ATI Radeon X1900 GT vs NVIDIA GeForce 7900 GTX

Comparative analysis of ATI Radeon X1900 GT and NVIDIA GeForce 7900 GTX videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

ATI Radeon X1900 GT

NVIDIA GeForce 7900 GTX

Differences

Reasons to consider the ATI Radeon X1900 GT

Videocard is newer: launch date 1 month(s) later
Around 12% lower typical power consumption: 75 Watt vs 84 Watt
2.5x better performance in PassMark - G2D Mark: 409 vs 165

Specifications (specs)
Launch date	1 May 2006 vs 9 March 2006
Thermal Design Power (TDP)	75 Watt vs 84 Watt
Benchmarks
PassMark - G2D Mark	409 vs 165

Reasons to consider the NVIDIA GeForce 7900 GTX

Around 13% higher core clock speed: 650 MHz vs 575 MHz
2.3x more texture fill rate: 15.6 GTexel / s vs 6.9 GTexel / s
2x more maximum memory size: 512 MB vs 256 MB
Around 33% higher memory clock speed: 1600 MHz vs 1200 MHz
2.7x better performance in PassMark - G3D Mark: 388 vs 146

Specifications (specs)
Core clock speed	650 MHz vs 575 MHz
Texture fill rate	15.6 GTexel / s vs 6.9 GTexel / s
Maximum memory size	512 MB vs 256 MB
Memory clock speed	1600 MHz vs 1200 MHz
Benchmarks
PassMark - G3D Mark	388 vs 146

Compare benchmarks

GPU 1: ATI Radeon X1900 GT
GPU 2: NVIDIA GeForce 7900 GTX

PassMark - G3D Mark

GPU 1

GPU 2

146

388

PassMark - G2D Mark

GPU 1

GPU 2

409

165

Name	ATI Radeon X1900 GT	NVIDIA GeForce 7900 GTX
PassMark - G3D Mark	146	388
PassMark - G2D Mark	409	165
GFXBench 4.0 - T-Rex (Frames)		1015
GFXBench 4.0 - T-Rex (Fps)		1015

Compare specifications (specs)

	ATI Radeon X1900 GT	NVIDIA GeForce 7900 GTX
Essentials
Architecture	R500	Curie
Code name	R580	G71
Launch date	1 May 2006	9 March 2006
Place in performance rating	416	1357
Type	Desktop	Desktop
Technical info
Core clock speed	575 MHz	650 MHz
Manufacturing process technology	90 nm	90 nm
Texture fill rate	6.9 GTexel / s	15.6 GTexel / s
Thermal Design Power (TDP)	75 Watt	84 Watt
Transistor count	384 million	278 million
Video outputs and ports
Display Connectors	2x DVI, 1x S-Video	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 1.0 x16	PCIe 1.0 x16
Supplementary power connectors	1x 6-pin	1x 6-pin
API support
DirectX	9.0c	9.0c
OpenGL	2.0	2.1
Memory
Maximum RAM amount	256 MB	512 MB
Memory bandwidth	38.4 GB / s	51.2 GB / s
Memory bus width	256 Bit	256 Bit
Memory clock speed	1200 MHz	1600 MHz
Memory type	GDDR3	GDDR3