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Differences What are the advantages of each

Front view of Radeon HD 8870

Reasons to consider the
AMD Radeon HD 8870

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Better floating-point performance 3,789 GFLOPS vs 2,257.9 GFLOPS Around 70% better floating-point performance
Significantly more shading units 2,048 vs 1,152 896 more shading units
Higher texture rate 118.4 GTexel/s vs 94.1 GTexel/s More than 25% higher texture rate
More texture mapping units 128 vs 96 32 more texture mapping units
Front view of GeForce GTX 760

Reasons to consider the
Nvidia GeForce GTX 760

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Slightly higher clock speed 980 MHz vs 925 MHz More than 5% higher clock speed
Slightly higher turbo clock speed 1,032 MHz vs 975 MHz More than 5% higher turbo clock speed
Slightly lower TDP 170W vs 185W Around 10% lower TDP

Features Key features of the Radeon HD 8870  vs GeForce GTX 760 

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

Radeon HD 8870
192 GB/s
GeForce GTX 760
192.3 GB/s

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

Radeon HD 8870
29.6 GPixel/s
GeForce GTX 760
23.52 GPixel/s

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

Radeon HD 8870
118.4 GTexel/s
GeForce GTX 760
94.1 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8870
3,789 GFLOPS
GeForce GTX 760
2,257.9 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 8870  vs
GeForce GTX 760 
GPU brand AMD Nvidia
GPU name Hainan XT GK116
Market Desktop Desktop
Clock speed 925 MHz 980 MHz
Turbo clock speed 975 MHz 1,032 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 2,048 1,152
Texture mapping units 128 96
Render output processors 32 32
Pixel rate 29.6 GPixel/s 23.52 GPixel/s
Texture rate 118.4 GTexel/s 94.1 GTexel/s
Floating-point performance 3,789 GFLOPS 2,257.9 GFLOPS

memory

Radeon HD 8870  vs
GeForce GTX 760 
Memory clock speed 1,500 MHz 1,502 MHz
Effective memory clock speed 6,000 MHz 6,008 MHz
Memory bus 256 bit 256 bit
Memory 2,048 MB 2,048 MB
Memory type GDDR5 GDDR5
Memory bandwidth 192 GB/s 192.3 GB/s

noise and power

TDP 185W 170W

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