HP QUICKSPECS DC7900 - Manual (Page 39)

Resolution 60-Hz LCD 60-Hz 75-Hz 85-Hz
Blanking 5% reduced GTF GTF GTF
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
HP DisplayPort to VGA
Adapter Connectors DisplayPort and VGA connector
Adapter length 8 in (20 cm)
Adapter weight .1 lbs (.06 kg)
Option kit contents HP DisplayPort to VGA Adapter, documentation
Maximum vertical
refresh rate 85 Hz
Display support 162 MHz RAMDAC
Display max resolution 1600x1200
HP DisplayPort to VGA adapter 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. Using the HP DisplayPort to VGA Adapter may require an update to
the graphics driver installed on your system. To install the most up-to-date graphics driver go to:
www.hp.com .
Resolution Max refresh rate
640x480 85
800x600 85
1024x768 85
1280x720 85
1280x1024 85
1440x900 75
1600x1200 60
1680x1050 60
1920x1080 60-R
1920x1200 60-R
NOTE: 60-R denotes reduced blanking timings are used. Not all monitors support reduced
blanking timing.
ATI Radeon HD 2400XT
(256MB DH) PCIe
Graphics Card Bus type PCI Express (x16 lanes)
Maximum vertical refresh
rate 85 Hz
Display support Integrated 400 MHz RAMDAC
Display max resolution 1900 x 1200 digital, 2048 x 1536 analog
ATI Radeon HD 2400XT (256MB DH) PCIe Graphics Card display resolutions and refresh rates
NOTE: Other resolutions may be available but are not recommended as the may not have been tested and qualified by HP
QuickSpecs
HP Compaq dc7900 Business PC
Technical Specifications - Graphics
DA - 13029 Worldwide QuickSpecs — Version 24 — 10/30/2009 Page 39