Form factor: ATX chipset: Intel Z270 RAM: 4x DDR4 DIMM, dual PC433066U/DDR44133 (OC), max. 64GB (UDIMM) expansion slots: 3x PCIe 3.0 x16 (1x x16,1x x8,1x x4), 3x PCIe 3.0 x1,1x M. 2/MKey (PCIe 3.0 x4/SATA, 22110/2280/2280/2260/2242), 1x M. 2 MKey (PCIe 3.0 x4,2280/2260/2242) Connectors external: 1x HDMI 1.4,1x DisplayPort 1.2,1x USBC 3.1 (ASM2142), 1x USBA 3.1 (ASM2142), 4x USBA 3.0,4x USBA 2.1. 0,1x Gb LAN (Intel I219V), 5x jack, 1x Toslink, 1x Clear CMOS, 1x USB BIOS flash back connector internal: 1x USBA 3.1 (onboard, ASM2142), 2x USB 3.0,2x USB 2. 0.6x SATA 6Gb/s (Z270), 1x TPMHeader Header Cooling: 2x CPULfter 4Pin, 5x Lfter 4Pin Header Illumination: 2x RGBHeader 4Pin (5050) Audio: 7. 1 (Realtek ALC1220/ASUS SupremeFX) RAIDLevel: 0/1/5/10 (Z270) MultiGPU: NVIDIA 2WaySLI (x8/x8), AMD 3WayCrossFireX (x8/x8, x8/x4/x4) Power connectors: 1x 24pin ATX, 1x 8pin EPS12V CPUPhasen: 10 (8+2) Graphics: IGP (via CPU/APU) lighting: RGB features: Audio+solid capacitors, Diagnostic LED, Bluetooth 4.1 + WLAN 802.11a/b/g/n/ac, pre-installed water cooler (VRM) Manufacturer's warranty: three years (processing only by dealer)