AMD Radeon HD 6490M Mac Edition vs AMD Radeon HD 6670

Comparative analysis of AMD Radeon HD 6490M Mac Edition and AMD Radeon HD 6670 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.

AMD Radeon HD 6490M Mac Edition

AMD Radeon HD 6670

Differences

Reasons to consider the AMD Radeon HD 6490M Mac Edition

3x more memory clock speed: 3176 MHz vs 1050 MHz

Memory clock speed	3176 MHz vs 1050 MHz

Reasons to consider the AMD Radeon HD 6670

3.2x more texture fill rate: 19.2 GTexel / s vs 6 GTexel / s
3x more pipelines: 480 vs 160
3.2x better floating-point performance: 768.0 gflops vs 240 gflops
4x more maximum memory size: 1 GB vs 256 MB

Texture fill rate	19.2 GTexel / s vs 6 GTexel / s
Pipelines	480 vs 160
Floating-point performance	768.0 gflops vs 240 gflops
Maximum memory size	1 GB vs 256 MB

Compare benchmarks

GPU 1: AMD Radeon HD 6490M Mac Edition
GPU 2: AMD Radeon HD 6670

Name	AMD Radeon HD 6490M Mac Edition	AMD Radeon HD 6670
PassMark - G3D Mark		727
PassMark - G2D Mark		244
Geekbench - OpenCL		1899
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		4.861
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		235.463
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.463
CompuBench 1.5 Desktop - Video Composition (Frames/s)		15.918
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		38.551
GFXBench 4.0 - Car Chase Offscreen (Frames)		1564
GFXBench 4.0 - Manhattan (Frames)		3260
GFXBench 4.0 - T-Rex (Frames)		3348
GFXBench 4.0 - Car Chase Offscreen (Fps)		1564
GFXBench 4.0 - Manhattan (Fps)		3260
GFXBench 4.0 - T-Rex (Fps)		3348
3DMark Fire Strike - Graphics Score		0

Compare specifications (specs)

	AMD Radeon HD 6490M Mac Edition	AMD Radeon HD 6670
Essentials
Architecture	TeraScale 2	TeraScale 2
Code name	Seymour	Turks
Launch date	2 May 2011	19 April 2011
Place in performance rating	not rated	1261
Type	Desktop	Desktop
Design		AMD Radeon HD 6000 Series
Launch price (MSRP)		$99
Price now		$102.99
Value for money (0-100)		13.12
Technical info
Core clock speed	750 MHz
Floating-point performance	240 gflops	768.0 gflops
Manufacturing process technology	40 nm	40 nm
Pipelines	160	480
Texture fill rate	6 GTexel / s	19.2 GTexel / s
Transistor count	370 million	716 million
Boost clock speed		800 MHz
Thermal Design Power (TDP)		66 Watt
Video outputs and ports
Display Connectors	No outputs	1x DVI, 1x HDMI, 1x VGA
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
VGA
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Bus support		PCIe 2.0 x16
Length		168 mm
Supplementary power connectors		None
API support
DirectX	11.2 (11_0)	11
OpenGL	4.4	4.4
Memory
Maximum RAM amount	256 MB	1 GB
Memory bandwidth	25.41 GB / s	64 GB/s
Memory bus width	64 Bit	128 Bit
Memory clock speed	3176 MHz	1050 MHz
Memory type	GDDR5	GDDR5
Technologies
AMD Eyefinity
CrossFire