c8ib.8xlargevsm8ib.8xlarge

c8ib.8xlarge is 19% cheaper than m8ib.8xlarge on demand in US East (N. Virginia), saving $362.08 a month.

At a glancec8ib.8xlargem8ib.8xlarge
On-demand$2.177/hr19% less$2.673/hr
Lowest rate$0.867/hr21% lessSpot, can be interrupted$1.095/hrSpot, can be interrupted
Size32 vCPUs, 64 GiB32 vCPUs, 128 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.

Optionc8ib.8xlargem8ib.8xlargem8ib.8xlarge vs c8ib.8xlarge
On-demandPay by the hour$2.177$2.673▲ 23%
SpotCan be interrupted60% off$0.86759% off$1.095▲ 26%
1-yr savings planHourly commitment28% off$1.57727% off$1.951▲ 24%
3-yr savings planHourly commitment58% off$0.910556% off$1.184▲ 30%

Key differences

The biggest lead each one has.

Where c8ib.8xlarge leads
On-demand price$2.177 vs $2.673 per hour
19% cheaper
Where m8ib.8xlarge leads
Memory (GiB)128 vs 64
2× higher

Specs

4 of 40 specs differ. Those are in bold.

ComputeAll 10 matchc8ib.8xlargem8ib.8xlarge
vCPUs3232
Physical cores1616
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
Memory1 of 1 differc8ib.8xlargem8ib.8xlarge
Memory (GiB)64128
Networking1 of 8 differc8ib.8xlargem8ib.8xlarge
Network33.333 Gigabit33.33 Gigabit
Network baseline33.333 Gbps33.333 Gbps
Network peak33.333 Gbps33.333 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces88
IPv4 addresses per interface5050
StorageAll 11 matchc8ib.8xlargem8ib.8xlarge
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput25000 Mbps25000 Mbps
EBS baseline bandwidth25,000 Mbps25,000 Mbps
EBS max bandwidth25,000 Mbps25,000 Mbps
EBS baseline throughput3,125 MB/s3,125 MB/s
EBS max throughput3,125 MB/s3,125 MB/s
EBS baseline IOPS120,000120,000
EBS max IOPS120,000120,000
Max EBS volumes3232
Instance details2 of 10 differc8ib.8xlargem8ib.8xlarge
Familyc8ibm8ib
CategoryCompute optimizedGeneral purpose
Current generationYesYes
Normalization factor6464
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 c8ib.8xlarge first. Linux, USD per hour.

Regionc8ib.8xlargem8ib.8xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$2.177$2.673▲ 23%
US West (Oregon)us-west-2$2.177$2.673▲ 23%

Keep exploring

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

c8ib.8xlargeCompute optimized, c8ib family
c8ib.8xlarge prices and specsEvery size in the c8ib family

Compare c8ib.8xlarge with

c8gb.8xlargec8i.8xlarger8ib.8xlarge
m8ib.8xlargeGeneral purpose, m8ib family
m8ib.8xlarge prices and specsEvery size in the m8ib family

Compare m8ib.8xlarge with

m8i.8xlarger8ib.8xlargem8gb.8xlarge

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.