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Differences What are the advantages of each

Front view of Radeon HD 8760

Reasons to consider the
AMD Radeon HD 8760

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Higher clock speed 1,000 MHz vs 823 MHz More than 20% higher clock speed
Lower TDP 80W vs 130W Around 40% lower TDP
Front view of GeForce GTX 660

Reasons to consider the
Nvidia GeForce GTX 660

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Significantly higher memory bandwidth 179.2 GB/s vs 72 GB/s Around 2.5x higher memory bandwidth
Higher effective memory clock speed 5,600 MHz vs 4,500 MHz Around 25% higher effective memory clock speed
Higher texture rate 79 GTexel/s vs 40 GTexel/s Around 2x higher texture rate
Significantly more texture mapping units 96 vs 40 56 more texture mapping units
Better floating-point performance 1,896.2 GFLOPS vs 1,280 GFLOPS Around 50% better floating-point performance
More render output processors 32 vs 16 Twice as many render output processors
More shading units 1,152 vs 640 512 more shading units
Wider memory bus 256 bit vs 128 bit 2x wider memory bus
Higher memory clock speed 1,400 MHz vs 1,125 MHz Around 25% higher memory clock speed

Features Key features of the Radeon HD 8760  vs GeForce GTX 660 

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

Radeon HD 8760
72 GB/s
GeForce GTX 660
179.2 GB/s

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

Radeon HD 8760
16 GPixel/s
GeForce GTX 660
19.75 GPixel/s

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

Radeon HD 8760
40 GTexel/s
GeForce GTX 660
79 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8760
1,280 GFLOPS
GeForce GTX 660
1,896.2 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 8760  vs
GeForce GTX 660 
GPU brand AMD Nvidia
GPU name Cape Verde XT GK104
Market Desktop Desktop
Clock speed 1,000 MHz 823 MHz
Is dual GPU No No
Reference card None Nvidia GeForce GTX 660 980 MHz 2 GB

raw performance

Shading units 640 1,152
Texture mapping units 40 96
Render output processors 16 32
Pixel rate 16 GPixel/s 19.75 GPixel/s
Texture rate 40 GTexel/s 79 GTexel/s
Floating-point performance 1,280 GFLOPS 1,896.2 GFLOPS

memory

Radeon HD 8760  vs
GeForce GTX 660 
Memory clock speed 1,125 MHz 1,400 MHz
Effective memory clock speed 4,500 MHz 5,600 MHz
Memory bus 128 bit 256 bit
Memory 2,048 MB 2,048 MB
Memory type GDDR5 GDDR5
Memory bandwidth 72 GB/s 179.2 GB/s

noise and power

TDP 80W 130W

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