Amazon.com: Accell DP to HDMI Adapter - DisplayPort 1.2 to HDMI 2.0 Active Adapter - 4K UHD @60Hz, 3D Resolutions up to 1920x1080@120Hz, Black (B086B-011B) : Electronics
DisplayPort 1.2 to HDMI 2.0 4K/UHD 60Hz Active Adapter - Atlast! Solutions (reliable powerful fanless PCs)