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Differences What are the advantages of each

Front view of Radeon HD 4890

Reasons to consider the
XFX Radeon HD 4890

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Significantly higher memory bandwidth 128 GB/s vs 40.1 GB/s Around 3.2x higher memory bandwidth
Higher clock speed 1,000 MHz vs 902 MHz More than 10% higher clock speed
Slightly better PassMark score 1,535 vs 922 More than 65% better PassMark score
Better floating-point performance 1,600 GFLOPS vs 692.7 GFLOPS More than 2.2x better floating-point performance
Higher texture rate 40 GTexel/s vs 14.43 GTexel/s More than 2.8x higher texture rate
Significantly wider memory bus 256 bit vs 64 bit 4x wider memory bus
Higher pixel rate 16 GPixel/s vs 7.22 GPixel/s Around 2.2x higher pixel rate
More shading units 800 vs 384 416 more shading units
More texture mapping units 40 vs 16 24 more texture mapping units
More render output processors 16 vs 8 Twice as many render output processors
Slightly better T-Rex score 3,358.98 vs 591.35 Around 5.8x better T-Rex score
Front view of GeForce GT 730

Reasons to consider the
Nvidia GeForce GT 730

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Higher effective memory clock speed 5,012 MHz vs 4,000 MHz More than 25% higher effective memory clock speed
Significantly better sky diver factor score 102.34 vs 2.27 Around 45.2x better sky diver factor score
Higher memory clock speed 1,253 MHz vs 1,000 MHz More than 25% higher memory clock speed
Much lower TDP 38W vs 190W 5x lower TDP

Benchmarks Real world tests of Radeon HD 4890 vs GeForce GT 730

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 4890

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

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