AMD Radeon HD 7660G IGP vs ATI Radeon HD 4870

Comparative analysis of AMD Radeon HD 7660G IGP and ATI Radeon HD 4870 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, Geekbench - OpenCL, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

AMD Radeon HD 7660G IGP

ATI Radeon HD 4870

Differences

Reasons to consider the AMD Radeon HD 7660G IGP

Videocard is newer: launch date 3 year(s) 10 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 32 nm vs 55 nm
4.3x lower typical power consumption: 35 Watt vs 150 Watt
3x better performance in PassMark - G2D Mark: 130 vs 43

Specifications (specs)
Launch date	15 May 2012 vs 25 June 2008
Manufacturing process technology	32 nm vs 55 nm
Thermal Design Power (TDP)	35 Watt vs 150 Watt
Benchmarks
PassMark - G2D Mark	130 vs 43
GFXBench 4.0 - T-Rex (Frames)	3347 vs 3346
GFXBench 4.0 - T-Rex (Fps)	3347 vs 3346

Reasons to consider the ATI Radeon HD 4870

Around 9% higher core clock speed: 750 MHz vs 686 MHz
2.9x better performance in PassMark - G3D Mark: 1386 vs 474

Specifications (specs)
Core clock speed	750 MHz vs 686 MHz
Benchmarks
PassMark - G3D Mark	1386 vs 474

Compare benchmarks

GPU 1: AMD Radeon HD 7660G IGP
GPU 2: ATI Radeon HD 4870

PassMark - G3D Mark

GPU 1

GPU 2

474

1386

PassMark - G2D Mark

GPU 1

GPU 2

130

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3347

3346

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3347

3346

Name	AMD Radeon HD 7660G IGP	ATI Radeon HD 4870
PassMark - G3D Mark	474	1386
PassMark - G2D Mark	130	43
Geekbench - OpenCL	1760
GFXBench 4.0 - Car Chase Offscreen (Frames)	843
GFXBench 4.0 - Car Chase Offscreen (Fps)	843
GFXBench 4.0 - Manhattan (Frames)	1842
GFXBench 4.0 - Manhattan (Fps)	1842
GFXBench 4.0 - T-Rex (Frames)	3347	3346
GFXBench 4.0 - T-Rex (Fps)	3347	3346

Compare specifications (specs)

	AMD Radeon HD 7660G IGP	ATI Radeon HD 4870
Essentials
Architecture	TeraScale 3	TeraScale
Code name	Devastator	RV770
Launch date	15 May 2012	25 June 2008
Place in performance rating	1302	1329
Type	Desktop	Desktop
Launch price (MSRP)		$299
Technical info
Core clock speed	686 MHz	750 MHz
Manufacturing process technology	32 nm	55 nm
Thermal Design Power (TDP)	35 Watt	150 Watt
Transistor count	1,303 million	956 million
Floating-point performance		1,200.0 gflops
Pipelines		800
Texture fill rate		30 GTexel / s
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	IGP	PCIe 2.0 x16
Length		250 mm
Supplementary power connectors		2x 6-pin
API support
DirectX	11.2 (11_0)	10.1
OpenGL	4.4	3.3
Memory
Maximum RAM amount		512 MB
Memory bandwidth		115.2 GB / s
Memory bus width		256 Bit
Memory clock speed		3600 MHz
Memory type		GDDR5