Intel has released the latest Thunderbolt 4 technical details, and Intel has also announced the Thunderbolt 8000 series controller chip.
Thunderbolt 4 builds on Thunderbolt 3, providing 40 Gbps transfer speeds, 4k x 2 video and up to 100W power, while working with standard specifications such as USB4, DisplayPort and PCI Express (PCIe).
Thunderbolt 4 is fully compatible with Thunderbolt 3 and USB products. Thunderbolt 4 certification requirements include:
. Double the mini-mum video and data requirements of Thunderbolt 3.
Video: Supports two 4K displays or one 8K display. (Thunderbolt One 4K)
Data: 32 Gbps PCIe, storage speed up to 3,000 MBps. (Thunderbolt 3 16Gbps)
. Supports docking stations with up to 4 Thunderbolt 4 ports.
. At least one port is powered.
. Wake the computer from sleep by touching the keyboard or mouse when connected to a Thunderbolt dock.
. Required Intel VT-d-based direct memory access (DMA) protection to help prevent physical DMA attacks
JHL8440 device controller for accessory manufacturers. The specific IO interface types of JHL8440 are as follows:
The specific number and standards of interfaces can be referred to as follows:
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JHL8440 thunderbolt 4 20 in 1 docking station with 3 HDMI ports 3 Displayport |
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Product Features：
·Transfer Speed:40Gbps
·1xDC Power in 20V，Device host PD 85W
·2xType C.TBT/USB4 40gbps interface downward compatibility
（Video output up to Single 8K@30Hz or Dual 4K@60Hz or Three 4K@30Hz），power output up to 15W
·3xHDMI +3 DP（2x8K@60Hz，4x4k@60Hz）
·6xUSB A 3.2 Gen2（10Gbps）
·1xType C 3.2 Gen2（10Gbps）
·1xTF/Micro SD 4.0（Up to 312Mb/s）
·1xSD/MMC 4.0（Up to 312Mb/s）
·1 xAudio（3.5 nm Audio&Mic）
·1xRJ452.5 G Ethernet
·Aluminum housing
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