AWS

c7i.4xlarge

EC2 Instance

About the

c7i.4xlarge

instance

Latest generation compute-optimized instance with 16 vCPUs and 32 GiB memory. Excellent for compute-intensive applications.

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Pricing of

c7i.4xlarge

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

c7i.4xlarge

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

c7i.4xlarge

Feature	Specification

Storage features of

c7i.4xlarge

Feature	Specification

Networking features of

c7i.4xlarge

Feature	Specification

Operating Systems Supported by

c7i.4xlarge

Operating System	Supported

Security features of

c7i.4xlarge

Feature	Supported

General Information about

c7i.4xlarge

Feature	Specification

Benchmark Test Results for

c7i.4xlarge

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	16534	Average
Average	Deviation	3935.31
Deviation	2956	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

c7i.4xlarge

AI-summarized insights

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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've completed the experiments proposed and compiled a new comparison of the results.

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I did create a new EC2 c7i.4xlarge instance with a customized CPU setting of 1 to disable hyperthreading. I re-ran the benchmark I am using using the "default" gcc compiler settings as was used in the c7i,4xlarge instance with hyperthreading enabled (its default as you noted).

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