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Differences What are the advantages of each

Front view of Radeon R5 M335

Reasons to consider the
AMD Radeon R5 M335

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Significantly higher clock speed 1,070 MHz vs 800 MHz Around 35% higher clock speed
Better 3DMark 11 graphics score 5,921 vs 2,702 Around 2.2x better 3DMark 11 graphics score
Front view of Radeon HD 7870M

Reasons to consider the
AMD Radeon HD 7870M

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Better PassMark score 1,477 vs 554 Around 2.8x better PassMark score
Higher effective memory clock speed 4,000 MHz vs 1,800 MHz Around 2.2x higher effective memory clock speed
Higher memory bandwidth 64 GB/s vs 14.4 GB/s Around 4.5x higher memory bandwidth
Much better T-Rex score 3,359.38 vs 3,351.53 Almost the same
Better 3DMark06 score 2,702 vs 1,784 More than 50% better 3DMark06 score
More shading units 640 vs 320 Twice as many shading units
More texture mapping units 40 vs 20 Twice as many texture mapping units
More render output processors 16 vs 8 Twice as many render output processors
Wider memory bus 128 bit vs 64 bit 2x wider memory bus
More compute units 10 vs 5 Twice as many compute units
Higher memory clock speed 1,000 MHz vs 900 MHz More than 10% higher memory clock speed

Benchmarks Real world tests of Radeon R5 M335 vs HD 7870M

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

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

3DMark06 Industry standard benchmark that tests DirectX 9 GPU performance

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon R5 M335
Radeon HD 7870M

Manhattan (GFXBench 3.0) Data courtesy CompuBench


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