AMD Radeon HD 6450A vs NVIDIA GeForce 6800 GT

Comparative analysis of AMD Radeon HD 6450A and NVIDIA GeForce 6800 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.

AMD Radeon HD 6450A

NVIDIA GeForce 6800 GT

Differences

Reasons to consider the AMD Radeon HD 6450A

Videocard is newer: launch date 6 year(s) 11 month(s) later
Around 79% higher core clock speed: 625 MHz vs 350 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 130 nm
2.7x lower typical power consumption: 25 Watt vs 67 Watt
2x more maximum memory size: 512 MB vs 256 MB
Around 52% higher memory clock speed: 1066 MHz vs 700 MHz
Around 83% better performance in PassMark - G3D Mark: 260 vs 142

Specifications (specs)
Launch date	7 April 2011 vs 14 April 2004
Core clock speed	625 MHz vs 350 MHz
Manufacturing process technology	40 nm vs 130 nm
Thermal Design Power (TDP)	25 Watt vs 67 Watt
Maximum memory size	512 MB vs 256 MB
Memory clock speed	1066 MHz vs 700 MHz
Benchmarks
PassMark - G3D Mark	260 vs 142

Reasons to consider the NVIDIA GeForce 6800 GT

Around 12% higher texture fill rate: 5.6 GTexel / s vs 5 GTexel / s
Around 2% better performance in PassMark - G2D Mark: 212 vs 208

Specifications (specs)
Texture fill rate	5.6 GTexel / s vs 5 GTexel / s
Benchmarks
PassMark - G2D Mark	212 vs 208

Compare benchmarks

GPU 1: AMD Radeon HD 6450A
GPU 2: NVIDIA GeForce 6800 GT

PassMark - G3D Mark

GPU 1

GPU 2

260

142

PassMark - G2D Mark

GPU 1

GPU 2

208

212

Name	AMD Radeon HD 6450A	NVIDIA GeForce 6800 GT
PassMark - G3D Mark	260	142
PassMark - G2D Mark	208	212

Compare specifications (specs)

	AMD Radeon HD 6450A	NVIDIA GeForce 6800 GT
Essentials
Architecture	TeraScale 2	Curie
Code name	Caicos	NV40 A1
Launch date	7 April 2011	14 April 2004
Place in performance rating	807	808
Type	Desktop	Desktop
Technical info
Core clock speed	625 MHz	350 MHz
Floating-point performance	200 gflops
Manufacturing process technology	40 nm	130 nm
Pipelines	160
Texture fill rate	5 GTexel / s	5.6 GTexel / s
Thermal Design Power (TDP)	25 Watt	67 Watt
Transistor count	370 million	222 million
Video outputs and ports
Display Connectors	No outputs	1x DVI, 1x VGA, 1x S-Video
Compatibility, dimensions and requirements
Interface	MXM-A (3.0)	AGP 8x
Supplementary power connectors		1x Molex
API support
DirectX	11.2 (11_0)	9.0c
OpenGL	4.4	2.1
Memory
Maximum RAM amount	512 MB	256 MB
Memory bandwidth	8.53 GB / s	32.0 GB / s
Memory bus width	64 Bit	256 Bit
Memory clock speed	1066 MHz	700 MHz
Memory type	DDR3	GDDR3