AWS

c6i.12xlarge

EC2 Instance

About the

c6i.12xlarge

instance

Compute-optimized instance with 48 vCPUs and 96 GiB memory. Advanced compute capacity for computational fluid dynamics and batch processing.

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Pricing of

c6i.12xlarge

N/A

On Demand

N/A

Spot

N/A

1 Yr Reserved

N/A

3 Yr Reserved

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Spot Pricing Details for

c6i.12xlarge

Here's the latest prices for this instance across this region:

Availability Zone	Current Spot Price (USD)

Frequency of Interruptions: n/a

Frequency of interruption represents the rate at which Spot has reclaimed capacity during the trailing month. They are in ranges of < 5%, 5-10%, 10-15%, 15-20% and >20%.

Last Updated On: December 17, 2024

Compute features of

c6i.12xlarge

Feature	Specification

Storage features of

c6i.12xlarge

Feature	Specification

Networking features of

c6i.12xlarge

Feature	Specification

Operating Systems Supported by

c6i.12xlarge

Operating System	Supported

Security features of

c6i.12xlarge

Feature	Supported

General Information about

c6i.12xlarge

Feature	Specification

Benchmark Test Results for

c6i.12xlarge

CPU Encryption Speed Benchmarks

Cloud Mercato tested CPU performance using a range of encryption speed tests:

Encryption Algorithm	Speed (1024 Block Size, 3 threads)
AES-128 CBC	N/A
AES-256 CBC	N/A
MD5	N/A
SHA256	N/A
SHA512	N/A

I/O Performance

Cloud Mercato's tested the I/O performance of this instance using a 100GB General Purpose SSD. Below are the results:

	Read	Write
Max	N/A	N/A
Average	N/A	N/A
Deviation	N/A	N/A
Min	N/A	N/A

I/O rate testing is conducted with local and block storages attached to the instance. Cloud Mercato uses the well-known open-source tool FIO. To express IOPS the following parametersare used: 4K block, random access, no filesystem (except for write access with root volume and avoidance of cache and buffer.

See

Cloud Mercato's full benchmark results for this instance here

Community Insights for

c6i.12xlarge

AI-summarized insights

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running the decision support workload on the c6i.12xlarge instance enabled by 3rd Gen Intel¬Æ Xeon¬Æ Scalable processors with Granulate cost 22% less than the c5.12xlarge instance with Granulate.

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the c6i.12xlarge instance enabled by 3rd Gen Intel¬Æ Xeon¬Æ Scalable processors with Granulate delivered up to 28% greater performance over the c5.12xlarge instance with Granulate.

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Enabling Granulate on c6i.12xlarge improved performance by 43%.

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22% less cost to run a decision support workload on AWS c6i.12xlarge instances with Granulate vs. c5.12xlarge instances also with Granulate.

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28% better decision support performance on AWS c6i.12xlarge instances with Granulate vs. c5.12xlarge also with Granulate.

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Speed decision support performance by up to 43% on 48vCPU instances with Granulate vs. without Granulate.

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If you have a compute-intensive application ‚Äî maybe scientific modelling, intensive machine learning, or multiplayer gaming ‚Äî these instances are a good choice.

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I am just now trying to change the instance type and it's only letting me use the c6i platform - I was HOPING I could go to the c7g platform actually as the performance vs cost is stellar.

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