ATI Radeon HD 4550 vs ATI Radeon HD 2900 GT

Comparative analysis of ATI Radeon HD 4550 and ATI Radeon HD 2900 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 4550

ATI Radeon HD 2900 GT

Differences

Reasons to consider the ATI Radeon HD 4550

Videocard is newer: launch date 10 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 55 nm vs 80 nm
6x lower typical power consumption: 25 Watt vs 150 Watt
Around 25% better performance in PassMark - G2D Mark: 429 vs 344

Specifications (specs)
Launch date	30 September 2008 vs 6 November 2007
Manufacturing process technology	55 nm vs 80 nm
Thermal Design Power (TDP)	25 Watt vs 150 Watt
Benchmarks
PassMark - G2D Mark	429 vs 344

Reasons to consider the ATI Radeon HD 2900 GT

Around 50% higher texture fill rate: 7.21 GTexel / s vs 4.8 GTexel / s
3x more pipelines: 240 vs 80
3x better floating-point performance: 288.48 gflops vs 96 gflops
Around 22% higher memory clock speed: 1600 MHz vs 1310 MHz
Around 24% better performance in PassMark - G3D Mark: 292 vs 236
4.7x better performance in GFXBench 4.0 - T-Rex (Frames): 2648 vs 558
4.7x better performance in GFXBench 4.0 - T-Rex (Fps): 2648 vs 558

Specifications (specs)
Core clock speed	601 MHz vs 600 MHz
Texture fill rate	7.21 GTexel / s vs 4.8 GTexel / s
Pipelines	240 vs 80
Floating-point performance	288.48 gflops vs 96 gflops
Memory clock speed	1600 MHz vs 1310 MHz
Benchmarks
PassMark - G3D Mark	292 vs 236
GFXBench 4.0 - T-Rex (Frames)	2648 vs 558
GFXBench 4.0 - T-Rex (Fps)	2648 vs 558

Compare benchmarks

GPU 1: ATI Radeon HD 4550
GPU 2: ATI Radeon HD 2900 GT

PassMark - G3D Mark

GPU 1

GPU 2

236

292

PassMark - G2D Mark

GPU 1

GPU 2

429

344

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

558

2648

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

558

2648

Name	ATI Radeon HD 4550	ATI Radeon HD 2900 GT
PassMark - G3D Mark	236	292
PassMark - G2D Mark	429	344
GFXBench 4.0 - T-Rex (Frames)	558	2648
GFXBench 4.0 - T-Rex (Fps)	558	2648

Compare specifications (specs)

	ATI Radeon HD 4550	ATI Radeon HD 2900 GT
Essentials
Architecture	TeraScale	TeraScale
Code name	RV710	R600
Launch date	30 September 2008	6 November 2007
Launch price (MSRP)	$59
Place in performance rating	800	801
Type	Desktop	Desktop
Technical info
Core clock speed	600 MHz	601 MHz
Floating-point performance	96 gflops	288.48 gflops
Manufacturing process technology	55 nm	80 nm
Pipelines	80	240
Texture fill rate	4.8 GTexel / s	7.21 GTexel / s
Thermal Design Power (TDP)	25 Watt	150 Watt
Transistor count	242 million	720 million
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 1.0 x16
Length	168 mm
Supplementary power connectors	None	1x 8-pin
API support
DirectX	10.1	10.0
OpenGL	3.3	3.3
Memory
Maximum RAM amount	256 MB	256 MB
Memory bandwidth	10.48 GB / s	51.2 GB / s
Memory bus width	64 Bit	256 Bit
Memory clock speed	1310 MHz	1600 MHz
Memory type	DDR2	GDDR3