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Differences What are the advantages of each

Front view of Radeon RX Vega 64

Reasons to consider the
AMD Radeon RX Vega 64

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Much higher memory bandwidth 483.8 GB/s vs 256 GB/s Around 90% higher memory bandwidth
Much better floating-point performance 12,665 GFLOPS vs 5,834 GFLOPS Around 2.2x better floating-point performance
Much higher texture rate 395.8 GTexel/s vs 182.3 GTexel/s Around 2.2x higher texture rate
Significantly higher pixel rate 98.94 GPixel/s vs 40.5 GPixel/s Around 2.5x higher pixel rate
Higher clock speed 1,247 MHz vs 1,120 MHz More than 10% higher clock speed
Significantly more shading units 4,096 vs 2,304 1792 more shading units
Significantly more texture mapping units 256 vs 144 112 more texture mapping units
Significantly more render output processors 64 vs 32 Twice as many render output processors
Much wider memory bus 2,048 bit vs 256 bit 8x wider memory bus
Significantly more compute units 64 vs 36 28 more compute units
Higher turbo clock speed 1,546 MHz vs 1,266 MHz More than 20% higher turbo clock speed
Front view of Radeon RX 480

Reasons to consider the
AMD Radeon RX 480

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Much higher effective memory clock speed 8,000 MHz vs 1,890 MHz Around 4.2x higher effective memory clock speed
Much higher memory clock speed 2,000 MHz vs 945 MHz More than 2x higher memory clock speed
Much lower TDP 150W vs 295W Around 50% lower TDP

Features Key features of the Radeon RX Vega 64  vs 480 

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

Radeon RX Vega 64
483.8 GB/s
Radeon RX 480
256 GB/s

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

Radeon RX Vega 64
98.94 GPixel/s
Radeon RX 480
40.5 GPixel/s

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

Radeon RX Vega 64
395.8 GTexel/s
Radeon RX 480
182.3 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon RX Vega 64
12,665 GFLOPS
Radeon RX 480
5,834 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 64  vs
480 
GPU brand AMD AMD
GPU name Vega 10 Ellesmere
Clock speed 1,247 MHz 1,120 MHz
Turbo clock speed 1,546 MHz 1,266 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 4,096 2,304
Texture mapping units 256 144
Render output processors 64 32
Compute units 64 36
Pixel rate 98.94 GPixel/s 40.5 GPixel/s
Texture rate 395.8 GTexel/s 182.3 GTexel/s
Floating-point performance 12,665 GFLOPS 5,834 GFLOPS

memory

Radeon RX Vega 64  vs
480 
Memory clock speed 945 MHz 2,000 MHz
Effective memory clock speed 1,890 MHz 8,000 MHz
Memory bus 2,048 bit 256 bit
Memory 8,192 MB 8,192 MB
Memory bandwidth 483.8 GB/s 256 GB/s

noise and power

TDP 295W 150W

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