Dell OptiPlex 3280 Series Intel Chipset B460 Socket LGA1200 All-In-One Desktop Motherboard XDXCN 0XDXCN CN-0XDXCN.
Chipset: Intel B460 (SRH1C)
Socket: Intel LGA1200
Max Supported Memory: 64GB
Number of Memory Slots: 2
Memory Type: DDR4 SDRAM
Speed: 2666MHz
Type: All-In-One Desktop Motherboard