RS780E Features
© 2009 Advanced Micro Devices, Inc.
45732 AMD 780E Databook 3.10
Proprietary
1-7
VGA Output
•
Maximum resolutions supported by the VGA output for different refresh rates are:
•
2048x1536 @85Hz (pixel clock at 388.5MHz) for 4:3 format
•
2560x1440 @75Hz (pixel clock at 397.25MHz) for 16:9 format
•
2456x1536 @60Hz (pixel clock at 320MHz) for 16:10 format
1.2.10 Integrated LVDS/TMDS (LVTM) Interface
•
Configurable to output either LVDS or TMDS signals.
•
LVDS mode:
•
Integrated dual-link 18-/24-bit LVDS interface.
•
805 Mbps/channel with 115 MHz pixel clock rate per link (230 MHz maximum pixel clock).
•
FPDI-2 compliant; compatible with receivers from National Semiconductor, Texas Instruments, and THine.
•
OpenLDI compliant excluding DC balancing.
•
Programmable internal spread spectrum controller for the signals.
•
TMDS Mode, enabling DVI or HDMI™:
•
See Section 1.2.11, “DVI/HDMI™,” for details.
1.2.11 DVI/HDMI
™
•
Supports two TMDS interfaces, one multiplexed on the PCI-E graphics interface and the other on the LVTM
interface, enabling DVI or HDMI™*
§
(passing HDMI CTS v1.3b). ‡
•
1620 Mbps/channel with 162 MHz pixel clock rate per link.
•
Supports industry standard EIA-861B video modes including 480p, 720p, 1080i, and 1080p (for a full list of currently
supported modes, contact you AMD CSS representative). Maximum resolutions supported by various modes are:
•
Single-link DVI: 1600x1200 @60Hz with standard timings, and 1920x1200 @60Hz with reduced blanking
timings.
•
Dual-link DVI: 2560x1600 @60Hz.
•
HDMI: 1080p.
•
Supports YCbCr 4:4:4 and 4:2:2 modes with HDMI.
•
HDMI basic audio support at 32, 44.1 or 48 kHz. Supports two-channel uncompressed audio data, and, for Windows
Vista platforms only, 5.1-channel audio data and DTS. HD audio device compatible with the Microsoft HD audio
driver.
•
HDCP support for two independent display streams with on-chip key storage. Also available when the TMDS
interfaces run in dual-link mode.**
Notes: *
HDMI must only be enabled on systems that are legally entitled. It is the responsibility of the system designer to
ensure that the system is entitled to support this feature.
§
CEC is not supported.
‡ The TMDS interface multiplexed on the PCI-E graphics lanes cannot enable HDMI when the LVTM interface is
enabling HDMI, and vice versa.
** HDCP content protection is only available to licensed buyers of the technology and can only be enabled when
connected to an HDCP-capable receiver.
1.2.12 DisplayPort™ Interface
•
Supports all mandatory features of
DisplayPort™ Standard
, Version 1.1, plus the following optional features:
•
10-bit support.