Sapphire Radeon HD 4850 X2 (PCI-e 2.0, 2GB, GDDR3)

General

Device Type Graphics adapter
Enclosure Type Plug-in card
Vista Capability This is a modern video card capable of running all the new features in Windows Vista, including the upcoming DirectX 10.
Interface Type PCI Express 2.0 x16

Graphics Processor / Vendor 2 GPUs - ATI Radeon HD 4850
Core Clock Speed 625 MHz
Graphics Card Performance This card is compatible with the new rendering features of DirectX 10, which is featured in the Windows Vista operating system.
RAMDAC Clock Speed 400 MHz
Video Memory Installed 2 GB
Technology GDDR3 SDRAM 256-bit
Memory Clock Speed 993 MHz
Features Avivo HD Technology , ATI CrossFireX Technology , Integrated HD Audio controller

Max Resolution (external) 2560 x 1600
Supported Display Graphics 1152x864 , 1920x1200 , 1920x1440 , 2560x1600 , VGA (640x480) , SVGA (800x600) , XGA (1024x768) , HDTV (1920x1080) , QXGA (2048x1536) , SXGA (1280x1024) , UXGA (1600x1200)
API Supported OpenGL 2.0 , DirectX 10.1
TV Interface HDTV out
Digital Video Standard Digital Visual Interface (DVI) , High-Definition Multimedia Interface (HDMI)
HDCP compatible Yes

Interfaces 4 x DVI-I - 29 pin combined DVI , 1 x HDMI - 19 pin HDMI Type A ( With adapter ) , 1 x HDTV output
Compatible Slots 1 x PCI Express 2.0 x16

Software Included Drivers & Utilities
OS Required Microsoft Windows XP , Microsoft Windows Vista , Microsoft Windows XP 64-bit Edition , Microsoft Windows XP Media Center Edition 2005
Peripheral / Interface Devices Adjacent PCI slot , Two additional power connectors