![AIC SB401-MN User Manual Download Page 62](http://html1.mh-extra.com/html/aic/sb401-mn/sb401-mn_user-manual_2870851062.webp)
52
SB401-MN User Manual
Chapter 4 BIOS Configuration Settings
Socket 0
Configuration
Socket 0
PcieBr1D00F0 –
Port 1A
Socket 0
PcieBr2D00F0 –
Port 2A
Socket 0
PcieBr3D00F0 –
Port 3A
PCI-E ASPM Support
Auto
L1 Only
Disable
L0s Support
Enable
Disable
Non-Transparent
Bridge PCIe Port
Definition
Transparent Bridge
NTB to NTB
NTB to RP
Hide Port?
Yes
No
Socket 1
Configuration
IOU0 (IIO PCIe Br1)
x4x4x4x4
x8x8
x16
Auto
IOU1 (IIO PCIe Br2)
x4x4x4x4
x8x8
x16
Auto
IOU2 (IIO PCIe Br3)
x4x4x4x4
x8x8
x16
Auto
Socket 1
PcieBr1D00F0 –
Port 1A
Socket 1
PcieBr2D00F0 –
Port 2A
Socket 1
PcieBr2D00F0 –
Port 3A
PCI-E Port
Auto
Enable
Disable
Hot Plug Capable
Enable
Disable
Surprise Hot Plug
Capable
Enable
Disable
PCI-E Port Link
Enable
Disable
Link Speed
Auto
Gen 1 (2.5 GT/s)
Gen 2 (5 GT/s) /
Gen 3 (8 GT/s)
PCIE Port Max
Payload Size
128B
256B
Auto
PCI-E ASPM Support
Auto
L1 Only
Disable
L0s Support
Enable
Disable
Non-Transparent
Bridge PCIe Port
Definition
Transparent Bridge
NTB to NTB
NTB to RP