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Differences What are the advantages of each

Front view of Radeon HD 8570D IGP

Reasons to consider the
IGP Radeon HD 8570D IGP

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Lower TDP 65W vs 127W Around 50% lower TDP
Front view of Radeon HD 6850

Reasons to consider the
AMD Radeon HD 6850

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Higher pixel rate 24.8 GPixel/s vs 6.4 GPixel/s More than 3.8x higher pixel rate
Better floating-point performance 1,488 GFLOPS vs 409.6 GFLOPS Around 3.8x better floating-point performance
More render output processors 32 vs 8 24 more render output processors
More shading units 960 vs 256 704 more shading units
Slightly higher texture rate 37.2 GTexel/s vs 12.8 GTexel/s Around 3x higher texture rate
More texture mapping units 48 vs 16 Three times as many texture mapping units
More compute units 12 vs 4 Three times as many compute units

Features Key features of the Radeon HD 8570D IGP  vs 6850 

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

Radeon HD 8570D IGP
6.4 GPixel/s
Radeon HD 6850
24.8 GPixel/s

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

Radeon HD 8570D IGP
12.8 GTexel/s
Radeon HD 6850
37.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8570D IGP
409.6 GFLOPS
Radeon HD 6850
1,488 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

compute units Discrete cores within the GPU

Specifications Full list of technical specs

gpu

Radeon HD 8570D IGP  vs
6850 
GPU brand AMD AMD
GPU name Devastator Barts PRO
Clock speed 800 MHz 775 MHz
Is dual GPU No No
Reference card None None

noise and power

TDP 65W 127W

raw performance

Radeon HD 8570D IGP  vs
6850 
Shading units 256 960
Texture mapping units 16 48
Render output processors 8 32
Compute units 4 12
Pixel rate 6.4 GPixel/s 24.8 GPixel/s
Texture rate 12.8 GTexel/s 37.2 GTexel/s
Floating-point performance 409.6 GFLOPS 1,488 GFLOPS

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