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Differences What are the advantages of each

Front view of Radeon RX Vega

Reasons to consider the
AMD Radeon RX Vega

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Significantly better floating-point performance 13,107 GFLOPS vs 8,228 GFLOPS Around 60% better floating-point performance
Significantly more shading units 4,096 vs 2,560 1536 more shading units
Significantly more texture mapping units 256 vs 160 96 more texture mapping units
Higher memory bandwidth 256 GB/s vs 224.4 GB/s Around 15% higher memory bandwidth
Higher texture rate 307.2 GTexel/s vs 257.1 GTexel/s Around 20% higher texture rate
Much wider memory bus 2,048 bit vs 256 bit 8x wider memory bus
Front view of GeForce GTX 1080

Reasons to consider the
Nvidia GeForce GTX 1080

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Much higher effective memory clock speed 10,008 MHz vs 2,000 MHz More than 5x higher effective memory clock speed
Higher clock speed 1,607 MHz vs 1,500 MHz More than 5% higher clock speed
Higher turbo clock speed 1,733 MHz vs 1,600 MHz Around 10% higher turbo clock speed
Higher memory clock speed 1,251 MHz vs 1,000 MHz More than 25% higher memory clock speed
Lower TDP 180W vs 225W 20% lower TDP

Features Key features of the Radeon RX Vega  vs GeForce GTX 1080 

memory bandwidth Rate at which data can be read from or stored in onboard memory

Radeon RX Vega
256 GB/s
GeForce GTX 1080
224.4 GB/s

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

Radeon RX Vega
102.4 GPixel/s
GeForce GTX 1080
102.8 GPixel/s

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

Radeon RX Vega
307.2 GTexel/s
GeForce GTX 1080
257.1 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon RX Vega
13,107 GFLOPS
GeForce GTX 1080
8,228 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

Specifications Full list of technical specs

gpu

Radeon RX Vega  vs
GeForce GTX 1080 
GPU brand AMD Nvidia
GPU name Greenland GP104
Clock speed 1,500 MHz 1,607 MHz
Turbo clock speed 1,600 MHz 1,733 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 4,096 2,560
Texture mapping units 256 160
Render output processors 64 64
Pixel rate 102.4 GPixel/s 102.8 GPixel/s
Texture rate 307.2 GTexel/s 257.1 GTexel/s
Floating-point performance 13,107 GFLOPS 8,228 GFLOPS

memory

Radeon RX Vega  vs
GeForce GTX 1080 
Memory clock speed 1,000 MHz 1,251 MHz
Effective memory clock speed 2,000 MHz 10,008 MHz
Memory bus 2,048 bit 256 bit
Memory 8,192 MB 8,192 MB
Memory bandwidth 256 GB/s 224.4 GB/s

noise and power

TDP 225W 180W

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