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Differences What are the advantages of each

Front view of Radeon HD 7470M

Reasons to consider the
AMD Radeon HD 7470M

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Significantly higher clock speed 800 MHz vs 500 MHz 60% 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 7330M

Reasons to consider the
AMD Radeon HD 7330M

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GPUBoss is not aware of any important advantages of the 7330M vs the 7470M Retail.

Features Key features of the Radeon HD 7470M  vs 7330M 

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

Radeon HD 7470M
25.6 GB/s
Radeon HD 7330M
12.8 GB/s

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

Radeon HD 7470M
3.2 GPixel/s
Radeon HD 7330M
2 GPixel/s

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

Radeon HD 7470M
6.4 GTexel/s
Radeon HD 7330M
4 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 7470M
256 GFLOPS
Radeon HD 7330M
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 7470M  vs
7330M 
GPU brand AMD AMD
GPU name Seymour Robson
Market Laptop Laptop
Clock speed 800 MHz 500 MHz
Is dual GPU No No
Reference card AMD Radeon HD 7470M 750 MHz 1 GB None

raw performance

Shading units 160 80
Texture mapping units 8 8
Render output processors 4 4
Compute units 2 2
Pixel rate 3.2 GPixel/s 2 GPixel/s
Texture rate 6.4 GTexel/s 4 GTexel/s
Floating-point performance 256 GFLOPS 80 GFLOPS

memory

Radeon HD 7470M  vs
7330M 
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 DDR3
Memory bandwidth 25.6 GB/s 12.8 GB/s

noise and power

TDP 7W 5W

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