Yes, the i5-12400 supports using four RAM sticks simultaneously.
Yes, the i5-12400 supports using four RAM sticks simultaneously.
It accommodates dual channel memory with a capacity of up to 128 GB. https://ark.intel.com/content/www/us/en/...0-ghz.html Installing four DIMMs is possible.
Are you attaching two additional sticks to the current configuration? If not, consider using 2 x 8GB or 2 x 16GB, etc. This ensures you retain capacity for future upgrades.
Occasionally 4x single rank dims mimic dual rank dims, offering a minor performance increase. At other times, 4x dims can strain the memory controller, requiring you to reduce frequency.