ATI Radeon HD 5770 X2 vs ATI Radeon HD 4650

Comparative analysis of ATI Radeon HD 5770 X2 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: CompuBench 1.5 Desktop - T-Rex (Frames/s), PassMark - G3D Mark, PassMark - G2D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

ATI Radeon HD 5770 X2

ATI Radeon HD 4650

Differences

Reasons to consider the ATI Radeon HD 5770 X2

Videocard is newer: launch date 2 year(s) 1 month(s) later
Around 42% higher core clock speed: 850 MHz vs 600 MHz
12.2x more texture fill rate: 2x 34.0 GTexel / s billion / sec vs 19.2 GTexel / s
5x more pipelines: 2x 800 vs 320
7.1x better floating-point performance: 2x 1,360.0 gflops vs 384.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
8x more maximum memory size: 2x 1 GB vs 256 MB
3.4x more memory clock speed: 4800 MHz vs 1400 MHz

Launch date	13 October 2010 vs 10 September 2008
Core clock speed	850 MHz vs 600 MHz
Texture fill rate	2x 34.0 GTexel / s billion / sec vs 19.2 GTexel / s
Pipelines	2x 800 vs 320
Floating-point performance	2x 1,360.0 gflops vs 384.0 gflops
Manufacturing process technology	40 nm vs 55 nm
Maximum memory size	2x 1 GB vs 256 MB
Memory clock speed	4800 MHz vs 1400 MHz

Compare benchmarks

GPU 1: ATI Radeon HD 5770 X2
GPU 2: ATI Radeon HD 4650

Name	ATI Radeon HD 5770 X2	ATI Radeon HD 4650
CompuBench 1.5 Desktop - T-Rex (Frames/s)	2.092
PassMark - G3D Mark		243
PassMark - G2D Mark		30
GFXBench 4.0 - T-Rex (Frames)		1891
GFXBench 4.0 - T-Rex (Fps)		1891

Compare specifications (specs)

	ATI Radeon HD 5770 X2	ATI Radeon HD 4650
Essentials
Architecture	TeraScale 2	TeraScale
Code name	Juniper	RV730
Launch date	13 October 2010	10 September 2008
Place in performance rating	1589	1591
Type	Desktop	Desktop
Technical info
Core clock speed	850 MHz	600 MHz
Floating-point performance	2x 1,360.0 gflops	384.0 gflops
Manufacturing process technology	40 nm	55 nm
Pipelines	2x 800	320
Texture fill rate	2x 34.0 GTexel / s billion / sec	19.2 GTexel / s
Transistor count	1,040 million	514 million
Thermal Design Power (TDP)		48 Watt
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length		193 mm
API support
DirectX	11.2 (11_0)	10.1
OpenGL	4.4	3.3
Memory
Maximum RAM amount	2x 1 GB	256 MB
Memory bandwidth	2x 76.8 GB / s	22.4 GB / s
Memory bus width	2x 128 Bit	128 Bit
Memory clock speed	4800 MHz	1400 MHz
Memory type	GDDR5	GDDR3