Is the Intel Core i5-9400 processor compatible with all motherboards that have an LGA 1151 socket, or does it require a specific chipset version?

The Intel Core i5-9400 processor is only compatible with Intel 300 Series motherboards.

Questions & Answers: Intel Core i5-9400 Coffee Lake 6-Core 2.9 GHz (4.10 GHz Turbo) LGA 1151 (300 Series) 65W CM8068403875505 Desktop Processor Intel UHD Graphics 630 - OEM

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Intel Core i5-9400 Coffee Lake 6-Core 2.9 GHz (4.10 GHz Turbo) LGA 1151 (300 Series) 65W CM8068403875505 Desktop Processor Intel UHD Graphics 630 - OEM

9th Gen Intel Processor
Only Compatible with Intel 300 Series Motherboard
Max Turbo Frequency 4.10 GHz
Intel UHD Graphics 630
DDR4 Support
Intel Optane Memory and SSD Supported
Socket LGA 1151 (300 Series)
Intel Turbo Boost Technology 2.0 and Offers Powerful Performance for Mainstream Gaming and Creating

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