AMD Radeon HD 7950 Mac Edition vs ATI Radeon X1550

Comparative analysis of AMD Radeon HD 7950 Mac Edition and ATI Radeon X1550 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 - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), PassMark - G3D Mark, PassMark - G2D Mark.

AMD Radeon HD 7950 Mac Edition

ATI Radeon X1550

Differences

Reasons to consider the AMD Radeon HD 7950 Mac Edition

Videocard is newer: launch date 6 year(s) 2 month(s) later
Around 33% higher core clock speed: 800 MHz vs 600 MHz
37.3x more texture fill rate: 89.6 GTexel / s vs 2.4 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 90 nm
12x more maximum memory size: 3 GB vs 256 MB
6.3x more memory clock speed: 5000 MHz vs 800 MHz

Launch date	7 March 2013 vs 1 January 2007
Core clock speed	800 MHz vs 600 MHz
Texture fill rate	89.6 GTexel / s vs 2.4 GTexel / s
Manufacturing process technology	28 nm vs 90 nm
Maximum memory size	3 GB vs 256 MB
Memory clock speed	5000 MHz vs 800 MHz

Reasons to consider the ATI Radeon X1550

7.4x lower typical power consumption: 27 Watt vs 200 Watt

Thermal Design Power (TDP)	27 Watt vs 200 Watt

Compare benchmarks

GPU 1: AMD Radeon HD 7950 Mac Edition
GPU 2: ATI Radeon X1550

Name	AMD Radeon HD 7950 Mac Edition	ATI Radeon X1550
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	67.802
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1230.769
CompuBench 1.5 Desktop - Video Composition (Frames/s)	81.68
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	370.179
PassMark - G3D Mark		67
PassMark - G2D Mark		253

Compare specifications (specs)

	AMD Radeon HD 7950 Mac Edition	ATI Radeon X1550
Essentials
Architecture	GCN 1.0	R500
Code name	Tahiti	RV515
Launch date	7 March 2013	1 January 2007
Launch price (MSRP)	$449
Place in performance rating	666	668
Type	Desktop	Desktop
Technical info
Core clock speed	800 MHz	600 MHz
Floating-point performance	2,867 gflops
Manufacturing process technology	28 nm	90 nm
Pipelines	1792
Texture fill rate	89.6 GTexel / s	2.4 GTexel / s
Thermal Design Power (TDP)	200 Watt	27 Watt
Transistor count	4,313 million	107 million
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 2x mini-DisplayPort	1x DVI, 1x VGA, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	279 mm
Supplementary power connectors	2x 6-pin	None
API support
DirectX	12.0 (11_1)	9.0c
OpenGL	4.5	2.0
Memory
Maximum RAM amount	3 GB	256 MB
Memory bandwidth	240.0 GB / s	12.8 GB / s
Memory bus width	384 Bit	128 Bit
Memory clock speed	5000 MHz	800 MHz
Memory type	GDDR5	DDR2