c8i-flex.xlargevsc8i.xlarge

c8i-flex.xlarge is 5% cheaper than c8i.xlarge on demand in US East (N. Virginia), saving $6.86 a month.

At a glancec8i-flex.xlargec8i.xlarge
On-demand$0.178/hr5% less$0.1874/hr
Lowest rate$0.0622/hr8% lessSpot, can be interrupted$0.0679/hrSpot, can be interrupted
Size4 vCPUs, 8 GiB4 vCPUs, 8 GiB
ProcessorIntel Xeon Scalable (Granite Rapids)Intel Xeon Scalable (Granite Rapids)
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.

Optionc8i-flex.xlargec8i.xlargec8i.xlarge vs c8i-flex.xlarge
On-demandPay by the hour$0.178$0.1874▲ 5%
SpotCan be interrupted65% off$0.062264% off$0.0679▲ 9%
1-yr savings planHourly commitment28% off$0.128728% off$0.1354▲ 5%
3-yr savings planHourly commitment52% off$0.08652% off$0.0905▲ 5%

Key differences

The biggest lead each one has.

Where c8i-flex.xlarge leads
On-demand price$0.178 vs $0.1874 per hour
5% cheaper
Where c8i.xlarge leads
Network baseline1.875 Gbps vs 0.937 Gbps
2× higher
EBS baseline bandwidth1,250 Mbps vs 630 Mbps
98% higher

Specs

7 of 40 specs differ. Those are in bold.

ComputeAll 10 matchc8i-flex.xlargec8i.xlarge
vCPUs44
Physical cores22
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon Scalable (Granite Rapids)Intel Xeon Scalable (Granite Rapids)
CPU makerIntelIntel
Clock speed3.9 GHz3.9 GHz
Sustained clock3.9 GHz3.9 GHz
Processor featuresIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMXIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMX
BurstableNoNo
MemoryAll 1 matchc8i-flex.xlargec8i.xlarge
Memory (GiB)88
Networking1 of 8 differc8i-flex.xlargec8i.xlarge
NetworkUp to 12500 MegabitUp to 12500 Megabit
Network baseline0.937 Gbps1.875 Gbps
Network peak12.5 Gbps12.5 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces44
IPv4 addresses per interface3030
Storage3 of 11 differc8i-flex.xlargec8i.xlarge
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughputUp to 10000 MbpsUp to 10000 Mbps
EBS baseline bandwidth630 Mbps1,250 Mbps
EBS max bandwidth10,000 Mbps10,000 Mbps
EBS baseline throughput78.75 MB/s156.25 MB/s
EBS max throughput1,250 MB/s1,250 MB/s
EBS baseline IOPS3,6006,000
EBS max IOPS40,00040,000
Max EBS volumes3232
Instance details3 of 10 differc8i-flex.xlargec8i.xlarge
Familyc8i-flexc8i
CategoryCompute optimizedCompute optimized
Current generationYesYes
Normalization factor88
Bare metalNoNo
HypervisorNitroNitro
Placement groupsPartition, SpreadCluster, Partition, Spread
HibernationYesYes
Nitro EnclavesNoYes
Boot modesLegacy BIOS, UEFILegacy BIOS, UEFI

On-demand prices by region

Cheapest for c8i-flex.xlarge first. Linux, USD per hour.

Regionc8i-flex.xlargec8i.xlargeDifference
Asia Pacific (Malaysia)ap-southeast-5$0.1745$0.1837▲ 5%
Asia Pacific (Hyderabad)ap-south-2$0.178$0.1874▲ 5%
Asia Pacific (Mumbai)ap-south-1$0.178$0.1874▲ 5%
US East (N. Virginia)Used in summaryus-east-1$0.178$0.1874▲ 5%
US East (Ohio)us-east-2$0.178$0.1874▲ 5%
US West (Oregon)us-west-2$0.178$0.1874▲ 5%
EU (Ireland)eu-west-1$0.191$0.2011▲ 5%
Europe (Spain)eu-south-2$0.191$0.2011▲ 5%
Canada (Central)ca-central-1$0.1948$0.2051▲ 5%
Asia Pacific (Seoul)ap-northeast-2$0.2011$0.2117▲ 5%
EU (Frankfurt)eu-central-1$0.2032$0.2139▲ 5%
Asia Pacific (Singapore)ap-southeast-1$0.2053$0.2161▲ 5%
EU (London)eu-west-2$0.2116$0.2227▲ 5%
EU (Paris)eu-west-3$0.2116$0.2227▲ 5%
US West (N. California)us-west-1$0.222$0.2337▲ 5%
Asia Pacific (Tokyo)ap-northeast-1$0.2241$0.2359▲ 5%
Asia Pacific (Sydney)ap-southeast-2$0.2325$0.2448▲ 5%
Africa (Cape Town)af-south-1$0.2388$0.2514▲ 5%
Asia Pacific (New Zealand)ap-southeast-6$0.2441$0.257▲ 5%
South America (Sao Paulo)sa-east-1$0.2744$0.2889▲ 5%

Keep exploring

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

c8i-flex.xlargeCompute optimized, c8i-flex family
c8i-flex.xlarge prices and specsEvery size in the c8i-flex family

Compare c8i-flex.xlarge with

m8i-flex.xlarger8i-flex.xlargec7i-flex.xlarge
c8i.xlargeCompute optimized, c8i family
c8i.xlarge prices and specsEvery size in the c8i family

Compare c8i.xlarge with

c8g.xlargem8i.xlarger8i.xlargec8a.xlargec8id.xlargec8in.xlargec8ine.xlargec8ib.xlargec7i.xlarge

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The best committed rate on these two is 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.