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Differences What are the advantages of each

Front view of Radeon Sky 500

Reasons to consider the
AMD Radeon Sky 500

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More memory 4,096 MB vs 2,048 MB 2x more memory
Higher memory bandwidth 153.6 GB/s vs 112.2 GB/s More than 35% higher memory bandwidth
Front view of GeForce GTX 960

Reasons to consider the
Nvidia GeForce GTX 960

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Higher clock speed 1,127 MHz vs 950 MHz Around 20% higher clock speed
Higher effective memory clock speed 7,012 MHz vs 4,800 MHz More than 45% higher effective memory clock speed
Significantly higher memory clock speed 1,753 MHz vs 1,200 MHz More than 45% higher memory clock speed
Lower TDP 120W vs 150W 20% lower TDP

Features Key features of the Radeon Sky 500  vs GeForce GTX 960 

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

Radeon Sky 500
153.6 GB/s
GeForce GTX 960
112.2 GB/s

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

Radeon Sky 500
30.4 GPixel/s
GeForce GTX 960
36.1 GPixel/s

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

Radeon Sky 500
76 GTexel/s
GeForce GTX 960
72.1 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon Sky 500
2,432 GFLOPS
GeForce GTX 960
2,308.1 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 Sky 500  vs
GeForce GTX 960 
GPU brand AMD Nvidia
GPU name Pitcairn GM206
Clock speed 950 MHz 1,127 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 1,280 1,024
Texture mapping units 80 64
Render output processors 32 32
Pixel rate 30.4 GPixel/s 36.1 GPixel/s
Texture rate 76 GTexel/s 72.1 GTexel/s
Floating-point performance 2,432 GFLOPS 2,308.1 GFLOPS

memory

Radeon Sky 500  vs
GeForce GTX 960 
Memory clock speed 1,200 MHz 1,753 MHz
Effective memory clock speed 4,800 MHz 7,012 MHz
Memory bus 256 bit 128 bit
Memory 4,096 MB 2,048 MB
Memory type GDDR5 GDDR5
Memory bandwidth 153.6 GB/s 112.2 GB/s

noise and power

TDP 150W 120W

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