The Display Port standard specifications an open digital communications interface for use in both internal connections，such as interfaces within a PC or monitor， and external display connections， including interfaces between a PC and monitor or projector， between a PC and TV， or between a device such as a DVD player and TV display

DisplayPort 2.1 DisplayPort cable standard, optimizes the configurations for full size and mini size DisplayPort cable, enhances its robustness, thereby improving connection quality and increasing cable length (DP40 cable exceeding 2 meters long, DP80 cable exceeding 1 meter long) without compromising UHBR performance. The DP40 cable certified by VESA supports UHBR10 link rate (10 Gbps), four channel operation, and provides a maximum throughput of 40Gbps; The DP80 cable certified by VESA supports UHBR20 link rate (20 Gbps), four channel operation, and provides a maximum throughput of 80 Gbps.