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Differences What are the advantages of each

Front view of GeForce GTX 650

Reasons to consider the
Colorful GeForce GTX 650

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Higher clock speed 1,058 MHz vs 776 MHz More than 35% higher clock speed
Higher effective memory clock speed 5,000 MHz vs 3,828 MHz More than 30% higher effective memory clock speed
Higher memory clock speed 1,250 MHz vs 957 MHz More than 30% higher memory clock speed
Lower TDP 65W vs 102W More than 35% lower TDP
Front view of GeForce GT 645

Reasons to consider the
Nvidia GeForce GT 645

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Significantly better 3DMark06 score 20,370 vs 13,180 Around 55% better 3DMark06 score
More render output processors 24 vs 16 8 more render output processors
More texture mapping units 48 vs 32 16 more texture mapping units

Benchmarks Real world tests of GeForce GTX 650 vs GT 645

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

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

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

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


Showing 2 comments.
Can't believe the 645 whips the the 650
Yeah but. Where to BUY one? I can't find one anywhere.
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