ASUS TUF X299 MARK 2 LGA2066 DDR4 M2 USB3.1 Motherboard. ASUS ROG Strix X570-E Gaming DDR4 Socket AM4 ATX Motherboard. Multi-graphics technology Support NVIDIA Quad-GPU SLI dual-SIM quad-core crossfire technology Support NVIDIA 3-way SLI three-way crossfire technology Support AMD Quad-GPU CrossFireX dual-SIM four-core crossfire technology.
eBay