Dell Precision 3640 Tower Series Intel Chipset W480 Socket LGA1200 Desktop Motherboard D4MD1 0D4MD1 CN-0D4MD1.
Chipset: Intel W480
Socket: Intel LGA1200
Max Supported Memory: 128GB
Number of Memory Slots: 4
Memory Type: DDR4 SDRAM
Speed: 2666MHz, 2933MHz
Type: Desktop Motherboard