FreeRTOS Benchmark

Configuration

• FreeRTOS Version: 9.0.0.
• Chips include: STM32F767IG and CH32V307VC.
• GCC12 and Optimization level: -O3.
• More specific implementation details can be seen from source code.

Results

STM32F767IG Benchmark

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Test (number in CPU cycles)        : AVG / MAX / MIN
Yield                              : 176 / 248 / 176
Notification                       : 364 / 480 / 364
Semaphore                          : 500 / 676 / 500
Message queue                      : 578 / 692 / 576
Memory allocation/free pair        : 295 / 333 / 251
ISR Notification                   : 376 / 536 / 376
ISR Semaphore                      : 480 / 616 / 480
ISR Message queue                  : 580 / 676 / 576

CH32V307VC Benchmark

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Test (number in CPU cycles)        : AVG / MAX / MIN
Yield                              : 180 / 282 / 180
Notification                       : 377 / 500 / 377
Semaphore                          : 468 / 588 / 463
Message queue                      : 565 / 671 / 561
Memory allocation/free pair        : 483 / 514 / 474
ISR Notification                   : 414 / 429 / 304
ISR Semaphore                      : 470 / 574 / 460
ISR Message queue                  : 604 / 641 / 603

Overall

So far, the test result is as follows.

Chip	Yield	Notify	Semphore	Queue	Memory	ISR Notify	ISR Semphore	ISR Queue
STM32F767	176	364	500	578	295	376	480	580
CH32V307	180	377	468	565	483	414	470	604