HDMI
1.4: 10.2 Gbps
2.0: 18 Gbps
2.1: 48 Gbps
Display Bandwidth Calculator
Below are cable standards to reference for bandwidth limitations
DisplayPort
1.4: 32.4 Gbps
2.1: 80 Gbps
1.4: 10.2 Gbps
2.0: 18 Gbps
2.1: 48 Gbps
1.4: 32.4 Gbps
2.1: 80 Gbps