Functional Architecture
Intel® Server Board SE7520AF2 TPS
82
Revision
1.2
Intel order number C77866-003
DIF_2_P IOP332
DIF_2_N IOP332
DIF_3_P PXH
DIF_3_N PXH
DIF_4_P
HP PCI Express* Slot 3
DIF_4_N
HP PCI Express* Slot 3
DIF_5_P
HP PCI Express* Slot 4
DIF_5_N
HP PCI Express* Slot 4
DIF_6_P Pull-down
DIF_6_N Pull-down
DIF_7_N Pull-down
DIF_7_N Pull-down
Clk Pin
Device
CMDCLK0_A DIMM1
(4A)
CMDCLK0_A_L DIMM1
(4A)
CMDCLK1_A DIMM3
(3A)
CMDCLK1_A_L DIMM3
(3A)
CMDCLK2_A DIMM5
(2A)
CMDCLK2_A_L DIMM5
(2A)
CMDCLK3_A DIMM7
(1A)
CMDCLK3_A_L DIMM7
(1A)
CMDCLK0_B DIMM2
(4B)
CMDCLK0_B_L DIMM2
(4B)
CMDCLK1_B DIMM4
(3B)
CMDCLK1_B_L DIMM4
(3B)
CMDCLK2_B DIMM6
(2B)
CMDCLK2_B_L DIMM6
(2B)
CMDCLK3_B DIMM8
(1B)
MCH
200MHz
CMDCLK3_B_L DIMM8
(1B)
Clk Pin
Device
133MHz
PACLKO(0)
Slot 5 (PCI-X 64/133)
PBCLKO(0)
Slot 6 (PCI-X 64/100)
PBCLKO(2)
Slot 6 (Upper slot of optional 2-slot riser)
PBCLKO(1)
Slot 7 (Lower slot of optional 2-slot riser)
PXH
100 MHz
PBCLKO(3) Intel®
10/100/1000
82546GB Dual Gb Ethernet
Controller
Clk Pin
Device
133 MHz
PACLKO(0)
SCSI
IOP332
133 MHz
PBCLKO(0)
Slot 1 (PCI-X 64/133)
Clk Pin
Device
ICH5R
SUS CLK
SUSCLK
SIO3, IMM