ATI Radeon X850 PRO AGP vs NVIDIA GeForce 7800 GT Dual

Comparative analysis of ATI Radeon X850 PRO AGP and NVIDIA GeForce 7800 GT Dual videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.

ATI Radeon X850 PRO AGP

NVIDIA GeForce 7800 GT Dual

Differences

Reasons to consider the ATI Radeon X850 PRO AGP

Around 25% higher core clock speed: 500 MHz vs 400 MHz

Core clock speed	500 MHz vs 400 MHz

Reasons to consider the NVIDIA GeForce 7800 GT Dual

4.7x more texture fill rate: 2x 8 GTexel / s billion / sec vs 6 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 110 nm vs 130 nm
2x more maximum memory size: 2x 256 MB vs 256 MB

Texture fill rate	2x 8 GTexel / s billion / sec vs 6 GTexel / s
Manufacturing process technology	110 nm vs 130 nm
Maximum memory size	2x 256 MB vs 256 MB

Compare specifications (specs)

	ATI Radeon X850 PRO AGP	NVIDIA GeForce 7800 GT Dual
Essentials
Architecture	R400	Curie
Code name	R481	G70
Launch date	4 September 2005	11 August 2005
Launch price (MSRP)	$279
Place in performance rating	not rated	not rated
Type	Desktop	Desktop
Technical info
Core clock speed	500 MHz	400 MHz
Manufacturing process technology	130 nm	110 nm
Texture fill rate	6 GTexel / s	2x 8 GTexel / s billion / sec
Transistor count	160 million	302 million
Video outputs and ports
Display Connectors	1x DVI, 1x VGA, 1x S-Video	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	AGP 8x	PCIe 1.0 x16
Supplementary power connectors	1x Molex	1x 6-pin
API support
DirectX	9.0b	9.0c
OpenGL	2.0	2.1
Memory
Maximum RAM amount	256 MB	2x 256 MB
Memory bandwidth	32.0 GB / s	2x 32.0 GB / s
Memory bus width	256 Bit	2x 256 Bit
Memory clock speed	1000 MHz	1000 MHz
Memory type	GDDR3	GDDR3