Dell XPS 8940 Series Intel Chipset H470 Socket LGA1200 Desktop Motherboard 427JK 0427JK CN-0427JK.
Chipset: Intel H470 (SRH14)
Socket: Intel LGA1200
Max Supported Memory: 128GB
Number of Memory Slots: 4
Memory Type: DDR4 SDRAM
Speed: 2666MHz, 2933MHz
Type: Desktop Motherboard