c5.4xlargevsc6i.4xlarge

c5.4xlarge and c6i.4xlarge cost the same on demand in US East (N. Virginia), $0.68 per hour.

At a glancec5.4xlargec6i.4xlarge
On-demand$0.68/hr$0.68/hr
Lowest rate$0.2208/hr19% lessSpot, can be interrupted$0.2732/hrSpot, can be interrupted
Size16 vCPUs, 32 GiB16 vCPUs, 32 GiB
ProcessorIntel Xeon Platinum 8124MIntel Xeon 8375C (Ice Lake)
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.

Optionc5.4xlargec6i.4xlargec6i.4xlarge vs c5.4xlarge
On-demandPay by the hour$0.68$0.68Same
SpotCan be interrupted68% off$0.220860% off$0.2732▲ 24%
1-yr reservedNo upfront37% off$0.42834% off$0.4498▲ 5%
3-yr reservedNo upfront58% off$0.28556% off$0.2994▲ 5%
1-yr savings planHourly commitment28% off$0.49328% off$0.4914Same
3-yr savings planHourly commitment52% off$0.32852% off$0.3283Same

Key differences

The biggest lead each one has.

Where c5.4xlarge leads

No clear lead on the measures we compare.

Where c6i.4xlarge leads
EBS max bandwidth10,000 Mbps vs 4,750 Mbps
2.1× higher
Network baseline6.25 Gbps vs 5 Gbps
25% higher
Clock speed3.5 GHz vs 3.4 GHz
3% higher

Specs

14 of 41 specs differ. Those are in bold.

Compute4 of 11 differc5.4xlargec6i.4xlarge
vCPUs1616
Physical cores88
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon Platinum 8124MIntel Xeon 8375C (Ice Lake)
CPU makerIntelIntel
Clock speed3.4 GHz3.5 GHz
Sustained clock3.4 GHz3.5 GHz
Processor featuresIntel AVX; Intel AVX2; Intel AVX512; Intel TurboIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo
BurstableNoNo
ECU73–
MemoryAll 1 matchc5.4xlargec6i.4xlarge
Memory (GiB)3232
Networking3 of 8 differc5.4xlargec6i.4xlarge
NetworkUp to 10 GigabitUp to 12500 Megabit
Network baseline5 Gbps6.25 Gbps
Network peak10 Gbps12.5 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces88
IPv4 addresses per interface3030
Storage6 of 11 differc5.4xlargec6i.4xlarge
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughputUp to 2250 MbpsUp to 10000 Mbps
EBS baseline bandwidth4,750 Mbps5,000 Mbps
EBS max bandwidth4,750 Mbps10,000 Mbps
EBS baseline throughput593.75 MB/s625 MB/s
EBS max throughput593.75 MB/s1,250 MB/s
EBS baseline IOPS20,00020,000
EBS max IOPS20,00040,000
Max EBS volumes2727
Instance details1 of 10 differc5.4xlargec6i.4xlarge
Familyc5c6i
CategoryCompute optimizedCompute optimized
Current generationYesYes
Normalization factor3232
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationYesYes
Nitro EnclavesYesYes
Boot modesLegacy BIOS, UEFILegacy BIOS, UEFI

On-demand prices by region

Cheapest for c5.4xlarge first. Linux, USD per hour.

Regionc5.4xlargec6i.4xlargeDifference
Asia Pacific (Hyderabad)ap-south-2$0.68$0.68Same
Asia Pacific (Mumbai)ap-south-1$0.68$0.68Same
US East (N. Virginia)Used in summaryus-east-1$0.68$0.68Same
US East (Ohio)us-east-2$0.68$0.68Same
US West (Oregon)us-west-2$0.68$0.68Same
EU (Stockholm)eu-north-1$0.728$0.728Same
Canada (Central)ca-central-1$0.744$0.744Same
Canada West (Calgary)ca-west-1$0.744$0.744Same
Asia Pacific (Seoul)ap-northeast-2$0.768$0.768Same
EU (Ireland)eu-west-1$0.768$0.7296▼ 5%
EU (Frankfurt)eu-central-1$0.776$0.776Same
Asia Pacific (Singapore)ap-southeast-1$0.784$0.784Same
Israel (Tel Aviv)il-central-1$0.806$0.7661▼ 5%
EU (London)eu-west-2$0.808$0.808Same
EU (Milan)eu-south-1$0.808$0.808Same
EU (Paris)eu-west-3$0.808$0.808Same
AWS GovCloud (US-East)us-gov-east-1$0.816$0.816Same
AWS GovCloud (US-West)us-gov-west-1$0.816$0.816Same
Middle East (Bahrain)me-south-1$0.845$0.8448Same
US West (N. California)us-west-1$0.848$0.848Same
Asia Pacific (Osaka)ap-northeast-3$0.856$0.856Same
Asia Pacific (Tokyo)ap-northeast-1$0.856$0.856Same
Asia Pacific (Hong Kong)ap-east-1$0.864$0.864Same
Asia Pacific (Sydney)ap-southeast-2$0.888$0.888Same
Africa (Cape Town)af-south-1$0.912$0.912Same
South America (Sao Paulo)sa-east-1$1.048$1.048Same

Keep exploring

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

c5.4xlargeCompute optimized, c5 family
c5.4xlarge prices and specsEvery size in the c5 family

Compare c5.4xlarge with

c5a.4xlargec5d.4xlargec5n.4xlargem5.4xlarger5.4xlargec4.4xlarge
c6i.4xlargeCompute optimized, c6i family
c6i.4xlarge prices and specsEvery size in the c6i family

Compare c6i.4xlarge with

c6g.4xlargec6in.4xlargem6i.4xlarger6i.4xlargec6a.4xlargec6id.4xlargec7i.4xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 56–58% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

Connect AWS account

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