Benchmarks for c6a.large (AWS)

See the benchmarks for all EC2 instances.

This instance type is available for self-hosted GitHub Actions runners using RunsOn.

EC2 Instance family: c6a

CPU Type: 3rd generation AMD EPYC processors (code named Milan).

Specific Features: Compute-optimized instance built on the AWS Nitro System, featuring an all-core turbo frequency of up to 3.6 GHz. It provides up to 50 Gbps of networking speed, up to 40 Gbps of bandwidth to Amazon Elastic Block Store (EBS), and includes always-on memory encryption with AMD Transparent Single Key Memory Encryption (TSME).

Date of Release: February 14, 2022.

Results

This benchmark has been generated using the c6a.large instance type. Results are averaged over many days (you can mouse over the sparkline to get more details).

🇺🇸 North Virginia (us-east-1)

Family	Instance	Processor	CPU speed	On-demand	Spot (avg)	Savings	Interrupt %
`c6a`	`c6a.large`	AMD EPYC 7R13 Processor (x86_64)	2579	$0.0765	$0.0304	59%	5-10%

🇺🇸 Oregon (us-west-2)

Family	Instance	Processor	CPU speed	On-demand	Spot (avg)	Savings	Interrupt %
`c6a`	`c6a.large`	AMD EPYC 7R13 Processor (x86_64)	2579	$0.0765	$0.0265	65%	10-15%

🇮🇪 Ireland (eu-west-1)

Family	Instance	Processor	CPU speed	On-demand	Spot (avg)	Savings	Interrupt %
`c6a`	`c6a.large`	AMD EPYC 7R13 Processor (x86_64)	2579	$0.0821	$0.0392	47%	10-15%

🇩🇪 Frankfurt (eu-central-1)

Family	Instance	Processor	CPU speed	On-demand	Spot (avg)	Savings	Interrupt %
`c6a`	`c6a.large`	AMD EPYC 7R13 Processor (x86_64)	2579	$0.0873	$0.0420	51%	<5%

About those benchmarks

Benchmarks are performed using the Passmark benchmarking tool, using the CPU Single Threaded metric.

Last updated:May 11, 2026