r5a.24xlargevsr5ad.24xlarge
r5a.24xlarge is 14% cheaper than r5ad.24xlarge on demand in US East (N. Virginia), saving $630.72 a month.
| At a glance | r5a.24xlarge | r5ad.24xlarge |
|---|---|---|
| On-demand | $5.424/hr14% less | $6.288/hr |
| Lowest rate | $1.538/hrSpot, can be interrupted | $1.477/hr4% lessSpot, can be interrupted |
| Size | 96 vCPUs, 768 GiB | 96 vCPUs, 768 GiB |
| Processor | AMD EPYC 7571 | AMD EPYC 7571 |
| 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 | r5a.24xlarge | r5ad.24xlarge | r5ad.24xlarge vs r5a.24xlarge |
|---|---|---|---|
| On-demandPay by the hour | $5.424 | $6.288 | ▲ 16% |
| SpotCan be interrupted | 72% off$1.538 | 77% off$1.477 | ▼ 4% |
| 1-yr reservedNo upfront | 37% off$3.417 | 37% off$3.961 | ▲ 16% |
| 3-yr reservedNo upfront | 57% off$2.343 | 57% off$2.716 | ▲ 16% |
| 1-yr savings planHourly commitment | 27% off$3.941 | 27% off$4.575 | ▲ 16% |
| 3-yr savings planHourly commitment | 48% off$2.829 | 48% off$3.239 | ▲ 14% |
Key differences
The biggest lead each one has.
Where r5a.24xlarge leads
On-demand price$5.424 vs $6.288 per hour
14% cheaperMax EBS volumes27 vs 23
17% higherSustained clock2.5 GHz vs 2.2 GHz
14% higherWhere r5ad.24xlarge leads
No clear lead on the measures we compare.
Specs
5 of 41 specs differ. Those are in bold.
| Compute1 of 10 differ | r5a.24xlarge | r5ad.24xlarge |
|---|---|---|
| vCPUs | 96 | 96 |
| Physical cores | 48 | 48 |
| Threads per core | 2 | 2 |
| Architecture | x86_64 | x86_64 |
| Processor | AMD EPYC 7571 | AMD EPYC 7571 |
| CPU maker | AMD | AMD |
| Clock speed | 2.5 GHz | 2.5 GHz |
| Sustained clock | 2.5 GHz | 2.2 GHz |
| Processor features | AVX; AVX2; AMD Turbo | AVX; AVX2; AMD Turbo |
| Burstable | No | No |
| MemoryAll 1 match | r5a.24xlarge | r5ad.24xlarge |
|---|---|---|
| Memory (GiB) | 768 | 768 |
| NetworkingAll 8 match | r5a.24xlarge | r5ad.24xlarge |
|---|---|---|
| Network | 20 Gigabit | 20 Gigabit |
| Network baseline | 20 Gbps | 20 Gbps |
| Network peak | 20 Gbps | 20 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 15 | 15 |
| IPv4 addresses per interface | 50 | 50 |
| Storage3 of 12 differ | r5a.24xlarge | r5ad.24xlarge |
|---|---|---|
| Storage | EBS only | 4 x 900 NVMe SSD |
| Local disks | – | 4 × 900 GB SSD |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | 10000 Mbps | 10000 Mbps |
| EBS baseline bandwidth | 13,570 Mbps | 13,570 Mbps |
| EBS max bandwidth | 13,570 Mbps | 13,570 Mbps |
| EBS baseline throughput | 1,696.25 MB/s | 1,696.25 MB/s |
| EBS max throughput | 1,696.25 MB/s | 1,696.25 MB/s |
| EBS baseline IOPS | 60,000 | 60,000 |
| EBS max IOPS | 60,000 | 60,000 |
| Max EBS volumes | 27 | 23 |
| Instance details1 of 10 differ | r5a.24xlarge | r5ad.24xlarge |
|---|---|---|
| Family | r5a | r5ad |
| Category | Memory optimized | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | 192 | 192 |
| 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 r5a.24xlarge first. Linux, USD per hour.
| Region | r5a.24xlarge | r5ad.24xlarge | Difference |
|---|---|---|---|
| Asia Pacific (Mumbai)ap-south-1 | $3.432 | $3.986 | ▲ 16% |
| US East (N. Virginia)Used in summaryus-east-1 | $5.424 | $6.288 | ▲ 16% |
| US East (Ohio)us-east-2 | $5.424 | $6.288 | ▲ 16% |
| US West (Oregon)us-west-2 | $5.424 | $6.288 | ▲ 16% |
| Canada (Central)ca-central-1 | $5.952 | $6.912 | ▲ 16% |
| US West (N. California)us-west-1 | $6.048 | $7.104 | ▲ 17% |
| EU (Ireland)eu-west-1 | $6.096 | $7.008 | ▲ 15% |
| EU (London)eu-west-2 | $6.384 | $7.392 | ▲ 16% |
| EU (Paris)eu-west-3 | $6.384 | $7.344 | ▲ 15% |
| Asia Pacific (Seoul)ap-northeast-2 | $6.528 | $7.584 | ▲ 16% |
| Asia Pacific (Singapore)ap-southeast-1 | $6.528 | $7.632 | ▲ 17% |
| Asia Pacific (Sydney)ap-southeast-2 | $6.528 | $7.632 | ▲ 17% |
| AWS GovCloud (US-West)us-gov-west-1 | $6.528 | $7.584 | ▲ 16% |
| Asia Pacific (Tokyo)ap-northeast-1 | $6.576 | $7.632 | ▲ 16% |
| EU (Frankfurt)eu-central-1 | $6.576 | $7.584 | ▲ 15% |
| South America (Sao Paulo)sa-east-1 | $8.688 | $9.984 | ▲ 15% |
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.