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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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Much higher effective memory clock speed 5,000 MHz vs 2,100 MHz Around 2.5x higher effective memory clock speed
Significantly higher clock speed 1,058 MHz vs 700 MHz More than 50% higher clock speed
Better PassMark score 1,831 vs 800 More than 2.2x better PassMark score
Higher memory clock speed 1,250 MHz vs 1,050 MHz Around 20% higher memory clock speed
Significantly lower TDP 65W vs 197W 3x lower TDP
Front view of GeForce 9800 GX2

Reasons to consider the
XFX GeForce 9800 GX2

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Is dual GPU Yes vs No About half of graphics cards are dual GPU
Higher memory bandwidth 134.4 GB/s vs 80 GB/s Around 70% higher memory bandwidth
Many more texture mapping units 128 vs 32 96 more texture mapping units
Higher texture rate 89.6 GTexel/s vs 33.9 GTexel/s Around 2.8x higher texture rate
Much wider memory bus 512 bit vs 128 bit 4x wider memory bus
Higher pixel rate 22.4 GPixel/s vs 8.46 GPixel/s Around 2.8x higher pixel rate
More render output processors 32 vs 16 Twice as many render output processors

Benchmarks Real world tests of GeForce GTX 650 vs 9800 GX2

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Cloud Gate Factor Data courtesy FutureMark


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