ATI Radeon HD 3750 vs ATI Radeon HD 4650

Comparative analysis of ATI Radeon HD 3750 and ATI Radeon HD 4650 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, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

ATI Radeon HD 3750

ATI Radeon HD 4650

Differences

Reasons to consider the ATI Radeon HD 3750

Around 33% higher core clock speed: 796 MHz vs 600 MHz
2x more maximum memory size: 512 MB vs 256 MB

Core clock speed	796 MHz vs 600 MHz
Maximum memory size	512 MB vs 256 MB

Reasons to consider the ATI Radeon HD 4650

3x more texture fill rate: 19.2 GTexel / s vs 6.37 GTexel / s
2.7x more pipelines: 320 vs 120
2x better floating-point performance: 384.0 gflops vs 191.04 gflops
Around 35% lower typical power consumption: 48 Watt vs 65 Watt
Around 1% higher memory clock speed: 1400 MHz vs 1386 MHz

Texture fill rate	19.2 GTexel / s vs 6.37 GTexel / s
Pipelines	320 vs 120
Floating-point performance	384.0 gflops vs 191.04 gflops
Thermal Design Power (TDP)	48 Watt vs 65 Watt
Memory clock speed	1400 MHz vs 1386 MHz

Compare benchmarks

GPU 1: ATI Radeon HD 3750
GPU 2: ATI Radeon HD 4650

Name	ATI Radeon HD 3750	ATI Radeon HD 4650
PassMark - G3D Mark		244
PassMark - G2D Mark		30
GFXBench 4.0 - T-Rex (Frames)		1891
GFXBench 4.0 - T-Rex (Fps)		1891

Compare specifications (specs)

	ATI Radeon HD 3750	ATI Radeon HD 4650
Essentials
Architecture	TeraScale	TeraScale
Code name	RV635	RV730
Launch date	11 September 2008	10 September 2008
Place in performance rating	not rated	1590
Type	Desktop	Desktop
Technical info
Core clock speed	796 MHz	600 MHz
Floating-point performance	191.04 gflops	384.0 gflops
Manufacturing process technology	55 nm	55 nm
Pipelines	120	320
Texture fill rate	6.37 GTexel / s	19.2 GTexel / s
Thermal Design Power (TDP)	65 Watt	48 Watt
Transistor count	378 million	514 million
Video outputs and ports
Display Connectors	2x DVI, 1x S-Video	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Supplementary power connectors	None
Length		193 mm
API support
DirectX	10.1	10.1
OpenGL	3.3	3.3
Memory
Maximum RAM amount	512 MB	256 MB
Memory bandwidth	22.18 GB / s	22.4 GB / s
Memory bus width	128 Bit	128 Bit
Memory clock speed	1386 MHz	1400 MHz
Memory type	GDDR3	GDDR3