r6a.2xlargevsr6g.2xlarge
r6g.2xlarge is 11% cheaper than r6a.2xlarge on demand in US East (N. Virginia), saving $36.79 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 | r6a.2xlarge | r6g.2xlarge |
|---|---|---|
| On-demand | $0.4536/hr | $0.4032/hr11% less |
| Lowest rate | $0.1129/hr8% lessSpot, can be interrupted | $0.1225/hrSpot, can be interrupted |
| Size | 8 vCPUs, 64 GiB | 8 vCPUs, 64 GiB |
| Processor | AMD EPYC 7R13 Processor | AWS Graviton2 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 | r6a.2xlarge | r6g.2xlarge | r6g.2xlarge vs r6a.2xlarge |
|---|---|---|---|
| On-demandPay by the hour | $0.4536 | $0.4032 | ▼ 11% |
| SpotCan be interrupted | 75% off$0.1129 | 70% off$0.1225 | ▲ 9% |
| 1-yr reservedNo upfront | 34% off$0.3001 | 37% off$0.254 | ▼ 15% |
| 3-yr reservedNo upfront | 55% off$0.2058 | 57% off$0.1742 | ▼ 15% |
| 1-yr savings planHourly commitment | 28% off$0.3286 | 28% off$0.2923 | ▼ 11% |
| 3-yr savings planHourly commitment | 48% off$0.2366 | 48% off$0.2108 | ▼ 11% |
Key differences
The biggest lead each one has.
Where r6a.2xlarge leads
EBS max bandwidth10,000 Mbps vs 4,750 Mbps
2.1× higherClock speed3.6 GHz vs 2.5 GHz
44% higherNetwork baseline3.125 Gbps vs 2.5 Gbps
25% higherWhere r6g.2xlarge leads
On-demand price$0.4032 vs $0.4536 per hour
11% cheaperPhysical cores8 vs 4
2× higherSpecs
19 of 40 specs differ. Those are in bold.
| Compute8 of 10 differ | r6a.2xlarge | r6g.2xlarge |
|---|---|---|
| vCPUs | 8 | 8 |
| Physical cores | 4 | 8 |
| Threads per core | 2 | 1 |
| Architecture | x86_64 | arm64 |
| Processor | AMD EPYC 7R13 Processor | AWS Graviton2 Processor |
| CPU maker | AMD | AWS |
| Clock speed | 3.6 GHz | 2.5 GHz |
| Sustained clock | 3.6 GHz | 2.5 GHz |
| Processor features | AMD Turbo; AVX; AVX2 | – |
| Burstable | No | No |
| MemoryAll 1 match | r6a.2xlarge | r6g.2xlarge |
|---|---|---|
| Memory (GiB) | 64 | 64 |
| Networking3 of 8 differ | r6a.2xlarge | r6g.2xlarge |
|---|---|---|
| Network | Up to 12500 Megabit | Up to 10 Gigabit |
| Network baseline | 3.125 Gbps | 2.5 Gbps |
| Network peak | 12.5 Gbps | 10 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 4 | 4 |
| IPv4 addresses per interface | 15 | 15 |
| Storage6 of 11 differ | r6a.2xlarge | r6g.2xlarge |
|---|---|---|
| Storage | EBS only | EBS only |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | Up to 6667 Mbps | Up to 4500 Mbps |
| EBS baseline bandwidth | 2,500 Mbps | 2,375 Mbps |
| EBS max bandwidth | 10,000 Mbps | 4,750 Mbps |
| EBS baseline throughput | 312.5 MB/s | 296.875 MB/s |
| EBS max throughput | 1,250 MB/s | 593.75 MB/s |
| EBS baseline IOPS | 12,000 | 12,000 |
| EBS max IOPS | 40,000 | 20,000 |
| Max EBS volumes | 27 | 27 |
| Instance details2 of 10 differ | r6a.2xlarge | r6g.2xlarge |
|---|---|---|
| Family | r6a | r6g |
| Category | Memory optimized | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | 16 | 16 |
| Bare metal | No | No |
| Hypervisor | Nitro | Nitro |
| Placement groups | Cluster, Partition, Spread | Cluster, Partition, Spread |
| Hibernation | Yes | Yes |
| Nitro Enclaves | Yes | Yes |
| Boot modes | Legacy BIOS, UEFI | UEFI |
On-demand prices by region
Cheapest for r6a.2xlarge first. Linux, USD per hour.
| Region | r6a.2xlarge | r6g.2xlarge | Difference |
|---|---|---|---|
| Asia Pacific (Hyderabad)ap-south-2 | $0.286 | $0.26 | ▼ 9% |
| Asia Pacific (Mumbai)ap-south-1 | $0.286 | $0.26 | ▼ 9% |
| US East (N. Virginia)Used in summaryus-east-1 | $0.4536 | $0.4032 | ▼ 11% |
| US East (Ohio)us-east-2 | $0.4536 | $0.4032 | ▼ 11% |
| US West (Oregon)us-west-2 | $0.4536 | $0.4032 | ▼ 11% |
| Canada (Central)ca-central-1 | $0.4968 | $0.4416 | ▼ 11% |
| US West (N. California)us-west-1 | $0.504 | $0.448 | ▼ 11% |
| EU (Ireland)eu-west-1 | $0.5076 | $0.4512 | ▼ 11% |
| EU (London)eu-west-2 | $0.5328 | $0.4736 | ▼ 11% |
| Asia Pacific (Sydney)ap-southeast-2 | $0.5436 | $0.4832 | ▼ 11% |
| Asia Pacific (Singapore)ap-southeast-1 | $0.5472 | $0.4864 | ▼ 11% |
| Asia Pacific (Tokyo)ap-northeast-1 | $0.5472 | $0.4864 | ▼ 11% |
| EU (Frankfurt)eu-central-1 | $0.5472 | $0.4864 | ▼ 11% |
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.