c5a.xlargevsc5ad.xlarge

c5a.xlarge is 10% cheaper than c5ad.xlarge on demand in US East (N. Virginia), saving $13.14 a month.

At a glancec5a.xlargec5ad.xlarge
On-demand$0.154/hr10% less$0.172/hr
Lowest rate$0.0636/hrSpot, can be interrupted$0.0577/hr9% lessSpot, can be interrupted
Size4 vCPUs, 8 GiB4 vCPUs, 8 GiB
ProcessorAMD EPYC 7R32AMD EPYC 7R32
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.

Optionc5a.xlargec5ad.xlargec5ad.xlarge vs c5a.xlarge
On-demandPay by the hour$0.154$0.172▲ 12%
SpotCan be interrupted59% off$0.063666% off$0.0577▼ 9%
1-yr reservedNo upfront37% off$0.09737% off$0.108▲ 11%
3-yr reservedNo upfront56% off$0.06757% off$0.074▲ 10%
1-yr savings planHourly commitment27% off$0.11228% off$0.124▲ 11%
3-yr savings planHourly commitment52% off$0.07452% off$0.083▲ 12%

Key differences

The biggest lead each one has.

Where c5a.xlarge leads
On-demand price$0.154 vs $0.172 per hour
10% cheaper
Max EBS volumes27 vs 26
4% higher
Where c5ad.xlarge leads

No clear lead on the measures we compare.

Specs

4 of 41 specs differ. Those are in bold.

ComputeAll 10 matchc5a.xlargec5ad.xlarge
vCPUs44
Physical cores22
Threads per core22
Architecturex86_64x86_64
ProcessorAMD EPYC 7R32AMD EPYC 7R32
CPU makerAMDAMD
Clock speed3.3 GHz3.3 GHz
Sustained clock3.3 GHz3.3 GHz
Processor featuresAMD Turbo; AVX; AVX2AMD Turbo; AVX; AVX2
BurstableNoNo
MemoryAll 1 matchc5a.xlargec5ad.xlarge
Memory (GiB)88
NetworkingAll 8 matchc5a.xlargec5ad.xlarge
NetworkUp to 10 GigabitUp to 10 Gigabit
Network baseline1.25 Gbps1.25 Gbps
Network peak10 Gbps10 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces44
IPv4 addresses per interface1515
Storage3 of 12 differc5a.xlargec5ad.xlarge
StorageEBS only1 x 150 NVMe SSD
Local disks–1 × 150 GB SSD
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughputUp to 3170 MbpsUp to 3170 Mbps
EBS baseline bandwidth400 Mbps400 Mbps
EBS max bandwidth3,170 Mbps3,170 Mbps
EBS baseline throughput50 MB/s50 MB/s
EBS max throughput396.25 MB/s396.25 MB/s
EBS baseline IOPS1,6001,600
EBS max IOPS13,30013,300
Max EBS volumes2726
Instance details1 of 10 differc5a.xlargec5ad.xlarge
Familyc5ac5ad
CategoryCompute optimizedCompute optimized
Current generationYesYes
Normalization factor88
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationNoNo
Nitro EnclavesYesYes
Boot modesLegacy BIOS, UEFILegacy BIOS, UEFI

On-demand prices by region

Cheapest for c5a.xlarge first. Linux, USD per hour.

Regionc5a.xlargec5ad.xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$0.154$0.172▲ 12%
US East (Ohio)us-east-2$0.154$0.172▲ 12%
US West (Oregon)us-west-2$0.154$0.172▲ 12%
EU (Ireland)eu-west-1$0.172$0.196▲ 14%
EU (Frankfurt)eu-central-1$0.174$0.2▲ 15%
Asia Pacific (Singapore)ap-southeast-1$0.176$0.202▲ 15%
EU (Milan)eu-south-1$0.182$0.206▲ 13%
Middle East (Bahrain)me-south-1$0.19$0.216▲ 14%
Asia Pacific (Sydney)ap-southeast-2$0.2$0.226▲ 13%
Africa (Cape Town)af-south-1$0.206$0.234▲ 14%
South America (Sao Paulo)sa-east-1$0.236$0.268▲ 14%

Keep exploring

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

c5a.xlargeCompute optimized, c5a family
c5a.xlarge prices and specsEvery size in the c5a family

Compare c5a.xlarge with

c5.xlargem5a.xlarger5a.xlargec6a.xlarge
c5ad.xlargeCompute optimized, c5ad family
c5ad.xlarge prices and specsEvery size in the c5ad family

Compare c5ad.xlarge with

c5d.xlargem5ad.xlarger5ad.xlarge

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.