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.

 

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

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