m5a.8xlargevsr5a.8xlarge
m5a.8xlarge is 24% cheaper than r5a.8xlarge on demand in US East (N. Virginia), saving $315.36 a month.
| At a glance | m5a.8xlarge | r5a.8xlarge |
|---|---|---|
| On-demand | $1.376/hr24% less | $1.808/hr |
| Lowest rate | $0.4996/hr4% lessSpot, can be interrupted | $0.5214/hrSpot, can be interrupted |
| Size | 32 vCPUs, 128 GiB | 32 vCPUs, 256 GiB |
| Processor | AMD EPYC 7571 | AMD EPYC 7571 |
| 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 | m5a.8xlarge | r5a.8xlarge | r5a.8xlarge vs m5a.8xlarge |
|---|---|---|---|
| On-demandPay by the hour | $1.376 | $1.808 | ▲ 31% |
| SpotCan be interrupted | 64% off$0.4996 | 71% off$0.5214 | ▲ 4% |
| 1-yr reservedNo upfront | 37% off$0.867 | 37% off$1.139 | ▲ 31% |
| 3-yr reservedNo upfront | 57% off$0.594 | 57% off$0.781 | ▲ 31% |
| 1-yr savings planHourly commitment | 27% off$1.007 | 27% off$1.314 | ▲ 30% |
| 3-yr savings planHourly commitment | 49% off$0.695 | 48% off$0.943 | ▲ 36% |
Key differences
The biggest lead each one has.
Where m5a.8xlarge leads
On-demand price$1.376 vs $1.808 per hour
24% cheaperWhere r5a.8xlarge leads
Memory (GiB)256 vs 128
2× higherSpecs
4 of 40 specs differ. Those are in bold.
| ComputeAll 10 match | m5a.8xlarge | r5a.8xlarge |
|---|---|---|
| vCPUs | 32 | 32 |
| Physical cores | 16 | 16 |
| Threads per core | 2 | 2 |
| Architecture | x86_64 | x86_64 |
| Processor | AMD EPYC 7571 | AMD EPYC 7571 |
| CPU maker | AMD | AMD |
| Clock speed | 2.5 GHz | 2.5 GHz |
| Sustained clock | 2.5 GHz | 2.5 GHz |
| Processor features | AVX; AVX2; AMD Turbo | AVX; AVX2; AMD Turbo |
| Burstable | No | No |
| Memory1 of 1 differ | m5a.8xlarge | r5a.8xlarge |
|---|---|---|
| Memory (GiB) | 128 | 256 |
| NetworkingAll 8 match | m5a.8xlarge | r5a.8xlarge |
|---|---|---|
| Network | Up to 10 Gigabit | Up to 10 Gigabit |
| Network baseline | 7.5 Gbps | 7.5 Gbps |
| Network peak | 10 Gbps | 10 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 | m5a.8xlarge | r5a.8xlarge |
|---|---|---|
| Storage | EBS only | EBS only |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | 3500 Mbps | 3500 Mbps |
| EBS baseline bandwidth | 4,750 Mbps | 4,750 Mbps |
| EBS max bandwidth | 4,750 Mbps | 4,750 Mbps |
| EBS baseline throughput | 593.75 MB/s | 593.75 MB/s |
| EBS max throughput | 593.75 MB/s | 593.75 MB/s |
| EBS baseline IOPS | 20,000 | 20,000 |
| EBS max IOPS | 20,000 | 20,000 |
| Max EBS volumes | 27 | 27 |
| Instance details3 of 10 differ | m5a.8xlarge | r5a.8xlarge |
|---|---|---|
| Family | m5a | r5a |
| Category | General purpose | 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 | Yes | No |
| Nitro Enclaves | Yes | Yes |
| Boot modes | Legacy BIOS, UEFI | Legacy BIOS, UEFI |
On-demand prices by region
Cheapest for m5a.8xlarge first. Linux, USD per hour.
| Region | m5a.8xlarge | r5a.8xlarge | Difference |
|---|---|---|---|
| Asia Pacific (Mumbai)ap-south-1 | $0.889 | $1.144 | ▲ 29% |
| US East (N. Virginia)Used in summaryus-east-1 | $1.376 | $1.808 | ▲ 31% |
| US East (Ohio)us-east-2 | $1.376 | $1.808 | ▲ 31% |
| US West (Oregon)us-west-2 | $1.376 | $1.808 | ▲ 31% |
| Canada (Central)ca-central-1 | $1.536 | $1.984 | ▲ 29% |
| EU (Ireland)eu-west-1 | $1.536 | $2.032 | ▲ 32% |
| EU (London)eu-west-2 | $1.60 | $2.128 | ▲ 33% |
| EU (Milan)eu-south-1 | $1.616 | $2.128 | ▲ 32% |
| EU (Paris)eu-west-3 | $1.616 | $2.128 | ▲ 32% |
| US West (N. California)us-west-1 | $1.616 | $2.016 | ▲ 25% |
| EU (Frankfurt)eu-central-1 | $1.664 | $2.192 | ▲ 32% |
| Asia Pacific (Seoul)ap-northeast-2 | $1.696 | $2.176 | ▲ 28% |
| Asia Pacific (Singapore)ap-southeast-1 | $1.728 | $2.176 | ▲ 26% |
| Asia Pacific (Sydney)ap-southeast-2 | $1.728 | $2.176 | ▲ 26% |
| AWS GovCloud (US-East)us-gov-east-1 | $1.744 | $2.176 | ▲ 25% |
| AWS GovCloud (US-West)us-gov-west-1 | $1.744 | $2.176 | ▲ 25% |
| Asia Pacific (Tokyo)ap-northeast-1 | $1.792 | $2.192 | ▲ 22% |
| South America (Sao Paulo)sa-east-1 | $2.208 | $2.896 | ▲ 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.