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 to HDMI Cable 2.0 - DP to HDMI Adapter - Active Adapter (Male-to-Male) - 4K Compatible - 2M/6.6 ft - 60Hz - VisionTek | Dell USA
HDMI 2.1 vs. DisplayPort 2.0: An In-Depth Comparison