r7i.4xlargevsr8i.4xlarge
r7i.4xlarge is 5% cheaper than r8i.4xlarge on demand in US East (N. Virginia), saving $38.69 a month.
| At a glance | r7i.4xlarge | r8i.4xlarge |
|---|---|---|
| On-demand | $1.058/hr5% less | $1.111/hr |
| Lowest rate | $0.3224/hrSpot, can be interrupted | $0.32/hr1% lessSpot, can be interrupted |
| Size | 16 vCPUs, 128 GiB | 16 vCPUs, 128 GiB |
| Processor | Intel Xeon Scalable (Sapphire Rapids) | Intel Xeon Scalable (Granite Rapids) |
| 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 | r7i.4xlarge | r8i.4xlarge | r8i.4xlarge vs r7i.4xlarge |
|---|---|---|---|
| On-demandPay by the hour | $1.058 | $1.111 | ▲ 5% |
| SpotCan be interrupted | 70% off$0.3224 | 71% off$0.32 | ▼ 1% |
| 1-yr reservedNo upfront | 34% off$0.7001 | — | — |
| 3-yr reservedNo upfront | 55% off$0.4801 | — | — |
| 1-yr savings planHourly commitment | 28% off$0.7668 | 28% off$0.8052 | ▲ 5% |
| 3-yr savings planHourly commitment | 48% off$0.5521 | 48% off$0.5797 | ▲ 5% |
Key differences
The biggest lead each one has.
Where r7i.4xlarge leads
On-demand price$1.058 vs $1.111 per hour
5% cheaperWhere r8i.4xlarge leads
IPv4 addresses per interface50 vs 30
67% higherClock speed3.9 GHz vs 3.2 GHz
22% higherSpecs
8 of 40 specs differ. Those are in bold.
| Compute3 of 10 differ | r7i.4xlarge | r8i.4xlarge |
|---|---|---|
| vCPUs | 16 | 16 |
| Physical cores | 8 | 8 |
| Threads per core | 2 | 2 |
| Architecture | x86_64 | x86_64 |
| Processor | Intel Xeon Scalable (Sapphire Rapids) | Intel Xeon Scalable (Granite Rapids) |
| CPU maker | Intel | Intel |
| Clock speed | 3.2 GHz | 3.9 GHz |
| Sustained clock | 3.2 GHz | 3.9 GHz |
| Processor features | Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMX | Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMX |
| Burstable | No | No |
| MemoryAll 1 match | r7i.4xlarge | r8i.4xlarge |
|---|---|---|
| Memory (GiB) | 128 | 128 |
| Networking4 of 8 differ | r7i.4xlarge | r8i.4xlarge |
|---|---|---|
| Network | Up to 12500 Megabit | Up to 15000 Megabit |
| Network baseline | 6.25 Gbps | 7.5 Gbps |
| Network peak | 12.5 Gbps | 15 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 8 | 8 |
| IPv4 addresses per interface | 30 | 50 |
| StorageAll 11 match | r7i.4xlarge | r8i.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 | 32 | 32 |
| Instance details1 of 10 differ | r7i.4xlarge | r8i.4xlarge |
|---|---|---|
| Family | r7i | r8i |
| 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 | Legacy BIOS, UEFI | Legacy BIOS, UEFI |
On-demand prices by region
Cheapest for r7i.4xlarge first. Linux, USD per hour.
| Region | r7i.4xlarge | r8i.4xlarge | Difference |
|---|---|---|---|
| US East (N. Virginia)Used in summaryus-east-1 | $1.058 | $1.111 | ▲ 5% |
| US East (Ohio)us-east-2 | $1.058 | $1.111 | ▲ 5% |
| US West (Oregon)us-west-2 | $1.058 | $1.111 | ▲ 5% |
| Asia Pacific (Malaysia)ap-southeast-5 | $1.085 | $1.139 | ▲ 5% |
| Asia Pacific (Hyderabad)ap-south-2 | $1.092 | $1.147 | ▲ 5% |
| Asia Pacific (Mumbai)ap-south-1 | $1.092 | $1.147 | ▲ 5% |
| EU (Stockholm)eu-north-1 | $1.126 | $1.182 | ▲ 5% |
| Canada (Central)ca-central-1 | $1.159 | $1.217 | ▲ 5% |
| US West (N. California)us-west-1 | $1.176 | $1.235 | ▲ 5% |
| EU (Ireland)eu-west-1 | $1.184 | $1.244 | ▲ 5% |
| Europe (Spain)eu-south-2 | $1.184 | $1.244 | ▲ 5% |
| EU (London)eu-west-2 | $1.243 | $1.305 | ▲ 5% |
| EU (Milan)eu-south-1 | $1.243 | $1.305 | ▲ 5% |
| EU (Paris)eu-west-3 | $1.243 | $1.305 | ▲ 5% |
| Asia Pacific (Sydney)ap-southeast-2 | $1.268 | $1.332 | ▲ 5% |
| AWS GovCloud (US-East)us-gov-east-1 | $1.268 | $1.332 | ▲ 5% |
| AWS GovCloud (US-West)us-gov-west-1 | $1.268 | $1.332 | ▲ 5% |
| Asia Pacific (Seoul)ap-northeast-2 | $1.277 | $1.341 | ▲ 5% |
| Asia Pacific (Singapore)ap-southeast-1 | $1.277 | $1.341 | ▲ 5% |
| Asia Pacific (Tokyo)ap-northeast-1 | $1.277 | $1.341 | ▲ 5% |
| EU (Frankfurt)eu-central-1 | $1.277 | $1.341 | ▲ 5% |
| Asia Pacific (New Zealand)ap-southeast-6 | $1.332 | $1.398 | ▲ 5% |
| South America (Sao Paulo)sa-east-1 | $1.688 | $1.773 | ▲ 5% |
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.