AMD Radeon RX Vega 8 Mobile vs AMD Radeon HD 7950 Mac Edition

Comparative analysis of AMD Radeon RX Vega 8 Mobile and AMD Radeon HD 7950 Mac Edition videocards for all known characteristics in the following categories: Essentials, Technical info, Compatibility, dimensions and requirements, Memory, Video outputs and ports, API support. Benchmark videocards performance analysis: PassMark - G2D Mark, PassMark - G3D Mark, Geekbench - OpenCL, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 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 RX Vega 8 Mobile

AMD Radeon HD 7950 Mac Edition

Differences

Reasons to consider the AMD Radeon RX Vega 8 Mobile

Videocard is newer: launch date 4 year(s) 8 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm
20x lower typical power consumption: 10 Watt vs 200 Watt

Launch date	24 November 2017 vs 7 March 2013
Manufacturing process technology	14 nm vs 28 nm
Thermal Design Power (TDP)	10 Watt vs 200 Watt

Reasons to consider the AMD Radeon HD 7950 Mac Edition

2.7x more core clock speed: 800 MHz vs 300 MHz
2.5x more texture fill rate: 89.6 GTexel / s vs 35.2 GTexel / s
3.5x more pipelines: 1792 vs 512
2.5x better floating-point performance: 2,867 gflops vs 1,126 gflops
12x more maximum memory size: 3 GB vs 256 MB
6.3x more memory clock speed: 5000 MHz vs 800 MHz

Core clock speed	800 MHz vs 300 MHz
Texture fill rate	89.6 GTexel / s vs 35.2 GTexel / s
Pipelines	1792 vs 512
Floating-point performance	2,867 gflops vs 1,126 gflops
Maximum memory size	3 GB vs 256 MB
Memory clock speed	5000 MHz vs 800 MHz

Compare benchmarks

GPU 1: AMD Radeon RX Vega 8 Mobile
GPU 2: AMD Radeon HD 7950 Mac Edition

Name	AMD Radeon RX Vega 8 Mobile	AMD Radeon HD 7950 Mac Edition
PassMark - G2D Mark	388
PassMark - G3D Mark	1501
Geekbench - OpenCL	8941
GFXBench 4.0 - Manhattan (Frames)	3157
GFXBench 4.0 - Manhattan (Fps)	3157
GFXBench 4.0 - T-Rex (Frames)	3359
GFXBench 4.0 - T-Rex (Fps)	3359
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 RX Vega 8 Mobile	AMD Radeon HD 7950 Mac Edition
Essentials
Architecture	GCN 5.0	GCN 1.0
Code name	Vega	Tahiti
Launch date	24 November 2017	7 March 2013
Place in performance rating	670	667
Type	Laptop	Desktop
Launch price (MSRP)		$449
Technical info
Boost clock speed	1100 MHz
Core clock speed	300 MHz	800 MHz
Floating-point performance	1,126 gflops	2,867 gflops
Manufacturing process technology	14 nm	28 nm
Pipelines	512	1792
Texture fill rate	35.2 GTexel / s	89.6 GTexel / s
Thermal Design Power (TDP)	10 Watt	200 Watt
Transistor count	4,500 million	4,313 million
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length		279 mm
Supplementary power connectors		2x 6-pin
Memory
Maximum RAM amount	256 MB	3 GB
Memory bandwidth	12.8 GB / s	240.0 GB / s
Memory bus width	128 Bit	384 Bit
Memory clock speed	800 MHz	5000 MHz
Memory type	DDR4	GDDR5
Video outputs and ports
Display Connectors		1x DVI, 1x HDMI, 2x mini-DisplayPort
API support
DirectX		12.0 (11_1)
OpenGL		4.5