Global American 3307800, Руководство пользователя, Страница: 29 / 135

3307800
Page 14
„ 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.