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Differences What are the advantages of each

Front view of Radeon HD 7650A

Reasons to consider the
AMD Radeon HD 7650A

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Better PassMark score 797 vs 260 More than 3x better PassMark score
Higher effective memory clock speed 1,800 MHz vs 1,066 MHz Around 70% higher effective memory clock speed
Slightly higher memory bandwidth 28.8 GB/s vs 8.53 GB/s Around 3.5x higher memory bandwidth
Significantly higher memory clock speed 900 MHz vs 533 MHz Around 70% higher memory clock speed
More shading units 480 vs 160 Three times as many shading units
Wider memory bus 128 bit vs 64 bit 2x wider memory bus
More texture mapping units 24 vs 8 Three times as many texture mapping units
More compute units 6 vs 2 Three times as many compute units
Better PassMark direct compute score 430 vs 163 Around 2.8x better PassMark direct compute score
Front view of Radeon HD 6450A

Reasons to consider the
AMD Radeon HD 6450A

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Slightly higher clock speed 625 MHz vs 600 MHz Around 5% higher clock speed
Slightly lower TDP 25W vs 33W Around 25% lower TDP

Benchmarks Real world tests of Radeon HD 7650A vs 6450A

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

PassMark Direct Compute Measures performance of general-purpose computing using Microsoft DirectCompute


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