ATI Radeon HD 4770 vs NVIDIA GeForce 7950 GT

Comparative analysis of ATI Radeon HD 4770 and NVIDIA GeForce 7950 GT 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 HD 4770

NVIDIA GeForce 7950 GT

Differences

Reasons to consider the ATI Radeon HD 4770

Videocard is newer: launch date 2 year(s) 8 month(s) later
Around 36% higher core clock speed: 750 MHz vs 550 MHz
Around 82% higher texture fill rate: 24 GTexel / s vs 13.2 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 90 nm
2.3x more memory clock speed: 3200 MHz vs 1400 MHz
2.6x better performance in PassMark - G3D Mark: 908 vs 344

Specifications (specs)
Launch date	28 April 2009 vs 6 August 2006
Core clock speed	750 MHz vs 550 MHz
Texture fill rate	24 GTexel / s vs 13.2 GTexel / s
Manufacturing process technology	40 nm vs 90 nm
Memory clock speed	3200 MHz vs 1400 MHz
Benchmarks
PassMark - G3D Mark	908 vs 344

Reasons to consider the NVIDIA GeForce 7950 GT

Around 23% lower typical power consumption: 65 Watt vs 80 Watt
Around 58% better performance in PassMark - G2D Mark: 189 vs 120

Specifications (specs)
Thermal Design Power (TDP)	65 Watt vs 80 Watt
Benchmarks
PassMark - G2D Mark	189 vs 120

Compare benchmarks

GPU 1: ATI Radeon HD 4770
GPU 2: NVIDIA GeForce 7950 GT

PassMark - G3D Mark

GPU 1

GPU 2

908

344

PassMark - G2D Mark

GPU 1

GPU 2

120

189

Name	ATI Radeon HD 4770	NVIDIA GeForce 7950 GT
PassMark - G3D Mark	908	344
PassMark - G2D Mark	120	189
GFXBench 4.0 - T-Rex (Frames)	8618
GFXBench 4.0 - T-Rex (Fps)	8618

Compare specifications (specs)

	ATI Radeon HD 4770	NVIDIA GeForce 7950 GT
Essentials
Architecture	TeraScale	Curie
Code name	RV740	G71
Launch date	28 April 2009	6 August 2006
Launch price (MSRP)	$109	$114.95
Place in performance rating	737	881
Type	Desktop	Desktop
Price now		$114.95
Value for money (0-100)		2.99
Technical info
Core clock speed	750 MHz	550 MHz
Floating-point performance	960.0 gflops
Manufacturing process technology	40 nm	90 nm
Pipelines	640
Texture fill rate	24 GTexel / s	13.2 GTexel / s
Thermal Design Power (TDP)	80 Watt	65 Watt
Transistor count	826 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 2.0 x16	PCIe 1.0 x16
Length	203 mm
Supplementary power connectors	1x 6-pin	1x 6-pin
API support
DirectX	10.1	9.0c
OpenGL	3.3	2.1
Memory
Maximum RAM amount	512 MB	512 MB
Memory bandwidth	51.2 GB / s	44.8 GB / s
Memory bus width	128 Bit	256 Bit
Memory clock speed	3200 MHz	1400 MHz
Memory type	GDDR5	GDDR3