g.4xlarge | r8g.4xlarge |
|---|---|---|
| Network | Up to 15 Gigabit | Up to 15 Gigabit |
| Network baseline | 7.5 Gbps | 7.5 Gbps |
| Network peak | 15 Gbps | 15 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 8 | 8 |
| IPv4 addresses per interface | 30 | 30 |
| StorageAll 11 match | m8g.4xlarge | r8g.4xlarge |
|---|---|---|
| Storage | EBS only | EBS only |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | Up to 10 Gbps | Up to 10 Gbps |
| EBS baseline bandwidth | 5,000 Mbps | 5,000 Mbps |
| EBS max bandwidth | 10,000 Mbps | 10,000 Mbps |
| EBS baseline throughput | 625 MB/s | 625 MB/s |
| EBS max throughput | 1,250 MB/s | 1,250 MB/s |
| EBS baseline IOPS | 20,000 | 20,000 |
| EBS max IOPS | 40,000 | 40,000 |
| Max EBS volumes | 32 | 32 |
| Instance details2 of 10 differ | m8g.4xlarge | r8g.4xlarge |
|---|---|---|
| Family | m8g | r8g |
| Category | General purpose | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | 32 | 32 |
| Bare metal | No | No |
| Hypervisor | Nitro | Nitro |
| Placement groups | Cluster, Partition, Spread | Cluster, Partition, Spread |
| Hibernation | Yes | Yes |
| Nitro Enclaves | Yes | Yes |
| Boot modes | UEFI | UEFI |
On-demand prices by region
Cheapest for m8g.4xlarge first. Linux, USD per hour.
| Region | m8g.4xlarge | r8g.4xlarge | Difference |
|---|---|---|---|
| Asia Pacific (Hyderabad)ap-south-2 | $0.5133 | $0.6606 | ▲ 29% |
| Asia Pacific (Mumbai)ap-south-1 | $0.5133 | $0.6606 | ▲ 29% |
| US East (N. Virginia)Used in summaryus-east-1 | $0.7181 | $0.9426 | ▲ 31% |
| US East (Ohio)us-east-2 | $0.7181 | $0.9426 | ▲ 31% |
| US West (Oregon)us-west-2 | $0.7181 | $0.9426 | ▲ 31% |
| Mexico (Central)mx-central-1 | $0.7539 | $0.9896 | ▲ 31% |
| Asia Pacific (Malaysia)ap-southeast-5 | $0.763 | $0.9664 | ▲ 27% |
| Asia Pacific (Thailand)ap-southeast-7 | $0.763 | $0.9664 | ▲ 27% |
| EU (Stockholm)eu-north-1 | $0.763 | $1.002 | ▲ 31% |
| Europe (Spain)eu-south-2 | $0.7998 | $1.054 | ▲ 32% |
| EU (Ireland)eu-west-1 | $0.8003 | $1.055 | ▲ 32% |
| Canada (Central)ca-central-1 | $0.8005 | $1.032 | ▲ 29% |
| Canada West (Calgary)ca-west-1 | $0.8005 | $1.032 | ▲ 29% |
| EU (London)eu-west-2 | $0.8304 | $1.107 | ▲ 33% |
| EU (Milan)eu-south-1 | $0.8378 | $1.105 | ▲ 32% |
| EU (Paris)eu-west-3 | $0.8378 | $1.107 | ▲ 32% |
| US West (N. California)us-west-1 | $0.8378 | $1.047 | ▲ 25% |
| EU (Frankfurt)eu-central-1 | $0.8603 | $1.137 | ▲ 32% |
| Middle East (UAE)me-central-1 | $0.8803 | $1.16 | ▲ 32% |
| Asia Pacific (Seoul)ap-northeast-2 | $0.8827 | $1.137 | ▲ 29% |
| Asia Pacific (Jakarta)ap-southeast-3 | $0.8976 | $1.137 | ▲ 27% |
| Asia Pacific (Melbourne)ap-southeast-4 | $0.8976 | $1.13 | ▲ 26% |
| Asia Pacific (Singapore)ap-southeast-1 | $0.8976 | $1.137 | ▲ 27% |
| Asia Pacific (Sydney)ap-southeast-2 | $0.8976 | $1.13 | ▲ 26% |
| AWS GovCloud (US-East)us-gov-east-1 | $0.9046 | $1.13 | ▲ 25% |
| AWS GovCloud (US-West)us-gov-west-1 | $0.905 | $1.129 | ▲ 25% |
| Asia Pacific (Osaka)ap-northeast-3 | $0.9275 | $1.137 | ▲ 23% |
| Asia Pacific (Tokyo)ap-northeast-1 | $0.9275 | $1.137 | ▲ 23% |
| Europe (Zurich)eu-central-2 | $0.9462 | $1.251 | ▲ 32% |
| Africa (Cape Town)af-south-1 | $0.9501 | $1.257 | ▲ 32% |
| Asia Pacific (Hong Kong)ap-east-1 | $0.9874 | $1.25 | ▲ 27% |
| South America (Sao Paulo)sa-east-1 | $1.145 | $1.50 | ▲ 31% |
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.