r5a.largevsr5ad.large

r5a.large is 14% cheaper than r5ad.large on demand in US East (N. Virginia), saving $13.14 a month.

At a glancer5a.larger5ad.large
On-demand$0.113/hr14% less$0.131/hr
Lowest rate$0.0337/hr7% lessSpot, can be interrupted$0.0363/hrSpot, can be interrupted
Size2 vCPUs, 16 GiB2 vCPUs, 16 GiB
ProcessorAMD EPYC 7571AMD EPYC 7571
Architecturex86_64x86_64

Prices in US East (N. Virginia)

“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.

Optionr5a.larger5ad.larger5ad.large vs r5a.large
On-demandPay by the hour$0.113$0.131▲ 16%
SpotCan be interrupted70% off$0.033772% off$0.0363▲ 8%
1-yr reservedNo upfront37% off$0.07137% off$0.083▲ 17%
3-yr reservedNo upfront57% off$0.04956% off$0.057▲ 16%
1-yr savings planHourly commitment27% off$0.08227% off$0.095▲ 16%
3-yr savings planHourly commitment48% off$0.05949% off$0.067▲ 14%

Key differences

The biggest lead each one has.

Where r5a.large leads
On-demand price$0.113 vs $0.131 per hour
14% cheaper
Sustained clock2.5 GHz vs 2.2 GHz
14% higher
Max EBS volumes27 vs 26
4% higher
Where r5ad.large leads

No clear lead on the measures we compare.

Specs

5 of 41 specs differ. Those are in bold.

Compute1 of 10 differr5a.larger5ad.large
vCPUs22
Physical cores11
Threads per core22
Architecturex86_64x86_64
ProcessorAMD EPYC 7571AMD EPYC 7571
CPU makerAMDAMD
Clock speed2.5 GHz2.5 GHz
Sustained clock2.5 GHz2.2 GHz
Processor featuresAVX; AVX2; AMD TurboAVX; AVX2; AMD Turbo
BurstableNoNo
MemoryAll 1 matchr5a.larger5ad.large
Memory (GiB)1616
NetworkingAll 8 matchr5a.larger5ad.large
NetworkUp to 10 GigabitUp to 10 Gigabit
Network baseline0.75 Gbps0.75 Gbps
Network peak10 Gbps10 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces33
IPv4 addresses per interface1010
Storage3 of 12 differr5a.larger5ad.large
StorageEBS only1 x 75 NVMe SSD
Local disks–1 × 75 GB SSD
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughputUp to 2120 MbpsUp to 2120 Mbps
EBS baseline bandwidth650 Mbps650 Mbps
EBS max bandwidth2,880 Mbps2,880 Mbps
EBS baseline throughput81.25 MB/s81.25 MB/s
EBS max throughput360 MB/s360 MB/s
EBS baseline IOPS3,6003,600
EBS max IOPS16,00016,000
Max EBS volumes2726
Instance details1 of 10 differr5a.larger5ad.large
Familyr5ar5ad
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor44
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationYesYes
Nitro EnclavesNoNo
Boot modesLegacy BIOS, UEFILegacy BIOS, UEFI

On-demand prices by region

Cheapest for r5a.large first. Linux, USD per hour.

Regionr5a.larger5ad.largeDifference
Asia Pacific (Mumbai)ap-south-1$0.072$0.083▲ 15%
US East (N. Virginia)Used in summaryus-east-1$0.113$0.131▲ 16%
US East (Ohio)us-east-2$0.113$0.131▲ 16%
US West (Oregon)us-west-2$0.113$0.131▲ 16%
Canada (Central)ca-central-1$0.124$0.144▲ 16%
US West (N. California)us-west-1$0.126$0.148▲ 17%
EU (Ireland)eu-west-1$0.127$0.146▲ 15%
EU (London)eu-west-2$0.133$0.154▲ 16%
EU (Paris)eu-west-3$0.133$0.153▲ 15%
Asia Pacific (Seoul)ap-northeast-2$0.136$0.158▲ 16%
Asia Pacific (Singapore)ap-southeast-1$0.136$0.159▲ 17%
Asia Pacific (Sydney)ap-southeast-2$0.136$0.159▲ 17%
AWS GovCloud (US-West)us-gov-west-1$0.136$0.158▲ 16%
Asia Pacific (Tokyo)ap-northeast-1$0.137$0.159▲ 16%
EU (Frankfurt)eu-central-1$0.137$0.158▲ 15%
South America (Sao Paulo)sa-east-1$0.181$0.208▲ 15%

Keep exploring

Each type’s own page, and how it compares with others.

r5a.largeMemory optimized, r5a family
r5a.large prices and specsEvery size in the r5a family

Compare r5a.large with

c5a.larger5.largem5a.larger6a.large
r5ad.largeMemory optimized, r5ad family
r5ad.large prices and specsEvery size in the r5ad family

Compare r5ad.large with

c5ad.larger5d.largem5ad.large

Pay the committed rate, with commitment protection

The best committed rate on these two is 56–57% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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AWS EC2 Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.