m6a.12xlargevsr6a.12xlarge
m6a.12xlarge is 24% cheaper than r6a.12xlarge on demand in US East (N. Virginia), saving $473.04 a month.
| At a glance | m6a.12xlarge | r6a.12xlarge |
|---|---|---|
| On-demand | $2.074/hr24% less | $2.722/hr |
| Lowest rate | $0.684/hrSpot, can be interrupted | $0.6465/hr5% lessSpot, can be interrupted |
| Size | 48 vCPUs, 192 GiB | 48 vCPUs, 384 GiB |
| Processor | AMD EPYC 7R13 Processor | AMD EPYC 7R13 Processor |
| 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 | m6a.12xlarge | r6a.12xlarge | r6a.12xlarge vs m6a.12xlarge |
|---|---|---|---|
| On-demandPay by the hour | $2.074 | $2.722 | ▲ 31% |
| SpotCan be interrupted | 67% off$0.684 | 76% off$0.6465 | ▼ 5% |
| 1-yr reservedNo upfront | 34% off$1.372 | 34% off$1.80 | ▲ 31% |
| 3-yr reservedNo upfront | 55% off$0.9406 | 55% off$1.234 | ▲ 31% |
| 1-yr savings planHourly commitment | 27% off$1.524 | 28% off$1.972 | ▲ 29% |
| 3-yr savings planHourly commitment | 49% off$1.052 | 48% off$1.42 | ▲ 35% |
Key differences
The biggest lead each one has.
Where m6a.12xlarge leads
On-demand price$2.074 vs $2.722 per hour
24% cheaperWhere r6a.12xlarge leads
Memory (GiB)384 vs 192
2× higherSpecs
3 of 40 specs differ. Those are in bold.
| ComputeAll 10 match | m6a.12xlarge | r6a.12xlarge |
|---|---|---|
| vCPUs | 48 | 48 |
| Physical cores | 24 | 24 |
| Threads per core | 2 | 2 |
| Architecture | x86_64 | x86_64 |
| Processor | AMD EPYC 7R13 Processor | AMD EPYC 7R13 Processor |
| CPU maker | AMD | AMD |
| Clock speed | 3.6 GHz | 3.6 GHz |
| Sustained clock | 3.6 GHz | 3.6 GHz |
| Processor features | AMD Turbo; AVX; AVX2 | AMD Turbo; AVX; AVX2 |
| Burstable | No | No |
| Memory1 of 1 differ | m6a.12xlarge | r6a.12xlarge |
|---|---|---|
| Memory (GiB) | 192 | 384 |
| NetworkingAll 8 match | m6a.12xlarge | r6a.12xlarge |
|---|---|---|
| Network | 18750 Megabit | 18750 Megabit |
| Network baseline | 18.75 Gbps | 18.75 Gbps |
| Network peak | 18.75 Gbps | 18.75 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 | m6a.12xlarge | r6a.12xlarge |
|---|---|---|
| Storage | EBS only | EBS only |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | 10000 Mbps | 10000 Mbps |
| EBS baseline bandwidth | 15,000 Mbps | 15,000 Mbps |
| EBS max bandwidth | 15,000 Mbps | 15,000 Mbps |
| EBS baseline throughput | 1,875 MB/s | 1,875 MB/s |
| EBS max throughput | 1,875 MB/s | 1,875 MB/s |
| EBS baseline IOPS | 60,000 | 60,000 |
| EBS max IOPS | 60,000 | 60,000 |
| Max EBS volumes | 27 | 27 |
| Instance details2 of 10 differ | m6a.12xlarge | r6a.12xlarge |
|---|---|---|
| Family | m6a | r6a |
| Category | General purpose | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | 96 | 96 |
| 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 m6a.12xlarge first. Linux, USD per hour.
| Region | m6a.12xlarge | r6a.12xlarge | Difference |
|---|---|---|---|
| Asia Pacific (Hyderabad)ap-south-2 | $1.333 | $1.716 | ▲ 29% |
| Asia Pacific (Mumbai)ap-south-1 | $1.333 | $1.716 | ▲ 29% |
| US East (N. Virginia)Used in summaryus-east-1 | $2.074 | $2.722 | ▲ 31% |
| US East (Ohio)us-east-2 | $2.074 | $2.722 | ▲ 31% |
| US West (Oregon)us-west-2 | $2.074 | $2.722 | ▲ 31% |
| Canada (Central)ca-central-1 | $2.311 | $2.981 | ▲ 29% |
| EU (Ireland)eu-west-1 | $2.311 | $3.046 | ▲ 32% |
| EU (London)eu-west-2 | $2.398 | $3.197 | ▲ 33% |
| US West (N. California)us-west-1 | $2.419 | $3.024 | ▲ 25% |
| EU (Frankfurt)eu-central-1 | $2.484 | $3.283 | ▲ 32% |
| Asia Pacific (Singapore)ap-southeast-1 | $2.592 | $3.283 | ▲ 27% |
| Asia Pacific (Sydney)ap-southeast-2 | $2.592 | $3.262 | ▲ 26% |
| Asia Pacific (Tokyo)ap-northeast-1 | $2.678 | $3.283 | ▲ 23% |
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.