- Feb 17, 2014
- 69
- 2
- 71
A single lane of DMI 4.0 has a speed of 16GT/s
https://en.wikipedia.org/wiki/Direct_Media_Interface
A single lane of PCIe 4.0 has a speed of 16GT/s
https://en.wikipedia.org/wiki/PCI_Express
Intel Z790 chipset is connected to the CPU through a DMI 4.0 x8 lanes (128GT/s)
https://www.intel.com/content/www/u...ets/desktop-chipsets/z790-chipset-brief.html#
How is it possible to have up to 20x PCIe 4.0 (320GT/s) from the chipset if the chipset only has a bandwidth of (128GT/s) from the CPU?
https://en.wikipedia.org/wiki/Direct_Media_Interface
A single lane of PCIe 4.0 has a speed of 16GT/s
https://en.wikipedia.org/wiki/PCI_Express
Intel Z790 chipset is connected to the CPU through a DMI 4.0 x8 lanes (128GT/s)
https://www.intel.com/content/www/u...ets/desktop-chipsets/z790-chipset-brief.html#
How is it possible to have up to 20x PCIe 4.0 (320GT/s) from the chipset if the chipset only has a bandwidth of (128GT/s) from the CPU?