AMD Radeon HD 8450G vs NVIDIA GeForce 7900 GTX

Comparative analysis of AMD Radeon HD 8450G and NVIDIA GeForce 7900 GTX videocards for all known characteristics in the following categories: Essentials, Technical info, Compatibility, dimensions and requirements, API support, Memory, Video outputs and ports. Benchmark videocards performance analysis: Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

AMD Radeon HD 8450G

NVIDIA GeForce 7900 GTX

Differences

Reasons to consider the AMD Radeon HD 8450G

Videocard is newer: launch date 7 year(s) 0 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 32 nm vs 90 nm
2.4x better performance in GFXBench 4.0 - T-Rex (Frames): 2389 vs 1015
2.4x better performance in GFXBench 4.0 - T-Rex (Fps): 2389 vs 1015

Specifications (specs)
Launch date	12 March 2013 vs 9 March 2006
Manufacturing process technology	32 nm vs 90 nm
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	2389 vs 1015
GFXBench 4.0 - T-Rex (Fps)	2389 vs 1015

Reasons to consider the NVIDIA GeForce 7900 GTX

Around 22% higher core clock speed: 650 MHz vs 533 MHz
Around 20% better performance in PassMark - G2D Mark: 165 vs 137
Around 13% better performance in PassMark - G3D Mark: 388 vs 342

Specifications (specs)
Core clock speed	650 MHz vs 533 MHz
Benchmarks
PassMark - G2D Mark	165 vs 137
PassMark - G3D Mark	388 vs 342

Compare benchmarks

GPU 1: AMD Radeon HD 8450G
GPU 2: NVIDIA GeForce 7900 GTX

PassMark - G2D Mark

GPU 1

GPU 2

137

165

PassMark - G3D Mark

GPU 1

GPU 2

342

388

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

2389

1015

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

2389

1015

Name	AMD Radeon HD 8450G	NVIDIA GeForce 7900 GTX
Geekbench - OpenCL	984
PassMark - G2D Mark	137	165
PassMark - G3D Mark	342	388
GFXBench 4.0 - Manhattan (Frames)	1397
GFXBench 4.0 - Manhattan (Fps)	1397
GFXBench 4.0 - T-Rex (Frames)	2389	1015
GFXBench 4.0 - T-Rex (Fps)	2389	1015

Compare specifications (specs)

	AMD Radeon HD 8450G	NVIDIA GeForce 7900 GTX
Essentials
Architecture	Terascale 3	Curie
Code name	Richland	G71
Launch date	12 March 2013	9 March 2006
Place in performance rating	1335	1332
Type	Laptop	Desktop
Technical info
Boost clock speed	720 MHz
Core clock speed	533 MHz	650 MHz
Manufacturing process technology	32 nm	90 nm
Pipelines	192
Texture fill rate		15.6 GTexel / s
Thermal Design Power (TDP)		84 Watt
Transistor count		278 million
Compatibility, dimensions and requirements
Laptop size	medium sized
Interface		PCIe 1.0 x16
Supplementary power connectors		1x 6-pin
API support
DirectX	11	9.0c
OpenGL		2.1
Memory
Shared memory	1
Maximum RAM amount		512 MB
Memory bandwidth		51.2 GB / s
Memory bus width		256 Bit
Memory clock speed		1600 MHz
Memory type		GDDR3
Video outputs and ports
Display Connectors		2x DVI, 1x S-Video