PCI Express* Graphics (PEG) Signals

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Revision History
Introduction
Technologies
Power Management
Thermal Management
Memory
- System Memory Interface
- Integrated Memory Controller (IMC) Power Management
USB-C* Sub System
PCIe* Interface
- Processor PCI Express* Interface
Direct Media Interface and On Package Interface
- Direct Media Interface (DMI)
- On Package Interface (OPI)
  - OPI Support
  - Functional Description
Graphics
- Processor Graphics
  - Media Support (Intel® QuickSync and Clear Video Technology HD)
- Platform Graphics Hardware Feature
  - Hybrid Graphics
Display
Camera/MIPI
- Camera Pipe Support
- MIPI* CSI-2 Camera Interconnect
Signal Description
Electrical Specifications
- Processor Power Rails
- DC Specifications
  - Processor Power Rails DC Specifications
  - Processor Interfaces DC Specifications
Package Mechanical Specifications
- Package Mechanical Attributes
- Package Storage Specifications
CPU And Device IDs

Signal Name	Description	Dir	Buffer Type	Link Type	Availability
PCIE_X4_TXP[[3:0]] PCIE_X4_TXN[[3:0]]	PCIe Transmit Differential Pairs	O	PCIE*	Diff	S/HX Processor Line
PCIE_X4_RXP[[3:0]] PCIE_X4_RXN[[3:0]]	PCIe Receive Differential Pairs	I	PCIE*	Diff	S/HX Processor Line
PCIE_X16_TXP[[15:0]] PCIE_X16_TXN[[15:0]]	PCIe Transmit Differential Pairs	O	PCIE*	Diff	S/HX Processor Line
PCIE_X16_RXP[[15:0]] PCIE_X16_RXN[[15:0]]	PCIe Receive Differential Pairs	I	PCIE*	Diff	S/HX Processor Line
PCIEX4_A_TX_P[[3:0]] PCIEX4_A_TX_N[[3:0]]	PCIe Transmit Differential Pairs	O	PCIE*	Diff	P Processor Line U Processor Line H Processor Line
PCIEX4_B_TXP[[3:0]] PCIEX4_B_TXN[[3:0]]	PCIe Transmit Differential Pairs	O	PCIE*	Diff	P Processor Line
PCIEX4_A_RX_P[[3:0]] PCIEX4_A_RX_N[[3:0]]	PCIe Receive Differential Pairs	I	PCIE*	Diff	P Processor Line U Processor Line H Processor Line
PCIEX4_B_RXP[[3:0]] PCIEX4_B_RXN[[3:0]]	PCIe Receive Differential Pairs	I	PCIE*	Diff	P Processor Line
PCIEX4_A_RCOMP_P PCIEX4_A_RCOMP_N	Resistance Compensation	NA	A	Diff	P Processor Line U Processor Line H Processor Line
PCIEX4_A_RCOMP_P PCIEX4_A_RCOMP_N	Resistance Compensation	NA	A	Diff	U9 Processor Line
PCIEX4_B_RCOMP_P PCIEX4_B_RCOMP_N	Resistance Compensation	NA	A	Diff	P Processor Line H Processor Line U15 Processor Line
PCIEX8_TX_P[[7:0]] PCIEX8_TX_N[[7:0]]	PCIe Transmit Differential Pairs	O	PCIE*	Diff	H Processor Line
PCIEX8_RX_P[[7:0]] PCIEX8_RX_N[[7:0]]	PCIe Receive Differential Pairs	I	PCIE*	Diff	H Processor Line
PCIEX8_RCOMP_P PCIEX8_RCOMP_N	Resistance Compensation	NA	A	Diff	H Processor Line

Direct Media Interface (DMI) Signals

DDR5 Memory Interface Direct Media Interface (DMI) Signals