Intel OPS Miboard Mini PC LGA1151socket Support 6th/7th/10th I3/I5-8400/I7 Processor DDR4 RAM Socket Computer with WiFi - China All in One PC, Jwipc | Made-in-China.com
Can I use 16GB 3200MHz RAM with an i5 8400 processor? - Quora
The AnandTech Coffee Lake Review: Initial Numbers on the Core i7-8700K and Core i5-8400
Refurbished: Asus ROG STRIX Z390-E GAMING ATX Desktop Motherboard Combo Set with Intel Core i5-8400 LGA 1151 CPU 4pcs X 8GB = 32GB 2666MHz DDR4 Memory by Avarum Ram - Newegg.com
Amazon.com: Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W : Electronics
Intel OPS Miboard Mini PC LGA1151socket Support 6th/7th/10th I3/I5-8400/I7 Processor DDR4 RAM Socket Computer with WiFi - China All in One PC, Jwipc | Made-in-China.com
HP 600 G4 SFF Desktop Intel i5-8400 UP to 4.00GHz 16GB DDR4 256GB NVMe SSD Built-in AX210 Wi-Fi 6E BT Dual Monitor Support Wireless Keyboard and Mouse Win11 Pro (used) - Walmart.com