-4th Generation Intel -Supports Dual Channel DDR3/DDR3L -1 PCIe 2.0 x16, 1 PCIe 2.0 x1 ✅Graphics Output Options: D-Sub, DVI-D, HDMI -Chipset - Intel® H81 Rear Panel I/O ✅ 1 x PS/2 Mouse/Keyboard Port ✅ 1 x D-Sub Port ✅ 1 x DVI-D Port (VGA) ✅ 1 x HDMI Port ✅ 4 x USB 2.0 Ports ✅ 2 x USB 3.1 Gen1 Ports ✅ 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED) ✅ HD Audio Jack: Line in / Front Speaker / Microphone