c5.12xlargevsc6i.12xlarge

c5.12xlarge and c6i.12xlarge cost the same on demand in US East (N. Virginia), $2.04 per hour.

At a glancec5.12xlargec6i.12xlarge
On-demand$2.04/hr$2.04/hr
Lowest rate$0.5758/hr5% lessSpot, can be interrupted$0.6051/hrSpot, can be interrupted
Size48 vCPUs, 96 GiB48 vCPUs, 96 GiB
ProcessorIntel Xeon Platinum 8275LIntel 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.

Optionc5.12xlargec6i.12xlargec6i.12xlarge vs c5.12xlarge
On-demandPay by the hour$2.04$2.04Same
SpotCan be interrupted72% off$0.575870% off$0.6051▲ 5%
1-yr reservedNo upfront37% off$1.28534% off$1.349▲ 5%
3-yr reservedNo upfront58% off$0.85556% off$0.8981▲ 5%
1-yr savings planHourly commitment28% off$1.47828% off$1.474Same
3-yr savings planHourly commitment52% off$0.98552% off$0.985Same

Key differences

The biggest lead each one has.

Where c5.12xlarge leads
Sustained clock3.6 GHz vs 3.5 GHz
3% higher
Where c6i.12xlarge leads
EBS baseline bandwidth15,000 Mbps vs 9,500 Mbps
58% higher
Network baseline18.75 Gbps vs 12 Gbps
56% higher
Clock speed3.5 GHz vs 3.4 GHz
3% higher

Specs

16 of 41 specs differ. Those are in bold.

Compute5 of 11 differc5.12xlargec6i.12xlarge
vCPUs4848
Physical cores2424
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon Platinum 8275LIntel Xeon 8375C (Ice Lake)
CPU makerIntelIntel
Clock speed3.4 GHz3.5 GHz
Sustained clock3.6 GHz3.5 GHz
Processor featuresIntel AVX; Intel AVX2; Intel AVX512; Intel Deep Learning Boost; Intel TurboIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo
BurstableNoNo
ECU188–
MemoryAll 1 matchc5.12xlargec6i.12xlarge
Memory (GiB)9696
Networking3 of 8 differc5.12xlargec6i.12xlarge
Network12 Gigabit18750 Megabit
Network baseline12 Gbps18.75 Gbps
Network peak12 Gbps18.75 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces88
IPv4 addresses per interface3030
Storage7 of 11 differc5.12xlargec6i.12xlarge
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput7000 Mbps15000 Mbps
EBS baseline bandwidth9,500 Mbps15,000 Mbps
EBS max bandwidth9,500 Mbps15,000 Mbps
EBS baseline throughput1,187.5 MB/s1,875 MB/s
EBS max throughput1,187.5 MB/s1,875 MB/s
EBS baseline IOPS40,00060,000
EBS max IOPS40,00060,000
Max EBS volumes2727
Instance details1 of 10 differc5.12xlargec6i.12xlarge
Familyc5c6i
CategoryCompute optimizedCompute optimized
Current generationYesYes
Normalization factor9696
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 c5.12xlarge first. Linux, USD per hour.

Regionc5.12xlargec6i.12xlargeDifference
Asia Pacific (Hyderabad)ap-south-2$2.04$2.04Same
Asia Pacific (Mumbai)ap-south-1$2.04$2.04Same
US East (N. Virginia)Used in summaryus-east-1$2.04$2.04Same
US East (Ohio)us-east-2$2.04$2.04Same
US West (Oregon)us-west-2$2.04$2.04Same
EU (Stockholm)eu-north-1$2.184$2.184Same
Canada (Central)ca-central-1$2.232$2.232Same
Canada West (Calgary)ca-west-1$2.232$2.232Same
Asia Pacific (Seoul)ap-northeast-2$2.304$2.304Same
EU (Ireland)eu-west-1$2.304$2.189▼ 5%
EU (Frankfurt)eu-central-1$2.328$2.328Same
Asia Pacific (Singapore)ap-southeast-1$2.352$2.352Same
Israel (Tel Aviv)il-central-1$2.419$2.298▼ 5%
EU (London)eu-west-2$2.424$2.424Same
EU (Milan)eu-south-1$2.424$2.424Same
EU (Paris)eu-west-3$2.424$2.424Same
AWS GovCloud (US-East)us-gov-east-1$2.448$2.448Same
AWS GovCloud (US-West)us-gov-west-1$2.448$2.448Same
Middle East (Bahrain)me-south-1$2.534$2.534Same
US West (N. California)us-west-1$2.544$2.544Same
Asia Pacific (Osaka)ap-northeast-3$2.568$2.568Same
Asia Pacific (Tokyo)ap-northeast-1$2.568$2.568Same
Asia Pacific (Hong Kong)ap-east-1$2.592$2.592Same
Asia Pacific (Sydney)ap-southeast-2$2.664$2.664Same
Africa (Cape Town)af-south-1$2.736$2.736Same
South America (Sao Paulo)sa-east-1$3.144$3.144Same

Keep exploring

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

c5.12xlargeCompute optimized, c5 family
c5.12xlarge prices and specsEvery size in the c5 family

Compare c5.12xlarge with

c5a.12xlargec5d.12xlargem5.12xlarger5.12xlarge
c6i.12xlargeCompute optimized, c6i family
c6i.12xlarge prices and specsEvery size in the c6i family

Compare c6i.12xlarge with

c6g.12xlargec6in.12xlargem6i.12xlarger6i.12xlargec6a.12xlargec6id.12xlargec7i.12xlarge

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.

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