Compaq dc7800 - Manual (Page 31)

NVIDIA GeForce 8400 GS (256 MB DH) PCIe x1 Graphics Controller display resolutions and refresh rates
NOTE: Other resolutions may be available but are not recommended as they may not have been tested and qualified by HP.
Analog Resolution Maximum Refresh Rate
640 x 480 85 Hz
800 x 600 85 Hz
1024 x 768 85 Hz
1280 x 1024 85 Hz
1600 x 1200 85 Hz
1920 x 1080 85 Hz
1920 x 1200 85 Hz
1920 x 1440 85 Hz
2048 x 1536 85 Hz
Digital Resolution Maximum Refresh Rate
640 x 480 85 Hz
800 x 600 85 Hz
1024 x 768 85 Hz
1280 x 1024 85 Hz
1600 x 1200 85 Hz
1920 x 1200* 85 Hz
* Reduced blanking timings used when connected to a single-link DVI monitor
ATI RADEON X1600XT
(256 MB DH) FH PCIe
Graphics Card Bus type PCI Express (x16 lanes)
Maximum vertical
refresh rate 85 Hz
Display support Integrated 400 MHz RAMDAC
Display max resolution 2560 x 1600 digital, 2048 x 1536 analog
Board display options 2 DVI-I ports (one port supports dual link DVI). DVI-I supports an analog
CRT or flat panel with a VGA connector via the provided DVI-I to VGA
adapter
4-pin mini-DIN S-video connector for TV output
Board configuration Specification Description
Graphics Chip RV530
Core clock 590 MHz
Memory clock 690 MHz
Frame buffer 256 MB GDDR3, 128 bit wide
Core power 56 W (Max board power)
QuickSpecs
HP Compaq dc7800 Business PC
Technical Specifications - Graphics
DA - 12744 Worldwide QuickSpecs — Version 13 — 12.14.2007 Page 31