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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 11,983 vs 2,116 Around 5.8x better PassMark score
Much higher clock speed 1,607 MHz vs 1,050 MHz Around 55% higher clock speed
Much better floating-point performance 8,228 GFLOPS vs 1,075.2 GFLOPS Around 7.8x better floating-point performance
Significantly more memory 8,192 MB vs 2,048 MB 4x more memory
Much higher effective memory clock speed 10,008 MHz vs 4,500 MHz Around 2.2x higher effective memory clock speed
Much 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 33.6 GTexel/s Around 7.8x higher texture rate
Much higher pixel rate 102.8 GPixel/s vs 16.8 GPixel/s More than 6x higher pixel rate
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
Significantly more render output processors 64 vs 16 48 more render output processors
Much better PassMark direct compute score 8,167 vs 1,467 More than 5.5x 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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