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Differences What are the advantages of each

Front view of Radeon HD 7550M

Reasons to consider the
AMD Radeon HD 7550M

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Higher effective memory clock speed 3,200 MHz vs 1,600 MHz 2x higher effective memory clock speed
More shading units 400 vs 80 320 more shading units
Slightly more texture mapping units 20 vs 8 12 more texture mapping units
Slightly more compute units 5 vs 2 3 more compute units
Front view of Radeon HD 6350M

Reasons to consider the
AMD Radeon HD 6350M

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Slightly higher clock speed 500 MHz vs 450 MHz More than 10% higher clock speed
Slightly lower TDP 7W vs 14W 2x lower TDP

Features Key features of the Radeon HD 7550M  vs 6350M 

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

Radeon HD 7550M
25.6 GB/s
Radeon HD 6350M
12.8 GB/s

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

Radeon HD 7550M
4.4 GPixel/s
Radeon HD 6350M
2 GPixel/s

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

Radeon HD 7550M
11 GTexel/s
Radeon HD 6350M
4 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 7550M
440 GFLOPS
Radeon HD 6350M
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 7550M  vs
6350M 
GPU brand AMD AMD
GPU name Thames Robson
Market Laptop Laptop
Clock speed 450 MHz 500 MHz
Is dual GPU No No
Reference card AMD Radeon HD 7550M 450 MHz 1 GB None

raw performance

Shading units 400 80
Texture mapping units 20 8
Render output processors 8 4
Compute units 5 2
Pixel rate 4.4 GPixel/s 2 GPixel/s
Texture rate 11 GTexel/s 4 GTexel/s
Floating-point performance 440 GFLOPS 80 GFLOPS

memory

Radeon HD 7550M  vs
6350M 
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 14W 7W

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