AMD Radeon R9 M280X vs AMD Radeon HD 7950 Mac Edition

Comparative analysis of AMD Radeon R9 M280X and AMD Radeon HD 7950 Mac Edition videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: Geekbench - OpenCL, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), PassMark - G2D Mark, PassMark - G3D Mark, 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).

AMD Radeon R9 M280X

AMD Radeon HD 7950 Mac Edition

Differences

Reasons to consider the AMD Radeon R9 M280X

Videocard is newer: launch date 1 year(s) 10 month(s) later
Around 25% higher core clock speed: 1000 MHz vs 800 MHz

Launch date	5 February 2015 vs 7 March 2013
Core clock speed	1000 MHz vs 800 MHz

Reasons to consider the AMD Radeon HD 7950 Mac Edition

Around 60% higher texture fill rate: 89.6 GTexel / s vs 56 GTexel / s
2x more pipelines: 1792 vs 896
Around 60% better floating-point performance: 2,867 gflops vs 1,792 gflops

Texture fill rate	89.6 GTexel / s vs 56 GTexel / s
Pipelines	1792 vs 896
Floating-point performance	2,867 gflops vs 1,792 gflops

Compare benchmarks

GPU 1: AMD Radeon R9 M280X
GPU 2: AMD Radeon HD 7950 Mac Edition

Name	AMD Radeon R9 M280X	AMD Radeon HD 7950 Mac Edition
Geekbench - OpenCL	41708
GFXBench 4.0 - Manhattan (Frames)	3713
GFXBench 4.0 - Manhattan (Fps)	3713
GFXBench 4.0 - T-Rex (Frames)	3358
GFXBench 4.0 - T-Rex (Fps)	3358
PassMark - G2D Mark	247
PassMark - G3D Mark	814
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

Compare specifications (specs)

	AMD Radeon R9 M280X	AMD Radeon HD 7950 Mac Edition
Essentials
Architecture	GCN 2.0	GCN 1.0
Code name	Saturn	Tahiti
Design	AMD Radeon R9 200 Series
Launch date	5 February 2015	7 March 2013
Place in performance rating	664	666
Type	Desktop	Desktop
Launch price (MSRP)		$449
Technical info
Core clock speed	1000 MHz	800 MHz
Floating-point performance	1,792 gflops	2,867 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	896	1792
Texture fill rate	56 GTexel / s	89.6 GTexel / s
Transistor count	2,080 million	4,313 million
Thermal Design Power (TDP)		200 Watt
Video outputs and ports
Display Connectors	No outputs	1x DVI, 1x HDMI, 2x mini-DisplayPort
Compatibility, dimensions and requirements
Bus support	Not Listed
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Laptop size	large
Length		279 mm
Supplementary power connectors		2x 6-pin
API support
DirectX	11	12.0 (11_1)
Mantle
OpenCL	Not Listed
OpenGL	4.4	4.5
Memory
Memory bandwidth	88 GB / s	240.0 GB / s
Memory type	Not Listed	GDDR5
Shared memory	0
Maximum RAM amount		3 GB
Memory bus width		384 Bit
Memory clock speed		5000 MHz
Technologies
DualGraphics
FreeSync
HD3D
PowerTune
Switchable graphics
ZeroCore