c5a.2xlargevsm5a.2xlarge

c5a.2xlarge is 10% cheaper than m5a.2xlarge on demand in US East (N. Virginia), saving $26.28 a month.

At a glancec5a.2xlargem5a.2xlarge
On-demand$0.308/hr10% less$0.344/hr
Lowest rate$0.1129/hrSpot, can be interrupted$0.0907/hr20% lessSpot, can be interrupted
Size8 vCPUs, 16 GiB8 vCPUs, 32 GiB
ProcessorAMD EPYC 7R32AMD 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.

Optionc5a.2xlargem5a.2xlargem5a.2xlarge vs c5a.2xlarge
On-demandPay by the hour$0.308$0.344▲ 12%
SpotCan be interrupted63% off$0.112974% off$0.0907▼ 20%
1-yr reservedNo upfront37% off$0.19437% off$0.217▲ 12%
3-yr reservedNo upfront57% off$0.13357% off$0.149▲ 12%
1-yr savings planHourly commitment27% off$0.22427% off$0.252▲ 12%
3-yr savings planHourly commitment52% off$0.14949% off$0.174▲ 17%

Key differences

The biggest lead each one has.

Where c5a.2xlarge leads
On-demand price$0.308 vs $0.344 per hour
10% cheaper
Clock speed3.3 GHz vs 2.5 GHz
32% higher
EBS max bandwidth3,170 Mbps vs 2,880 Mbps
10% higher
Where m5a.2xlarge leads
EBS baseline IOPS8,333 vs 3,200
2.6× higher
Memory (GiB)32 vs 16
2× higher

Specs

15 of 40 specs differ. Those are in bold.

Compute4 of 10 differc5a.2xlargem5a.2xlarge
vCPUs88
Physical cores44
Threads per core22
Architecturex86_64x86_64
ProcessorAMD EPYC 7R32AMD EPYC 7571
CPU makerAMDAMD
Clock speed3.3 GHz2.5 GHz
Sustained clock3.3 GHz2.5 GHz
Processor featuresAMD Turbo; AVX; AVX2AVX; AVX2; AMD Turbo
BurstableNoNo
Memory1 of 1 differc5a.2xlargem5a.2xlarge
Memory (GiB)1632
NetworkingAll 8 matchc5a.2xlargem5a.2xlarge
NetworkUp to 10 GigabitUp to 10 Gigabit
Network baseline2.5 Gbps2.5 Gbps
Network peak10 Gbps10 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces44
IPv4 addresses per interface1515
Storage7 of 11 differc5a.2xlargem5a.2xlarge
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughputUp to 3170 MbpsUp to 2120 Mbps
EBS baseline bandwidth800 Mbps1,580 Mbps
EBS max bandwidth3,170 Mbps2,880 Mbps
EBS baseline throughput100 MB/s197.5 MB/s
EBS max throughput396.25 MB/s360 MB/s
EBS baseline IOPS3,2008,333
EBS max IOPS13,30016,000
Max EBS volumes2727
Instance details3 of 10 differc5a.2xlargem5a.2xlarge
Familyc5am5a
CategoryCompute optimizedGeneral purpose
Current generationYesYes
Normalization factor1616
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationNoYes
Nitro EnclavesYesYes
Boot modesLegacy BIOS, UEFILegacy BIOS, UEFI

On-demand prices by region

Cheapest for c5a.2xlarge first. Linux, USD per hour.

Regionc5a.2xlargem5a.2xlargeDifference
Asia Pacific (Mumbai)ap-south-1$0.188$0.222▲ 18%
US East (N. Virginia)Used in summaryus-east-1$0.308$0.344▲ 12%
US East (Ohio)us-east-2$0.308$0.344▲ 12%
US West (Oregon)us-west-2$0.308$0.344▲ 12%
Canada (Central)ca-central-1$0.336$0.384▲ 14%
Asia Pacific (Seoul)ap-northeast-2$0.344$0.424▲ 23%
EU (Ireland)eu-west-1$0.344$0.384▲ 12%
EU (Frankfurt)eu-central-1$0.348$0.416▲ 20%
Asia Pacific (Singapore)ap-southeast-1$0.352$0.432▲ 23%
EU (London)eu-west-2$0.364$0.4▲ 10%
EU (Milan)eu-south-1$0.364$0.404▲ 11%
EU (Paris)eu-west-3$0.364$0.404▲ 11%
AWS GovCloud (US-East)us-gov-east-1$0.368$0.436▲ 18%
AWS GovCloud (US-West)us-gov-west-1$0.368$0.436▲ 18%
US West (N. California)us-west-1$0.38$0.404▲ 6%
Asia Pacific (Tokyo)ap-northeast-1$0.384$0.448▲ 17%
Asia Pacific (Sydney)ap-southeast-2$0.4$0.432▲ 8%
South America (Sao Paulo)sa-east-1$0.472$0.552▲ 17%

Keep exploring

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

c5a.2xlargeCompute optimized, c5a family
c5a.2xlarge prices and specsEvery size in the c5a family

Compare c5a.2xlarge with

c5.2xlargec5ad.2xlarger5a.2xlargec6a.2xlarge
m5a.2xlargeGeneral purpose, m5a family
m5a.2xlarge prices and specsEvery size in the m5a family

Compare m5a.2xlarge with

m5.2xlargem5ad.2xlarger5a.2xlarget3a.2xlargem6a.2xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 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.