ATI Mobility Radeon HD 4670 Mac Edition vs ATI Radeon HD 4750

Comparative analysis of ATI Mobility Radeon HD 4670 Mac Edition and ATI Radeon HD 4750 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.

ATI Mobility Radeon HD 4670 Mac Edition

ATI Radeon HD 4750

Differences

Reasons to consider the ATI Mobility Radeon HD 4670 Mac Edition

2.9x lower typical power consumption: 35 Watt vs 100 Watt

Thermal Design Power (TDP)	35 Watt vs 100 Watt

Reasons to consider the ATI Radeon HD 4750

Around 7% higher core clock speed: 730 MHz vs 680 MHz
Around 7% higher texture fill rate: 23.36 GTexel / s vs 21.76 GTexel / s
2x more pipelines: 640 vs 320
2.1x better floating-point performance: 934.4 gflops vs 435.2 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
2x more maximum memory size: 512 MB vs 256 MB
2x more memory clock speed: 3200 MHz vs 1580 MHz

Core clock speed	730 MHz vs 680 MHz
Texture fill rate	23.36 GTexel / s vs 21.76 GTexel / s
Pipelines	640 vs 320
Floating-point performance	934.4 gflops vs 435.2 gflops
Manufacturing process technology	40 nm vs 55 nm
Maximum memory size	512 MB vs 256 MB
Memory clock speed	3200 MHz vs 1580 MHz

Compare specifications (specs)

	ATI Mobility Radeon HD 4670 Mac Edition	ATI Radeon HD 4750
Essentials
Architecture	TeraScale	TeraScale
Code name	M96	RV740
Launch date	16 September 2009	9 September 2009
Place in performance rating	not rated	not rated
Type	Desktop	Desktop
Technical info
Core clock speed	680 MHz	730 MHz
Floating-point performance	435.2 gflops	934.4 gflops
Manufacturing process technology	55 nm	40 nm
Pipelines	320	640
Texture fill rate	21.76 GTexel / s	23.36 GTexel / s
Thermal Design Power (TDP)	35 Watt	100 Watt
Transistor count	514 million	826 million
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	MXM-A (3.0)	PCIe 2.0 x16
Supplementary power connectors		1x 6-pin
API support
DirectX	10.1	10.1
OpenGL	3.3	3.3
Memory
Maximum RAM amount	256 MB	512 MB
Memory bandwidth	25.28 GB / s	51.2 GB / s
Memory bus width	128 Bit	128 Bit
Memory clock speed	1580 MHz	3200 MHz
Memory type	GDDR3	GDDR5