m8a.48xlargevsm8g.48xlarge
m8g.48xlarge is 26% cheaper than m8a.48xlarge on demand in US East (N. Virginia), saving $2,239.71 a month. They use different processor architectures (x86_64 and arm64), so software built for one may need rebuilding to run on the other.
| At a glance | m8a.48xlarge | m8g.48xlarge |
|---|---|---|
| On-demand | $11.685/hr | $8.617/hr26% less |
| Lowest rate | $2.812/hr11% lessSpot, can be interrupted | $3.164/hrSpot, can be interrupted |
| Size | 192 vCPUs, 768 GiB | 192 vCPUs, 768 GiB |
| Processor | AMD EPYC 9R45 Processor | AWS Graviton4 Processor |
| Architecture | x86_64 | arm64 |
Prices in US East (N. Virginia)
“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.
| Option | m8a.48xlarge | m8g.48xlarge | m8g.48xlarge vs m8a.48xlarge |
|---|---|---|---|
| On-demandPay by the hour | $11.685 | $8.617 | ▼ 26% |
| SpotCan be interrupted | 76% off$2.812 | 63% off$3.164 | ▲ 13% |
| 1-yr reservedNo upfront | — | 34% off$5.70 | — |
| 3-yr reservedNo upfront | — | 55% off$3.909 | — |
| 1-yr savings planHourly commitment | 27% off$8.585 | 27% off$6.331 | ▼ 26% |
| 3-yr savings planHourly commitment | 49% off$5.926 | 49% off$4.37 | ▼ 26% |
Key differences
The biggest lead each one has.
Where m8a.48xlarge leads
Clock speedUp to 4.5 GHz vs 2.7 GHz
67% higherMax network interfaces24 vs 15
60% higherEBS baseline bandwidth60,000 Mbps vs 40,000 Mbps
50% higherWhere m8g.48xlarge leads
On-demand price$8.617 vs $11.685 per hour
26% cheaperSpecs
18 of 40 specs differ. Those are in bold.
| Compute6 of 10 differ | m8a.48xlarge | m8g.48xlarge |
|---|---|---|
| vCPUs | 192 | 192 |
| Physical cores | 192 | 192 |
| Threads per core | 1 | 1 |
| Architecture | x86_64 | arm64 |
| Processor | AMD EPYC 9R45 Processor | AWS Graviton4 Processor |
| CPU maker | AMD | AWS |
| Clock speed | Up to 4.5 GHz | 2.7 GHz |
| Sustained clock | 4.5 GHz | 2.7 GHz |
| Processor features | AMD Turbo; AVX; AVX2; AVX512 | – |
| Burstable | No | No |
| MemoryAll 1 match | m8a.48xlarge | m8g.48xlarge |
|---|---|---|
| Memory (GiB) | 768 | 768 |
| Networking5 of 8 differ | m8a.48xlarge | m8g.48xlarge |
|---|---|---|
| Network | 75000 Megabit | 50 Gigabit |
| Network baseline | 75 Gbps | 50 Gbps |
| Network peak | 75 Gbps | 50 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | Yes | Yes |
| IPv6 | Yes | Yes |
| Max network interfaces | 24 | 15 |
| IPv4 addresses per interface | 64 | 50 |
| Storage5 of 11 differ | m8a.48xlarge | m8g.48xlarge |
|---|---|---|
| Storage | EBS only | EBS only |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | 60000 Mbps | 40000 Mbps |
| EBS baseline bandwidth | 60,000 Mbps | 40,000 Mbps |
| EBS max bandwidth | 60,000 Mbps | 40,000 Mbps |
| EBS baseline throughput | 7,500 MB/s | 5,000 MB/s |
| EBS max throughput | 7,500 MB/s | 5,000 MB/s |
| EBS baseline IOPS | 240,000 | 240,000 |
| EBS max IOPS | 240,000 | 240,000 |
| Max EBS volumes | 128 | 128 |
| Instance details2 of 10 differ | m8a.48xlarge | m8g.48xlarge |
|---|---|---|
| Family | m8a | m8g |
| Category | General purpose | General purpose |
| Current generation | Yes | Yes |
| Normalization factor | 384 | 384 |
| 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 | UEFI |
On-demand prices by region
Cheapest for m8a.48xlarge first. Linux, USD per hour.
| Region | m8a.48xlarge | m8g.48xlarge | Difference |
|---|---|---|---|
| US East (N. Virginia)Used in summaryus-east-1 | $11.685 | $8.617 | ▼ 26% |
| US East (Ohio)us-east-2 | $11.685 | $8.617 | ▼ 26% |
| US West (Oregon)us-west-2 | $11.685 | $8.617 | ▼ 26% |
| Asia Pacific (Hyderabad)ap-south-2 | $12.293 | $6.159 | ▼ 50% |
| Asia Pacific (Mumbai)ap-south-1 | $12.294 | $6.159 | ▼ 50% |
| EU (Ireland)eu-west-1 | $13.023 | $9.604 | ▼ 26% |
| Europe (Spain)eu-south-2 | $13.023 | $9.598 | ▼ 26% |
| EU (Frankfurt)eu-central-1 | $13.997 | $10.324 | ▼ 26% |
| AWS GovCloud (US-West)us-gov-west-1 | $14.727 | $10.86 | ▼ 26% |
| Asia Pacific (Tokyo)ap-northeast-1 | $15.093 | $11.13 | ▼ 26% |
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.