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Differences What are the advantages of each

Front view of Radeon Pro Duo Polaris

Reasons to consider the
AMD Radeon Pro Duo Polaris

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Much more memory 32,784 MB vs 8,192 MB More than 4x more memory
Much higher effective memory clock speed 7,000 MHz vs 1,000 MHz 7x higher effective memory clock speed
Higher clock speed 1,243 MHz vs 1,000 MHz Around 25% higher clock speed
Much higher memory clock speed 1,750 MHz vs 500 MHz 3.5x higher memory clock speed
Significantly lower TDP 250W vs 350W Around 30% lower TDP
Front view of Radeon Pro Duo

Reasons to consider the
AMD Radeon Pro Duo

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Much wider memory bus 8,192 bit vs 512 bit 16x wider memory bus
Significantly better floating-point performance 16,384 GFLOPS vs 11,456 GFLOPS Around 45% better floating-point performance
Many more shading units 8,192 vs 4,608 3584 more shading units
Many more texture mapping units 512 vs 288 224 more texture mapping units
Significantly higher texture rate 512 GTexel/s vs 358 GTexel/s Around 45% higher texture rate
Significantly higher pixel rate 128 GPixel/s vs 79.6 GPixel/s More than 60% higher pixel rate
Many more render output processors 128 vs 64 Twice as many render output processors
Many more compute units 128 vs 72 56 more compute units

Features Key features of the Radeon Pro Duo Polaris  vs Duo 

pixel rate Number of pixels a graphics card can render to the screen every second

Radeon Pro Duo Polaris
79.6 GPixel/s
Radeon Pro Duo
128 GPixel/s

texture rate Speed at which a graphics card can perform texture mapping

Radeon Pro Duo Polaris
358 GTexel/s
Radeon Pro Duo
512 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon Pro Duo Polaris
11,456 GFLOPS
Radeon Pro Duo
16,384 GFLOPS

shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

compute units Discrete cores within the GPU

Specifications Full list of technical specs


Radeon Pro Duo Polaris  vs
GPU name Ellesmere Capsaicin
Clock speed 1,243 MHz 1,000 MHz
Is dual GPU Yes Yes
Reference card None None

raw performance

Shading units 4,608 8,192
Texture mapping units 288 512
Render output processors 64 128
Compute units 72 128
Pixel rate 79.6 GPixel/s 128 GPixel/s
Texture rate 358 GTexel/s 512 GTexel/s
Floating-point performance 11,456 GFLOPS 16,384 GFLOPS


Radeon Pro Duo Polaris  vs
Memory clock speed 1,750 MHz 500 MHz
Effective memory clock speed 7,000 MHz 1,000 MHz
Memory bus 512 bit 8,192 bit
Memory 32,784 MB 8,192 MB

noise and power

TDP 250W 350W


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