Intel unveils Thunderbolt 4
It is USB4 compliant with 40Gbps speed
Intel has unveiled its latest cable interface Thunderbolt 4 on Thursday.
It supports the same 40Gbps speed as its predecessor Thunderbolt 3. The speeds of Thunderbolt 1 and 2 were 10Gbps and 20Gbps, repectively.
Thunderbolt 4 will support a pair of 4K displays (or one 8K display), PCIe speeds have been doubled to 32Gbps and cables can be up to 2 meters in length.
It will also support up to 4 ports. It its complaint with USB4 and includes a display port.
The company is requiring its VT-d direct memory access protection be used to prevent peripherals from gaining unauthorized access to system memory.
Tiger Lake processors will be the first to have Thunderbolt 4 built-in.
Thunderbolt was co-developed by Intel and Apple and was developed to make device and display connections more simple using the USB-C port. It was first adopted by Apple in 2011 for its MacBook.
Intel also unveiled the 8000 Series controllers.