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Differences What are the advantages of each

Front view of Radeon R7 450

Reasons to consider the
AMD Radeon R7 450

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Significantly lower TDP 65W vs 180W 2.8x lower TDP
Front view of GeForce GTX 1080

Reasons to consider the
Nvidia GeForce GTX 1080

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Much better PassMark score 11,994 vs 2,155 More than 5.5x better PassMark score
Much higher clock speed 1,607 MHz vs 925 MHz Around 75% higher clock speed
Much better floating-point performance 8,228 GFLOPS vs 947.2 GFLOPS Around 8.8x better floating-point performance
Much higher effective memory clock speed 10,008 MHz vs 4,500 MHz Around 2.2x higher effective memory clock speed
Significantly more memory 8,192 MB vs 2,048 MB 4x more memory
Significantly higher memory bandwidth 224.4 GB/s vs 72 GB/s More than 3x higher memory bandwidth
Much higher texture rate 257.1 GTexel/s vs 29.6 GTexel/s Around 8.8x higher texture rate
Much higher pixel rate 102.8 GPixel/s vs 14.8 GPixel/s Around 7x higher pixel rate
Many more render output processors 64 vs 16 48 more render output processors
Many more shading units 2,560 vs 512 2048 more shading units
Many more texture mapping units 160 vs 32 128 more texture mapping units
Much better PassMark direct compute score 8,106 vs 1,616 More than 5x better PassMark direct compute score
Higher memory clock speed 1,251 MHz vs 1,125 MHz More than 10% higher memory clock speed

Benchmarks Real world tests of Radeon R7 450 vs GeForce GTX 1080

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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