Memory: 2 DDR4 memory slots that support up to 64 GB Graphics interface: 1 PCI-E 3.0 x16 slot Display interface: HDMI, DVI-D Expansion slots: 2 PCI-E 3.0 x1 slots I/O: 1 HDMI 1.4 port, 2 USB 2.0/1.1, 3 audio jacks, and 4 USB 3.2 Gen 1 Type-A Other features: DDR4 Boost technology, M.2 Shield Frozr, and M.2 Frost Armor