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Differences What are the advantages of each

Front view of Radeon HD 6770M

Reasons to consider the
AMD Radeon HD 6770M

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Higher clock speed 725 MHz vs 600 MHz More than 20% higher clock speed
Higher effective memory clock speed 3,600 MHz vs 1,800 MHz 2x higher effective memory clock speed
Better 3DMark 11 graphics score 10,056 vs 7,143 More than 40% better 3DMark 11 graphics score
Slightly better 3DMark vantage graphics score 5,159 vs 3,152.5 Around 65% better 3DMark vantage graphics score
Higher memory bandwidth 57.6 GB/s vs 28.8 GB/s 2x higher memory bandwidth
Front view of Radeon HD 6550M

Reasons to consider the
AMD Radeon HD 6550M

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Slightly lower TDP 26W vs 35W More than 25% lower TDP

Benchmarks Real world tests of Radeon HD 6770M vs 6550M

3DMark 11 Graphics Industry standard benchmark that tests DirectX 11 GPU performance

3DMark Vantage Graphics Industry standard benchmark that tests DirectX 10 GPU performance

3DMark06 Industry standard benchmark that tests DirectX 9 GPU performance

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