Overview of DisplayPort Versions

🔹 DisplayPort 1.0 / 1.1 (2006 / 2007)
Max Bandwidth: 8.64 Gbps (single lane)
Supported Resolution: 2560×1600 @ 60Hz
Features: Supports HDCP 1.3; 1.1 adds support for optical transmission

🔹 DisplayPort 1.2 (2009)
Max Bandwidth: 17.28 Gbps total
Effective Bandwidth: 14.4 Gbps
Supported Resolution: 4K @ 60Hz
New Features: Supports Multi-Stream Transport (MST), 3D video, improved color depth

🔹 DisplayPort 1.3 (2014)
Max Bandwidth: 32.4 Gbps
Effective Bandwidth: 25.92 Gbps
Supported Resolution: 5K @ 60Hz, 4K @ 120Hz
Additional Support: Dual 4K signal output

🔹 DisplayPort 1.4 (2016)
Max Bandwidth: 32.4 Gbps (same as 1.3)
New Features:

• Supports DSC 1.2: visually lossless compression up to 8K @ 60Hz or 4K @ 240Hz
• Supports HDR10 metadata
• Forward Error Correction (FEC) supported

🔹 DisplayPort 2.0 (2019)
Max Bandwidth: 80 Gbps (4 lanes, 20 Gbps each)
Effective Bandwidth: 77.4 Gbps (with DSC)
Supported Resolutions: 8K @ 60Hz, 4K @ 240Hz, 10K / 16K (with DSC)
Enhancements: Better suited for high-bandwidth, low-latency scenarios such as AR/VR

🔹 DisplayPort 2.1 (2022)
Same Bandwidth as 2.0: 80 Gbps
Improvements:

• Enhanced compatibility with USB-C / USB4
• Stricter stability requirements
• Improved multi-monitor and docking station support
• Strengthened DP Alt Mode over USB-C