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Differences What are the advantages of each

Front view of Radeon HD 8470

Reasons to consider the
AMD Radeon HD 8470

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Higher clock speed 775 MHz vs 500 MHz More than 55% higher clock speed
Higher effective memory clock speed 3,200 MHz vs 1,600 MHz 2x higher effective memory clock speed
Front view of Radeon HD 6330M

Reasons to consider the
AMD Radeon HD 6330M

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Lower TDP 7W vs 35W 5x lower TDP

Features Key features of the Radeon HD 8470  vs 6330M 

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

Radeon HD 8470
25.6 GB/s
Radeon HD 6330M
12.8 GB/s

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

Radeon HD 8470
3.1 GPixel/s
Radeon HD 6330M
2 GPixel/s

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

Radeon HD 8470
6.2 GTexel/s
Radeon HD 6330M
4 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8470
248 GFLOPS
Radeon HD 6330M
80 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 8470  vs
6330M 
GPU brand AMD AMD
GPU name Caicos XT Robson
Market Desktop Laptop
Clock speed 775 MHz 500 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 160 80
Texture mapping units 8 8
Render output processors 4 4
Compute units 2 2
Pixel rate 3.1 GPixel/s 2 GPixel/s
Texture rate 6.2 GTexel/s 4 GTexel/s
Floating-point performance 248 GFLOPS 80 GFLOPS

memory

Radeon HD 8470  vs
6330M 
Memory clock speed 800 MHz 800 MHz
Effective memory clock speed 3,200 MHz 1,600 MHz
Memory bus 64 bit 64 bit
Memory 1,024 MB 1,024 MB
Memory type GDDR5 GDDR3
Memory bandwidth 25.6 GB/s 12.8 GB/s

noise and power

TDP 35W 7W

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