NVIDIA Quadro NVS 420 vs NVIDIA GeForce 7900 GTX

Comparative analysis of NVIDIA Quadro NVS 420 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).

NVIDIA Quadro NVS 420

NVIDIA GeForce 7900 GTX

Differences

Reasons to consider the NVIDIA Quadro NVS 420

Videocard is newer: launch date 2 year(s) 10 month(s) later
Around 56% higher texture fill rate: 2x 4.4 GTexel / s billion / sec vs 15.6 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 65 nm vs 90 nm
2.1x lower typical power consumption: 40 Watt vs 84 Watt

Launch date	20 January 2009 vs 9 March 2006
Texture fill rate	2x 4.4 GTexel / s billion / sec vs 15.6 GTexel / s
Manufacturing process technology	65 nm vs 90 nm
Thermal Design Power (TDP)	40 Watt vs 84 Watt

Reasons to consider the NVIDIA GeForce 7900 GTX

Around 18% higher core clock speed: 650 MHz vs 550 MHz
Around 14% higher memory clock speed: 1600 MHz vs 1400 MHz
3.8x better performance in PassMark - G3D Mark: 388 vs 103
Around 15% better performance in PassMark - G2D Mark: 165 vs 143
Around 54% better performance in GFXBench 4.0 - T-Rex (Frames): 1015 vs 658
Around 54% better performance in GFXBench 4.0 - T-Rex (Fps): 1015 vs 658

Specifications (specs)
Core clock speed	650 MHz vs 550 MHz
Memory clock speed	1600 MHz vs 1400 MHz
Benchmarks
PassMark - G3D Mark	388 vs 103
PassMark - G2D Mark	165 vs 143
GFXBench 4.0 - T-Rex (Frames)	1015 vs 658
GFXBench 4.0 - T-Rex (Fps)	1015 vs 658

Compare benchmarks

GPU 1: NVIDIA Quadro NVS 420
GPU 2: NVIDIA GeForce 7900 GTX

PassMark - G3D Mark

GPU 1

GPU 2

103

388

PassMark - G2D Mark

GPU 1

GPU 2

143

165

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

658

1015

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

658

1015

Name	NVIDIA Quadro NVS 420	NVIDIA GeForce 7900 GTX
PassMark - G3D Mark	103	388
PassMark - G2D Mark	143	165
GFXBench 4.0 - T-Rex (Frames)	658	1015
GFXBench 4.0 - T-Rex (Fps)	658	1015

Compare specifications (specs)

	NVIDIA Quadro NVS 420	NVIDIA GeForce 7900 GTX
Essentials
Architecture	Tesla	Curie
Code name	G98	G71
Launch date	20 January 2009	9 March 2006
Launch price (MSRP)	$131.43
Place in performance rating	1447	1333
Price now	$80.99
Type	Workstation	Desktop
Value for money (0-100)	1.61
Technical info
Core clock speed	550 MHz	650 MHz
Floating-point performance	2x 22.4 gflops
Manufacturing process technology	65 nm	90 nm
Pipelines	2x 8
Texture fill rate	2x 4.4 GTexel / s billion / sec	15.6 GTexel / s
Thermal Design Power (TDP)	40 Watt	84 Watt
Transistor count	210 million	278 million
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 1.0 x16	PCIe 1.0 x16
Supplementary power connectors	None	1x 6-pin
API support
DirectX	10.0	9.0c
OpenGL	3.3	2.1
Memory
Maximum RAM amount	2x 256 MB	512 MB
Memory bandwidth	2x 11.2 GB / s	51.2 GB / s
Memory bus width	2x 64 Bit	256 Bit
Memory clock speed	1400 MHz	1600 MHz
Memory type	GDDR3	GDDR3