c8a.24xlargevsr8a.24xlarge

c8a.24xlarge is 33% cheaper than r8a.24xlarge on demand in US East (N. Virginia), saving $1,821.72 a month.

At a glancec8a.24xlarger8a.24xlarge
On-demand$5.173/hr33% less$7.668/hr
Lowest rate$1.079/hr4% lessSpot, can be interrupted$1.122/hrSpot, can be interrupted
Size96 vCPUs, 192 GiB96 vCPUs, 768 GiB
ProcessorAMD EPYC 9R45 ProcessorAMD EPYC 9R45 Processor
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.

Optionc8a.24xlarger8a.24xlarger8a.24xlarge vs c8a.24xlarge
On-demandPay by the hour$5.173$7.668▲ 48%
SpotCan be interrupted79% off$1.07985% off$1.122▲ 4%
1-yr savings planHourly commitment28% off$3.73828% off$5.556▲ 49%
3-yr savings planHourly commitment52% off$2.49848% off$4.00▲ 60%

Key differences

The biggest lead each one has.

Where c8a.24xlarge leads
On-demand price$5.173 vs $7.668 per hour
33% cheaper
Where r8a.24xlarge leads
Memory (GiB)768 vs 192
4× higher

Specs

3 of 40 specs differ. Those are in bold.

ComputeAll 10 matchc8a.24xlarger8a.24xlarge
vCPUs9696
Physical cores9696
Threads per core11
Architecturex86_64x86_64
ProcessorAMD EPYC 9R45 ProcessorAMD EPYC 9R45 Processor
CPU makerAMDAMD
Clock speedUp to 4.5 GHzUp to 4.5 GHz
Sustained clock4.5 GHz4.5 GHz
Processor featuresAMD Turbo; AVX; AVX2; AVX512AMD Turbo; AVX; AVX2; AVX512
BurstableNoNo
Memory1 of 1 differc8a.24xlarger8a.24xlarge
Memory (GiB)192768
NetworkingAll 8 matchc8a.24xlarger8a.24xlarge
Network40000 Megabit40000 Megabit
Network baseline40 Gbps40 Gbps
Network peak40 Gbps40 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces1616
IPv4 addresses per interface6464
StorageAll 11 matchc8a.24xlarger8a.24xlarge
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput30000 Mbps30000 Mbps
EBS baseline bandwidth30,000 Mbps30,000 Mbps
EBS max bandwidth30,000 Mbps30,000 Mbps
EBS baseline throughput3,750 MB/s3,750 MB/s
EBS max throughput3,750 MB/s3,750 MB/s
EBS baseline IOPS120,000120,000
EBS max IOPS120,000120,000
Max EBS volumes6464
Instance details2 of 10 differc8a.24xlarger8a.24xlarge
Familyc8ar8a
CategoryCompute optimizedMemory optimized
Current generationYesYes
Normalization factor192192
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 c8a.24xlarge first. Linux, USD per hour.

Regionc8a.24xlarger8a.24xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$5.173$7.668▲ 48%
US East (Ohio)us-east-2$5.173$7.668▲ 48%
US West (Oregon)us-west-2$5.173$7.668▲ 48%
Europe (Spain)eu-south-2$5.549$8.581▲ 55%
EU (Ireland)eu-west-1$5.55$8.581▲ 55%
EU (Frankfurt)eu-central-1$5.904$9.251▲ 57%
Asia Pacific (Tokyo)ap-northeast-1$6.512$9.251▲ 42%

Keep exploring

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

c8a.24xlargeCompute optimized, c8a family
c8a.24xlarge prices and specsEvery size in the c8a family

Compare c8a.24xlarge with

c8g.24xlargec8i.24xlargem8a.24xlargec7a.24xlarge
r8a.24xlargeMemory optimized, r8a family
r8a.24xlarge prices and specsEvery size in the r8a family

Compare r8a.24xlarge with

r8g.24xlarger8i.24xlargem8a.24xlarger7a.24xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 48–52% 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.