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Differences What are the advantages of each

Front view of Radeon R9 FURY X2

Reasons to consider the
AMD Radeon R9 FURY X2

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Much wider memory bus 8,192 bit vs 512 bit 16x wider memory bus
Is dual GPU Yes vs No About half of graphics cards are dual GPU
Much better floating-point performance 17,204 GFLOPS vs 5,914 GFLOPS Around 3x better floating-point performance
Many more shading units 8,192 vs 2,816 5376 more shading units
Many more texture mapping units 512 vs 176 336 more texture mapping units
Much higher pixel rate 134.4 GPixel/s vs 67.2 GPixel/s 2x higher pixel rate
Many more compute units 128 vs 44 84 more compute units
Many more render output processors 128 vs 64 Twice as many render output processors
Significantly better particle simulation score 1,194.57 mInteraction/s vs 732.29 mInteraction/s Around 65% better particle simulation score
Front view of Radeon R9 390X

Reasons to consider the
AMD Radeon R9 390X

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Much higher effective memory clock speed 6,000 MHz vs 1,000 MHz 6x higher effective memory clock speed
Much higher memory clock speed 1,500 MHz vs 500 MHz 3x higher memory clock speed

Benchmarks Real world tests of Radeon R9 FURY X2 vs 390X

Bitcoin mining Data courtesy CompuBench

Radeon R9 FURY X2
932.66 mHash/s
Radeon R9 390X
683.57 mHash/s

Face detection Data courtesy CompuBench

Radeon R9 FURY X2
143.04 mPixels/s
Radeon R9 390X
114.29 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon R9 FURY X2
3,404.53 frames/s
Radeon R9 390X
2,911.86 frames/s

Particle simulation Data courtesy CompuBench

Radeon R9 FURY X2
1,194.57 mInteraction/s
Radeon R9 390X
732.29 mInteraction/s

T-Rex (Compubench 1.5) Data courtesy CompuBench

Radeon R9 FURY X2
12.49 frames/s
Radeon R9 390X
10.95 frames/s

Video composition Data courtesy CompuBench

Radeon R9 FURY X2
140.63 frames/s
Radeon R9 390X
118.41 frames/s

Reviews Word on the street

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