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Differences What are the advantages of each

Front view of Radeon HD 6850M

Reasons to consider the
AMD Radeon HD 6850M

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Higher clock speed 575 MHz vs 400 MHz Around 45% higher clock speed
Slightly better floating-point performance 920 GFLOPS vs 64 GFLOPS Around 14.5x better floating-point performance
More shading units 800 vs 80 720 more shading units
More render output processors 16 vs 4 12 more render output processors
Slightly higher pixel rate 9.2 GPixel/s vs 1.6 GPixel/s Around 5.8x higher pixel rate
More texture mapping units 40 vs 8 32 more texture mapping units
More compute units 10 vs 2 8 more compute units
Front view of Radeon HD 6250 IGP

Reasons to consider the
IGP Radeon HD 6250 IGP

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Lower TDP 9W vs 50W 5.6x lower TDP

Features Key features of the Radeon HD 6850M  vs 6250 IGP 

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

Radeon HD 6850M
9.2 GPixel/s
Radeon HD 6250 IGP
1.6 GPixel/s

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

Radeon HD 6850M
23 GTexel/s
Radeon HD 6250 IGP
3.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6850M
920 GFLOPS
Radeon HD 6250 IGP
64 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 6850M  vs
6250 IGP 
GPU brand AMD AMD
GPU name Granville Loveland
Clock speed 575 MHz 400 MHz
Is dual GPU No No
Reference card AMD Radeon HD 6850M 675 MHz 1 GB None

noise and power

TDP 50W 9W

raw performance

Radeon HD 6850M  vs
6250 IGP 
Shading units 800 80
Texture mapping units 40 8
Render output processors 16 4
Compute units 10 2
Pixel rate 9.2 GPixel/s 1.6 GPixel/s
Texture rate 23 GTexel/s 3.2 GTexel/s
Floating-point performance 920 GFLOPS 64 GFLOPS

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