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Differences What are the advantages of each

Front view of Radeon HD 8670M

Reasons to consider the
AMD Radeon HD 8670M

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Much better T-Rex score 3,046.08 vs 1,777.54 More than 70% better T-Rex score
Significantly higher clock speed 775 MHz vs 500 MHz More than 55% higher clock speed
Slightly better PassMark score 513 vs 276 More than 85% better PassMark score
More memory 2,048 MB vs 1,024 MB 2x more memory
Better floating-point performance 633.6 GFLOPS vs 52.8 GFLOPS More than 12x better floating-point performance
Slightly higher texture rate 19.8 GTexel/s vs 4 GTexel/s Around 5x higher texture rate
More shading units 384 vs 24 360 more shading units
More texture mapping units 24 vs 8 Three times as many texture mapping units
Higher memory clock speed 900 MHz vs 790 MHz Around 15% higher memory clock speed
Front view of GeForce GT 320M

Reasons to consider the
Nvidia GeForce GT 320M

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Wider memory bus 128 bit vs 64 bit 2x wider memory bus

Benchmarks Real world tests of Radeon HD 8670M vs GeForce GT 320M

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 8670M
GeForce GT 320M


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