Amazon
DisplayPort 20-pin male to DisplayPort 20-pin male DP ++ certified cable (DisplayPort Dual Mode) Supports data transfer at 32.4 Gbps Maximum refresh rate: 60Hz Supports high-definition video, multi-channel digital audio, DPCP, HDCP and Dual Mode (DP++) mode
DisplayPort 20-pin male to DisplayPort 20-pin male DP ++ certified cable (DisplayPort Dual Mode) Supports data transfer at 32.4 Gbps Maximum refresh rate: 60Hz Supports high-definition video, multi-channel digital audio, DPCP, HDCP and Dual Mode (DP++) mode