Kindly note:
A mini DisplayPort source is not compatible with a Thunberbolt monitor regardless of the cable being used. The only cable that can be used to connect a Thunderbolt source to a Thunderbolt monitor is a Thunderbolt cable. Thunderbolt cables are not backwards compatible with any of the other applications mentioned above.
Descriptions:
DisplayPort is a user friendly, plug and play format which delivers high definition digital video and audio to your display device in packet data format via a single cable. This allows selective screen area updates and provides power saving features required for notebook applications. Display Port supports a minimum of 1080P resolution at 24bpp, 50/60 Hz. It is capable of video bandwidth up to 10.8Gbps.
Features&specifications:
DisplayPort v1.1 compliant
Optional high quality digital audio transmissions
Embedded clock architecture reduces EMI susceptibility
Supports video bandwidth up to 10.8Gbps
Supports 8-bit and 10-bit deep color
Supports hot plug and un-plug detection