USB4 Gen 3×2 and Thunderbolt 4 can carry DisplayPort 2.0 video over USB-C as an alt mode, supporting up to 16K resolution through DSC compression or native 8K without compression.
| Pin | Name | Function | Type |
|---|---|---|---|
| A2 | TX1+/DP0+ | DP 2.0 main link lane 0 positive | BUS |
| A3 | TX1-/DP0- | DP 2.0 main link lane 0 negative | BUS |
| A10 | RX2-/DP1- | DP 2.0 main link lane 1 negative | BUS |
| A11 | RX2+/DP1+ | DP 2.0 main link lane 1 positive | BUS |
| B2 | TX2+/DP2+ | DP 2.0 main link lane 2 positive | BUS |
| B3 | TX2-/DP2- | DP 2.0 main link lane 2 negative | BUS |
| B10 | RX1-/DP3- | DP 2.0 main link lane 3 negative | BUS |
| B11 | RX1+/DP3+ | DP 2.0 main link lane 3 positive | BUS |
| A8 | SBU1 | DP 2.0 AUX positive | BUS |
| B8 | SBU2 | DP 2.0 AUX negative | BUS |
| A4 | VBUS | Power up to 240W | PWR |
| A5 | CC1 | Alt mode negotiation | BUS |