Top Graphics Cards for Vista 64 Comparison



	SAPPHIRE 100245L RADEON HD 4850, (512 MB) 256-bit GDDR3 PCI Express 2.0 x16 HDCP Ready CrossFire Support... Video Card	Sapphire HD4870, (1 GB) PCIE CTLR256BIT DDR5 DUAL DVI-I TVO Video Card	HIS H489F1GP RADEON HD 4890, (1 GB) GDDR5 PCI Express x16 (2.0v) Video Card Retail
Specs
Rating
Price	$388	$167 - $172	$250
Analog Video Standards	S-Video	S-Video
Operating System	Microsoft Windows Vista	Microsoft Windows Vista
Card Interface	PCI Express	PCI Express
Graphic Processor	ATI RADEON HD4850	ATI RADEON HD4870	ATI RADEON
MPN	100245L	100259-1GL	H489F1GP
Memory Tech	DDR3 SDRAM	GDDR5 SDRAM
UPC	840777034583	840777035481	4895139001679
Memory Data Width	256-bit	256-bit	256-bit
Installed Memory / Technology	512 MB (GDDR3 SDRAM)	1024 MB (GDDR5 SDRAM)
RAMDAC Speed	400 MHz	400 MHz
Output Interface	S-Video \| TV Out \| HDTV Out	S-Video \| TV Out \| HDTV Out	HDMI
Max. Screen Resolution	2560 x 1600	2560 x 1600
Compatibility	PC	PC
Display Interface	DVI-I (dual link) x 2	DVI x 2
Installed Memory	512 MB	1 GB
Form Factor	Plug-in card	Plug-in card
Special Features	HDTV TV-out Support \| Crossfire Ready	HDTV TV-out Support \| Crossfire Ready
GPU Clock Speed	625 MHz	750 MHz
Package Type	Retail	Retail	Retail

Specs