Short Answer 
HDMI standards have evolved from version 1, supporting a maximum resolution of 1080p, to version 2, which supports 4K and offers enhanced features such as increased color depth and audio channels. To ensure the best performance when connecting devices, it’s essential to verify compatibility and use high-speed HDMI cables.
Step 1: Understand the Versions
The HDMI (High Definition Multimedia Interface) standard has undergone significant improvements through its versions. HDMI 1, released in 2002, supports a maximum resolution of 1080p, whereas HDMI 2, introduced in 2013, offers capabilities for 4K resolution. It’s essential to recognize these differences to make informed decisions when connecting devices.
Step 2: Compare Performance Features
HDMI 1 and HDMI 2 differ vastly in terms of performance. Key aspects to compare include:
- Resolution: HDMI 1 supports up to 1080p, while HDMI 2 supports up to 4K.
- Color Depth: HDMI 1 has a maximum of 8-bit color depth, whereas HDMI 2 offers up to 12-bit.
- Audio Channels: HDMI 1 supports up to 8 channels, while HDMI 2 allows for 32 channels.
- Bandwidth: HDMI 1 has a lower bandwidth, which limits its ability to transmit high-res content smoothly compared to HDMI 2’s 18 Gbps.
Step 3: Check Compatibility
Before connecting devices, it’s crucial to ensure compatibility between HDMI versions. Not all devices support HDMI 2, and using an HDMI 2 cable with an HDMI 1 device may limit the resolution and features. Therefore, always verify the specifications of your devices:
- Device Specifications: Check if the device supports HDMI 2 features.
- Cable Quality: Use high-speed HDMI cables for optimal performance.
- Content Sources: Ensure your content, like movies and games, is available in the desired quality.