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640 x 480
VGA
Yes Yes Yes Yes
800 x 600
SVGA
Yes Yes Yes Yes
1024 x 768
XGA
Yes Yes Yes Yes
1280 x
1024
SXGA
Yes Yes
No No
1600 x
1200
UXGA
Yes Yes
No No
NVIDIA GeForce 8400
NVIDIA GeForce 8400NVIDIA GeForce 8400
NVIDIA GeForce 8400
GS (256 MB SH) PCIe
GS (256 MB SH) PCIeGS (256 MB SH) PCIe
GS (256 MB SH) PCIe
x16 Graphics Controller
x16 Graphics Controllerx16 Graphics Controller
x16 Graphics Controller
Bus type
Bus typeBus type
Bus type
PCI Express (x16 lanes)
Maximum vertical refresh
Maximum vertical refreshMaximum vertical refresh
Maximum vertical refresh
rate
raterate
rate
85 Hz
Display support
Display supportDisplay support
Display support
Integrated 400 MHz RAMDAC
Display max resolution
Display max resolutionDisplay max resolution
Display max resolution
2048 x 1536 (analog), 2560 x 1600 (digital)
Input/Output connectors
Input/Output connectorsInput/Output connectors
Input/Output connectors
DVI-I (DVI port supports dual-link and HDCP)
TV-out (4 pin S-video)
Board display options
Board display optionsBoard display options
Board display options
DVI-I + TV
DVI-I supports analog CRT or flat panel or digital flat panel (using DVI-A,
DVI-D or DVI-I connector)
DVI-I supports analog CRT or flat panel (with VGA connector and DVI-I to
VGA dongle)
TV connector is a 4-pin mini-DIN S-video connector
Board configuration
Board configurationBoard configuration
Board configuration
Specification
SpecificationSpecification
Specification
Description
DescriptionDescription
Description
Graphics Chip
NVIDIA GeForce 8400 GS
Core clock
460 MHz
Memory clock
200 MHz
Frame buffer
256 MB DDR2
Languages supported
Languages supportedLanguages supported
Languages supported
24 languages: English, Arabic, Chinese Simplified, Chinese Traditional,
Czechoslovakian, Danish, Dutch, Finnish, French, German, Greek, Hebrew,
Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese,
Russian, Spanish, Swedish, Thai, Turkish
Core power
Core powerCore power
Core power
25 W (Max board power)
NVIDIA GeForce 8400 GS (256 MB SH) PCIe x16 Graphics Controller display resolutions and refresh rates
NVIDIA GeForce 8400 GS (256 MB SH) PCIe x16 Graphics Controller display resolutions and refresh ratesNVIDIA GeForce 8400 GS (256 MB SH) PCIe x16 Graphics Controller display resolutions and refresh rates
NVIDIA GeForce 8400 GS (256 MB SH) PCIe x16 Graphics Controller display resolutions and refresh rates
NOTE:
NOTE: NOTE:
NOTE:
Other resolutions may be available but are not recommended as they may not have been tested and qualified by HP.
QuickSpecs
HP Compaq dc7800 Business PC
HP Compaq dc7800 Business PCHP Compaq dc7800 Business PC
HP Compaq dc7800 Business PC
Technical Specifications - Graphics
DA - 12744 North America — Version 25 — May 16, 2008
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