Slot type LGA 1151. CPU series Core i5 6th generation series. If you are unsure about compatibility issues. CPU architecture Skylake. CPU frequency 2.7GHz. Core code Skylake. The highest core frequency 3.3GHz.
Core i5 6th Gen. Computer 2.5-2.99 GHz Clock Speed Processors Intel Core i5-6400 Processor Model
Intel Core i5-6400 LGA 1151 CPU Processor 2.70GHz-3.3GHz Quad-Core
Core i5 6th Gen. Computer 2.5-2.99 GHz Clock Speed Processors Intel Core i5-6400 Processor Model
Intel Boxed Core I5-6400 FC-LGA14C 2.70 Ghz 6 M Processor Cache 4 LGA 1151 BX80662I56400 : Electronics
Intel Core i5-6400 - Core i5 6th Gen Skylake Quad-Core 2.7 GHz LGA 1151 65W Intel HD Graphics 530 Desktop Processor - CM8066201920506
Core i5 6th Gen. Intel Core i5-6400 Processor Model LGA 1151/H4 Socket Type Computer Processors (CPUs)
LGA 1151/Socket H4 Core i5 6th Gen Computer CPUs/Processors for sale
Intel Boxed Core I5-6400 FC-LGA14C 2.70 Ghz 6 M Processor Cache 4 LGA 1151 BX80662I56400 : Electronics
Intel Boxed Core I5-6400 FC-LGA14C 2.70 Ghz 6 M Processor Cache 4 LGA
Intel Core i5-6400 2.7 GHz Quad-Core Processor BX80662I56400 B&H