r5ad.12xlarge

Amazon EC2 · R5ad family

The r5ad.12xlarge is a memory optimized Amazon EC2 instance type with 48 vCPUs and 384 GiB of memory, running on AMD EPYC 7571 with 10 Gigabit networking, starting at $1.993 per hour on demand.

memory optimizedx86-64amd
vCPUs
48

dedicated

memory
384 GiB

8 GiB per vCPU

processor
AMD

2.5 GHz

on-demand
$3.144

$2,295/mo · us-east-1

spot
$1.583

−50% vs on-demand

1-yr reserved
$1.981

−37% vs on-demand

r5ad.12xlarge price by region

16 regions · hourly list prices in USD · On-demand · Spot · 1-yr Reserved · 3-yr Reserved

Asia Pacific (Mumbai)ap-south-1cheapestAsia$1.993$0.7608$1.256$0.861
US East (N. Virginia)us-east-1referenceNorth America$3.144$1.583$1.981$1.358
US East (Ohio)us-east-2North America$3.144$0.4395$1.981$1.358
US West (Oregon)us-west-2North America$3.144$1.171$1.981$1.358
Canada (Central)ca-central-1North America$3.456$0.5757$2.177$1.493
EU (Ireland)eu-west-1Europe$3.504$1.571$2.208$1.514
US West (N. California)us-west-1North America$3.552$0.8695$2.238$1.534
EU (Paris)eu-west-3Europe$3.672$0.4979$2.313$1.586
EU (London)eu-west-2Europe$3.696$1.056$2.328$1.597
Asia Pacific (Seoul)ap-northeast-2Asia$3.792$0.9726$2.382$1.638
AWS GovCloud (US)us-gov-west-1North America$3.792–$2.389$1.638
EU (Frankfurt)eu-central-1Europe$3.792$0.5706$2.389$1.638
Asia Pacific (Singapore)ap-southeast-1Asia$3.816$0.9477$2.392$1.649
Asia Pacific (Sydney)ap-southeast-2Oceania$3.816$0.8319$2.404$1.649
Asia Pacific (Tokyo)ap-northeast-1Asia$3.816$1.069$2.404$1.649
South America (Sao Paulo)sa-east-1South America$4.992$0.4992$3.145$2.157

Specifications

compute

vCPUs
48
Memory
384 GiB
Memory per vCPU
8 GiB
Processor
AMD EPYC 7571
CPU vendor
AMD
Architecture
x86-64
Clock speed
2.5 GHz
Burstable CPU
No

storage & network

Local storage
1.8 TB NVME (2 disks)
Storage detail
2 x 900 NVMe SSD
Network
10 Gigabit
Peak bandwidth
10 Gbps

aws details

API name
r5ad.12xlarge
Family
R5ad
Category
Memory optimized
Generation
Current
Regions
16 (Asia, Europe, North America, Oceania, South America)
Cheapest region
Asia Pacific (Mumbai) · $1.993/hr
Dedicated EBS throughput
5000 Mbps
Enhanced networking
Yes
Normalization size factor
96
Processor features
AVX; AVX2; AMD Turbo
Spot interruption rate (us-east-1)
>20%
Spot savings vs on-demand (us-east-1)
58%

r5ad.12xlarge equivalents on other clouds

closest match by vCPU, memory, CPU architecture, accelerator and class · Linux on-demand in each provider's reference region

compare side by side→
ProviderInstancevCPUMemoryProcessorOn-demandvs r5ad.12xlarge
AWSr5ad.12xlarge48384 GiBAMD EPYC 7571$3.144–
AzureE48as v448384 GiBAMD EPYC 7452 (Rome)$3.024-4%
E48a v448384 GiBAMD EPYC 7452 (Rome)$3.024-4%
Google Cloudc4d-highmem-48-lssd48378 GiBAMD Turin$3.317+6%
z4d-highmem-48-standardlssd48378 GiBAMD Turin$6.435+105%
AkamaiDedicated 256GB56 vCPU (1.17×) · 256 GiB (1.5× less)56256 GiBAMD EPYC$3.456+10%
G7 Dedicated 256x5656 vCPU (1.17×) · 256 GiB (1.5× less)56256 GiBAMD EPYC$4.148+32%
Vultrvx1-m-48c-384g-2880s48384 GiBAMD EPYC$2.315-26%
vx1-m-48c-384gb48384 GiBAMD EPYC$1.92-39%

R5ad family sizes

all about R5ad→
SizevCPUMemoryLocal storageOn-demandMonthlySpot1-yr
r5ad.large216 GiB75 GB NVME$0.131$95.63$0.0622$0.083
r5ad.xlarge432 GiB150 GB NVME$0.262$191$0.1371$0.165
r5ad.2xlarge864 GiB300 GB NVME$0.524$383$0.2825$0.33
r5ad.4xlarge16128 GiB600 GB NVME (2 disks)$1.048$765$0.6095$0.66
r5ad.8xlarge32256 GiB1.2 TB NVME (2 disks)$2.096$1,530$1.147$1.32
r5ad.12xlarge48384 GiB1.8 TB NVME (2 disks)$3.144$2,295$1.583$1.981
r5ad.16xlarge64512 GiB2.4 TB NVME (4 disks)$4.192$3,060$1.738$2.641
r5ad.24xlarge96768 GiB3.6 TB NVME (4 disks)$6.288$4,590$2.755$3.961

Similar instance types on AWS

other AWS families with a similar shape, cheapest first

r5ad.12xlarge FAQ

How much does r5ad.12xlarge cost?

r5ad.12xlarge costs $3.144 per hour on demand with Linux in US East (N. Virginia) (us-east-1), about $2,295 per month. Across 16 regions the Linux on-demand price ranges from $1.993 in Asia Pacific (Mumbai) to $4.992 in South America (Sao Paulo). Spot capacity costs $1.583 per hour (50% less), but can be reclaimed. A 1-yr Reserved commitment brings it to $1.981 per hour. With Windows it costs $5.352 per hour.

How many vCPUs and how much memory does r5ad.12xlarge have?

r5ad.12xlarge has 48 vCPUs and 384 GiB of memory (8 GiB per vCPU), running on AMD EPYC 7571. It is a memory optimized instance type in the R5ad family.

What is the cheapest region for r5ad.12xlarge?

Asia Pacific (Mumbai) (ap-south-1) at $1.993 per hour for Linux on demand, 37% less than US East (N. Virginia). r5ad.12xlarge is sold in 16 AWS regions.

What are the equivalents of r5ad.12xlarge on other clouds?

The closest matches by vCPU, memory, CPU architecture and instance class are on Azure, E48as v4 (48 vCPU, 384 GiB, $3.024/hour in East US); on Google Cloud, c4d-highmem-48-lssd (48 vCPU, 378 GiB, $3.317/hour in Iowa); on Akamai, Dedicated 256GB (56 vCPU, 256 GiB, $3.456/hour in Newark, NJ); on Vultr, vx1-m-48c-384g-2880s (48 vCPU, 384 GiB, $2.315/hour in Frankfurt).