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Differences What are the advantages of each

Front view of Radeon HD 8470D IGP

Reasons to consider the
IGP Radeon HD 8470D IGP

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Higher clock speed 800 MHz vs 520 MHz Around 55% higher clock speed
Front view of GeForce 8400 GS

Reasons to consider the
Nvidia GeForce 8400 GS

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Lower TDP 25W vs 65W 2.6x lower TDP

Features Key features of the Radeon HD 8470D IGP  vs GeForce 8400 GS 

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

Radeon HD 8470D IGP
3.2 GPixel/s
GeForce 8400 GS
2.08 GPixel/s

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

Radeon HD 8470D IGP
9.6 GTexel/s
GeForce 8400 GS
4.16 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8470D IGP
307.2 GFLOPS
GeForce 8400 GS
39.36 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

render output processors GPU commponents responsible for transform pixels as they flow between memory buffers

Specifications Full list of technical specs

gpu

Radeon HD 8470D IGP  vs
GeForce 8400 GS 
GPU brand AMD Nvidia
GPU name Scrapper GT218 B1
Clock speed 800 MHz 520 MHz
Is dual GPU No No
Reference card None None

noise and power

TDP 65W 25W

raw performance

Radeon HD 8470D IGP  vs
GeForce 8400 GS 
Shading units 192 16
Texture mapping units 12 8
Render output processors 4 4
Pixel rate 3.2 GPixel/s 2.08 GPixel/s
Texture rate 9.6 GTexel/s 4.16 GTexel/s
Floating-point performance 307.2 GFLOPS 39.36 GFLOPS

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