Intel Xeon Processor E5-1600 Datasheet page 162

Table 7-5. Signal Groups (Sheet 2 of 3)
Differential/Single
Ended
PCI Express* Port 1, 2, & 3 Signals
Differential
Differential
PCI Express* Miscellaneous Signals
Single ended
DMI2/PCI Express* Signals
Differential
Intel® QuickPath Interconnect (QPI) Signals
Differential
Single ended
Platform Environmental Control Interface (PECI)
Single ended
System Reference Clock (BCLK{0/1})
Differential
SMBus
Single ended
162
Buffer Type
PCI Express* Input
PCI Express* Output
Analog Input
Reference Input/Output
DMI2 Input
DMI2 Output
Intel QPI Input
Intel QPI Output
Analog Input
Analog Input/Output
PECI
CMOS1.05v Input
Open Drain CMOS Input/
Output
Intel® Xeon® Processor E5-1600/E5-2600/E5-4600 Product Families
Signals
PE1A_RX_D[N/P][3:0]
PE1B_RX_D[N/P][7:4]
PE2A_RX_D[N/P][3:0]
PE2B_RX_D[N/P][7:4]
PE2C_RX_D[N/P][11:8]
PE2D_RX_D[N/P][15:12]
PE3A_RX_D[N/P][3:0]
PE3B_RX_D[N/P][7:4]
PE3C_RX_D[N/P][11:8]
PE3D_RX_D[N/P][15:12]
PE1A_TX_D[N/P][3:0]
PE1B_TX_D[N/P][7:4]
PE2A_TX_D[N/P][3:0]
PE2B_TX_D[N/P][7:4]
PE2C_TX_D[N/P][11:8]
PE2D_TX_D[N/P][15:12]
PE3A_TX_D[N/P][3:0]
PE3B_TX_D[N/P][7:4]
PE3C_TX_D[N/P][11:8]
PE3D_TX_D[N/P][15:12]
PE_RBIAS_SENSE
PE_RBIAS
PE_VREF_CAP
DMI_RX_D[N/P][3:0]
DMI_TX_D[N/P][3:0]
QPI{0/1}_DRX_D[N/P][19:00]
QPI{0/1}_CLKRX_D[N/P]
QPI{0/1}_DTX_D[N/P][19:00]
QPI{0/1}_CLKTX_D[N/P]
QPI_RBIAS_SENSE
QPI_RBIAS
PECI
BCLK{0/1}_D[N/P]
DDR_SCL_C{01/23}
DDR_SDA_C{01/23}
PEHPSCL
PEHPSDA
Electrical Specifications
1
Datasheet Volume One