NVIDIA GeForce GTX 275 PhysX Edition vs ATI Radeon HD 5550

Comparative analysis of NVIDIA GeForce GTX 275 PhysX Edition and ATI Radeon HD 5550 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.

NVIDIA GeForce GTX 275 PhysX Edition

ATI Radeon HD 5550

Differences

Reasons to consider the NVIDIA GeForce GTX 275 PhysX Edition

Around 15% higher core clock speed: 633 MHz vs 550 MHz
5.8x more texture fill rate: 50.6 GTexel / s vs 8.8 GTexel / s
Around 77% better floating-point performance: 622.1 gflops vs 352.0 gflops
Around 75% higher maximum memory size: 896 MB vs 512 MB

Core clock speed	633 MHz vs 550 MHz
Texture fill rate	50.6 GTexel / s vs 8.8 GTexel / s
Floating-point performance	622.1 gflops vs 352.0 gflops
Maximum memory size	896 MB vs 512 MB

Reasons to consider the ATI Radeon HD 5550

Around 33% higher pipelines: 320 vs 240
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
5.6x lower typical power consumption: 39 Watt vs 219 Watt
Around 41% higher memory clock speed: 3200 MHz vs 2268 MHz

Pipelines	320 vs 240
Manufacturing process technology	40 nm vs 55 nm
Thermal Design Power (TDP)	39 Watt vs 219 Watt
Memory clock speed	3200 MHz vs 2268 MHz

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 275 PhysX Edition
GPU 2: ATI Radeon HD 5550

Name	NVIDIA GeForce GTX 275 PhysX Edition	ATI Radeon HD 5550
PassMark - G3D Mark		377
PassMark - G2D Mark		185

Compare specifications (specs)

	NVIDIA GeForce GTX 275 PhysX Edition	ATI Radeon HD 5550
Essentials
Architecture	Tesla 2.0	TeraScale 2
Code name	GT200B	Redwood
Launch date	16 February 2010	9 February 2010
Place in performance rating	not rated	897
Type	Desktop	Desktop
Technical info
Core clock speed	633 MHz	550 MHz
Floating-point performance	622.1 gflops	352.0 gflops
Manufacturing process technology	55 nm	40 nm
Pipelines	240	320
Texture fill rate	50.6 GTexel / s	8.8 GTexel / s
Thermal Design Power (TDP)	219 Watt	39 Watt
Transistor count	1,400 million	627 million
Video outputs and ports
Display Connectors	2x DVI	1x DVI, 1x HDMI, 1x VGA
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	267 mm	165 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin	None
API support
DirectX	10.0	11.2 (11_0)
OpenGL	3.3	4.4
Memory
Maximum RAM amount	896 MB	512 MB
Memory bandwidth	127.0 GB / s	51.2 GB / s
Memory bus width	448 Bit	128 Bit
Memory clock speed	2268 MHz	3200 MHz
Memory type	GDDR3	GDDR5