r7g.4xlargevsr7i.4xlarge
r7g.4xlarge is 19% cheaper than r7i.4xlarge on demand in US East (N. Virginia), saving $147.17 a month. They use different processor architectures (arm64 and x86_64), so software built for one may need rebuilding to run on the other.
| At a glance | r7g.4xlarge | r7i.4xlarge |
|---|---|---|
| On-demand | $0.8568/hr19% less | $1.058/hr |
| Lowest rate | $0.2893/hr10% lessSpot, can be interrupted | $0.3224/hrSpot, can be interrupted |
| Size | 16 vCPUs, 128 GiB | 16 vCPUs, 128 GiB |
| Processor | AWS Graviton3 Processor | Intel Xeon Scalable (Sapphire Rapids) |
| Architecture | arm64 | 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 | r7g.4xlarge | r7i.4xlarge | r7i.4xlarge vs r7g.4xlarge |
|---|---|---|---|
| On-demandPay by the hour | $0.8568 | $1.058 | ▲ 24% |
| SpotCan be interrupted | 66% off$0.2893 | 70% off$0.3224 | ▲ 11% |
| 1-yr reservedNo upfront | 34% off$0.5668 | 34% off$0.7001 | ▲ 24% |
| 3-yr reservedNo upfront | 55% off$0.3886 | 55% off$0.4801 | ▲ 24% |
| 1-yr savings planHourly commitment | 28% off$0.6208 | 28% off$0.7668 | ▲ 24% |
| 3-yr savings planHourly commitment | 48% off$0.447 | 48% off$0.5521 | ▲ 24% |
Key differences
The biggest lead each one has.
Where r7g.4xlarge leads
On-demand price$0.8568 vs $1.058 per hour
19% cheaperPhysical cores16 vs 8
2× higherNetwork baseline7.5 Gbps vs 6.25 Gbps
20% higherWhere r7i.4xlarge leads
Clock speed3.2 GHz vs 2.5 GHz
28% higherMax EBS volumes32 vs 27
19% higherSpecs
14 of 40 specs differ. Those are in bold.
| Compute8 of 10 differ | r7g.4xlarge | r7i.4xlarge |
|---|---|---|
| vCPUs | 16 | 16 |
| Physical cores | 16 | 8 |
| Threads per core | 1 | 2 |
| Architecture | arm64 | x86_64 |
| Processor | AWS Graviton3 Processor | Intel Xeon Scalable (Sapphire Rapids) |
| CPU maker | AWS | Intel |
| Clock speed | 2.5 GHz | 3.2 GHz |
| Sustained clock | 2.6 GHz | 3.2 GHz |
| Processor features | – | Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMX |
| Burstable | No | No |
| MemoryAll 1 match | r7g.4xlarge | r7i.4xlarge |
|---|---|---|
| Memory (GiB) | 128 | 128 |
| Networking3 of 8 differ | r7g.4xlarge | r7i.4xlarge |
|---|---|---|
| Network | Up to 15 Gigabit | Up to 12500 Megabit |
| Network baseline | 7.5 Gbps | 6.25 Gbps |
| Network peak | 15 Gbps | 12.5 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 8 | 8 |
| IPv4 addresses per interface | 30 | 30 |
| Storage1 of 11 differ | r7g.4xlarge | r7i.4xlarge |
|---|---|---|
| Storage | EBS only | EBS only |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | Up to 10000 Mbps | Up to 10000 Mbps |
| 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 | 27 | 32 |
| Instance details2 of 10 differ | r7g.4xlarge | r7i.4xlarge |
|---|---|---|
| Family | r7g | r7i |
| Category | Memory optimized | 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 | Legacy BIOS, UEFI |
On-demand prices by region
Cheapest for r7g.4xlarge first. Linux, USD per hour.
| Region | r7g.4xlarge | r7i.4xlarge | Difference |
|---|---|---|---|
| Asia Pacific (Hyderabad)ap-south-2 | $0.6006 | $1.092 | ▲ 82% |
| Asia Pacific (Mumbai)ap-south-1 | $0.6006 | $1.092 | ▲ 82% |
| US East (N. Virginia)Used in summaryus-east-1 | $0.8568 | $1.058 | ▲ 24% |
| US East (Ohio)us-east-2 | $0.8568 | $1.058 | ▲ 24% |
| US West (Oregon)us-west-2 | $0.8568 | $1.058 | ▲ 24% |
| Asia Pacific (Malaysia)ap-southeast-5 | $0.8786 | $1.085 | ▲ 24% |
| Asia Pacific (Thailand)ap-southeast-7 | $0.8786 | $1.085 | ▲ 24% |
| Mexico (Central)mx-central-1 | $0.8997 | $1.111 | ▲ 24% |
| EU (Stockholm)eu-north-1 | $0.9112 | $1.126 | ▲ 24% |
| Asia Pacific (Taipei)ap-east-2 | $0.9302 | $1.149 | ▲ 24% |
| Canada (Central)ca-central-1 | $0.9384 | $1.159 | ▲ 24% |
| US West (N. California)us-west-1 | $0.952 | $1.176 | ▲ 24% |
| Europe (Spain)eu-south-2 | $0.9584 | $1.184 | ▲ 24% |
| EU (Ireland)eu-west-1 | $0.9588 | $1.184 | ▲ 24% |
| EU (Milan)eu-south-1 | $1.004 | $1.243 | ▲ 24% |
| EU (London)eu-west-2 | $1.006 | $1.243 | ▲ 24% |
| EU (Paris)eu-west-3 | $1.006 | $1.243 | ▲ 24% |
| Asia Pacific (Melbourne)ap-southeast-4 | $1.027 | $1.268 | ▲ 24% |
| Asia Pacific (Sydney)ap-southeast-2 | $1.027 | $1.268 | ▲ 24% |
| AWS GovCloud (US-East)us-gov-east-1 | $1.027 | $1.268 | ▲ 24% |
| AWS GovCloud (US-West)us-gov-west-1 | $1.027 | $1.268 | ▲ 24% |
| Asia Pacific (Jakarta)ap-southeast-3 | $1.034 | $1.277 | ▲ 24% |
| Asia Pacific (Osaka)ap-northeast-3 | $1.034 | $1.277 | ▲ 24% |
| Asia Pacific (Seoul)ap-northeast-2 | $1.034 | $1.277 | ▲ 24% |
| Asia Pacific (Singapore)ap-southeast-1 | $1.034 | $1.277 | ▲ 24% |
| Asia Pacific (Tokyo)ap-northeast-1 | $1.034 | $1.277 | ▲ 24% |
| EU (Frankfurt)eu-central-1 | $1.034 | $1.277 | ▲ 24% |
| Asia Pacific (New Zealand)ap-southeast-6 | $1.078 | $1.332 | ▲ 24% |
| South America (Sao Paulo)sa-east-1 | $1.363 | $1.688 | ▲ 24% |
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.