Ati Sb600 Southbridge Chipset; Cpu Interface; A-Link Xpress Ii Interface To The Northbridge; Pci Host Bus Controller - Global American 3307800 User Manual

Supports a TMDS interface, enabling DVI <1650 Mbps/channel with 165 MHz
pixel clock rate per link
HDCP 1.1 support on data stream with on-chip key storage

2.5 ATI SB600 Southbridge Chipset

2.5.1 CPU Interface

The ATI SB600 Southbridge chipset supports the following AMD Socket S1 processors:
AMD Turion™ 64 X2 dual-core mobile processor
Mobile AMD Sempron™ processor

2.5.2 A-Link Xpress II interface to the Northbridge

The ATI SB600 Southbridge is connected to the ATI RS690 Northbridge chipset through an
A-Link Xpress II interface. Some of the A-Link Xpress II interface features are listed below:
1/2/4-lane A-Link Xpress II interface
Dynamic detection of lane configuration
High data transfer bandwidth

2.5.3 PCI Host Bus Controller

The PCI interface on the ATI SB600 Southbridge is compliant with the PCI Revision 2.3
implementation. Some of the features of the PCI interface are listed below.
PCI rev. 2.3 specifications
PCI bus at 33 MHz
Up to 6 master devices
40-bit addressing
Interrupt steering for plug-n-play devices
Concurrent PCI operations
Hiding of PCI devices by BIOS/hardware
Spread spectrum
The PCI bus is connected to an interface gold finger on the bottom of the CPU card and
supports four expansion PCI cards on the backplane.
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