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Definition

A bus is a communication system that transfers data between components inside a computer.

Bus Wires Speed
LIN 1 20 kbit/s
CAN 2 125 kbit/s .. 1.0 Mbps
I2C 2 100 kbit/s .. 1.0 Mbps
UART 2 9.6 .. 500 kbit/s
SPI 4 1.0 Mbit/s
Flexray 2/4 10 Mbit/s per ch.
Ethernet 8 10,100,1000 Mbit/s
MOST 2 opt. 25 .. 150 MBit/s
USB 1.0 4 12 Mbit/s
USB 2.0 4 480 Mbit/s
USB 3.0 9 5.0 Gbit/s
USB 3.1 9 10 Gbit/s
USB 3.2 9 20 Gbit/s
USB C 12 20 Gbit/s
Thunderbolt 2 20 20 Gbit/s
Thunderbolt 3 20 40 Gbit/s
PCIe1.0 x1 36 250 MByte/s
PCIe4.0 x1 36 1.97 GByte/s
PCI 120 133 MByte/s
Display Wires Speed Resolution
VGA 15 N/A HD @ 60 Hz
DVI single 23 3.96 Gbit/s FHD @ 60 Hz
DVI dual 29 7.92 Gbit/s QHD @ 60 Hz
HDMI 1.0 19 4.95 Gbit/s FHD @ 60 Hz
HDMI 1.4 19 10.2 Gbit/s QHD @ 60 Hz
HDMI 2.0 19 18.0 Gbit/s 4K UHD @ 60 Hz
Displayport 1.0 20 10.80 Gbit/s QHD @ 60 Hz
Displayport 1.4 20 32.40 Gbit/s 4K UHD @ 60 Hz
Explanation

  • HD: $1\,280 \times 720$
  • FHD: $1\,920 \times 1\,080$
  • QHD: $2\,560 \times 1\,440$
  • 4K UHD: $3\,840 \times 2\,160$

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References

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