ATI Radeon HD 5770 Mac Edition vs ATI Radeon HD 5870 Mac Edition

Comparative analysis of ATI Radeon HD 5770 Mac Edition and ATI Radeon HD 5870 Mac Edition videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.

ATI Radeon HD 5770 Mac Edition

ATI Radeon HD 5870 Mac Edition

Differences

Reasons to consider the ATI Radeon HD 5770 Mac Edition

2.1x lower typical power consumption: 108 Watt vs 228 Watt

Thermal Design Power (TDP)	108 Watt vs 228 Watt

Reasons to consider the ATI Radeon HD 5870 Mac Edition

2x more texture fill rate: 68.0 GTexel / s vs 34.0 GTexel / s
2x more pipelines: 1600 vs 800
2x better floating-point performance: 2,720.0 gflops vs 1,360.0 gflops

Texture fill rate	68.0 GTexel / s vs 34.0 GTexel / s
Pipelines	1600 vs 800
Floating-point performance	2,720.0 gflops vs 1,360.0 gflops

Compare specifications (specs)

	ATI Radeon HD 5770 Mac Edition	ATI Radeon HD 5870 Mac Edition
Essentials
Architecture	TeraScale 2	TeraScale 2
Code name	Juniper	Cypress
Launch date	4 July 2010	30 June 2010
Place in performance rating	not rated	not rated
Type	Desktop	Desktop
Launch price (MSRP)		$479
Technical info
Core clock speed	850 MHz	850 MHz
Floating-point performance	1,360.0 gflops	2,720.0 gflops
Manufacturing process technology	40 nm	40 nm
Pipelines	800	1600
Texture fill rate	34.0 GTexel / s	68.0 GTexel / s
Thermal Design Power (TDP)	108 Watt	228 Watt
Transistor count	1,040 million	2,154 million
Video outputs and ports
Display Connectors	1x DVI, 1x DisplayPort	1x DVI, 2x mini-DisplayPort
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	208 mm	279 mm
Supplementary power connectors	1x 6-pin	2x 6-pin
API support
DirectX	11.2 (11_0)	11.2 (11_0)
OpenGL	4.4	4.4
Memory
Maximum RAM amount	1 GB	1 GB
Memory bandwidth	76.5 GB / s	153.0 GB / s
Memory bus width	128 Bit	256 Bit
Memory clock speed	4780 MHz	4780 MHz
Memory type	GDDR5	GDDR5