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Differences What are the advantages of each

Front view of Radeon HD 8950M

Reasons to consider the
AMD Radeon HD 8950M

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GPUBoss is not aware of any important advantages of the AMD Radeon HD 8950M vs the Nvidia GeForce GTX 980M.

Front view of GeForce GTX 980M

Reasons to consider the
Nvidia GeForce GTX 980M

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Much more memory 8,192 MB vs 2,048 MB 4x more memory
Significantly higher clock speed 1,038 MHz vs 700 MHz Around 50% higher clock speed
Much higher pixel rate 66.4 GPixel/s vs 11.2 GPixel/s Around 6x higher pixel rate
Significantly higher memory bandwidth 160.4 GB/s vs 64 GB/s More than 2.5x higher memory bandwidth
Better floating-point performance 3,189 GFLOPS vs 1,254 GFLOPS More than 2.5x better floating-point performance
Many more render output processors 64 vs 16 48 more render output processors
Higher texture rate 99.6 GTexel/s vs 39.2 GTexel/s More than 2.5x higher texture rate
Higher effective memory clock speed 5,012 MHz vs 4,000 MHz More than 25% higher effective memory clock speed
More shading units 1,536 vs 896 640 more shading units
More texture mapping units 96 vs 56 40 more texture mapping units
Significantly wider memory bus 256 bit vs 128 bit 2x wider memory bus
Higher memory clock speed 1,253 MHz vs 1,000 MHz More than 25% higher memory clock speed

Features Key features of the Radeon HD 8950M  vs GeForce GTX 980M 

memory bandwidth Rate at which data can be read from or stored in onboard memory

Radeon HD 8950M
64 GB/s
GeForce GTX 980M
160.4 GB/s

pixel rate Number of pixels a graphics card can render to the screen every second

Radeon HD 8950M
11.2 GPixel/s
GeForce GTX 980M
66.4 GPixel/s

texture rate Speed at which a graphics card can perform texture mapping

Radeon HD 8950M
39.2 GTexel/s
GeForce GTX 980M
99.6 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8950M
1,254 GFLOPS
GeForce GTX 980M
3,189 GFLOPS

shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

Specifications Full list of technical specs

gpu

Radeon HD 8950M  vs
GeForce GTX 980M 
GPU brand AMD Nvidia
GPU name Saturn GM204
Market Laptop Laptop
Clock speed 700 MHz 1,038 MHz
Is dual GPU No No
Reference card None Nvidia GeForce GTX 980M 540 MHz 8 GB

raw performance

Shading units 896 1,536
Texture mapping units 56 96
Render output processors 16 64
Pixel rate 11.2 GPixel/s 66.4 GPixel/s
Texture rate 39.2 GTexel/s 99.6 GTexel/s
Floating-point performance 1,254 GFLOPS 3,189 GFLOPS

memory

Radeon HD 8950M  vs
GeForce GTX 980M 
Memory clock speed 1,000 MHz 1,253 MHz
Effective memory clock speed 4,000 MHz 5,012 MHz
Memory bus 128 bit 256 bit
Memory 2,048 MB 8,192 MB
Memory type GDDR5 GDDR5
Memory bandwidth 64 GB/s 160.4 GB/s

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