Compatible with Ryzen 5000 series processors.
No, this processor won't fit. The Gigabyte B450M DS3H V2 supports only Ryzen 5 3200G or newer.
You might require a BIOS upgrade, yet the 5000G lineup is marked as compatible on their site: https://www.gigabyte.com/Motherboard/B45...v-10/sp#sp
Thank you