Passive Mini DisplayPort to HDMI adapter cable using DP Dual-Mode (DP++) for signal conversion to HDMI. Supports up to 4K@30Hz (HDMI 1.4 level) via passive conversion. Common for connecting older MacBooks, Microsoft Surface devices, and some GPUs to TVs and monitors.
Connection Endpoints
| End A | Mini DisplayPort 1.4 (male) |
|---|---|
| End B | HDMI 1.4 (Type A - Standard) (male) |
| Direction | Source → Display |
Specifications
| Protocol | DP Dual-Mode (DP++) to HDMI |
|---|---|
| Video Transport | HDMI (TMDS) |
| Max Bandwidth | 10.2 Gbps |
| Max Resolution | 4K@30Hz |
| Max Refresh at 4K | 30 Hz |
| Consumer Tier | Mini DP to HDMI |
Supported Features
ARC
CEC
Length & Physical
| Max Passive Length | 3m |
|---|
Compatibility Requirements
Requires DP Dual-Mode (DP++) on source
Backwards Compatibility
hdmi-arc
Notes & Compatibility
Requires DP++ (Dual-Mode DisplayPort) support on the source device. Most Mini DP ports support DP++. Passive cables are limited to HDMI 1.4/4K@30Hz — for 4K@60Hz, use an active adapter cable.