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Differences What are the advantages of each

Front view of Radeon RX 570

Reasons to consider the
AMD Radeon RX 570

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Significantly higher clock speed 1,168 MHz vs 750 MHz More than 55% higher clock speed
Significantly higher memory bandwidth 224 GB/s vs 64 GB/s 3.5x higher memory bandwidth
Significantly better floating-point performance 5,095 GFLOPS vs 960 GFLOPS More than 5.2x better floating-point performance
Significantly higher effective memory clock speed 7,000 MHz vs 4,000 MHz 75% higher effective memory clock speed
More memory 4,096 MB vs 512 MB 8x more memory
Significantly higher texture rate 159.2 GTexel/s vs 24 GTexel/s Around 6.8x higher texture rate
Higher pixel rate 39.81 GPixel/s vs 6 GPixel/s Around 6.8x higher pixel rate
Significantly more texture mapping units 128 vs 32 96 more texture mapping units
Significantly more shading units 2,048 vs 640 1408 more shading units
More render output processors 32 vs 8 24 more render output processors
Significantly more compute units 32 vs 8 24 more compute units
Significantly higher memory clock speed 1,750 MHz vs 1,000 MHz 75% higher memory clock speed
Front view of Radeon HD 5670 640SP

Reasons to consider the
ATi Radeon HD 5670 640SP

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Lower TDP 64W vs 120W More than 45% lower TDP

Features Key features of the Radeon RX 570  vs HD 5670 640SP 

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

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

Radeon RX 570
39.81 GPixel/s

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

Radeon RX 570
159.2 GTexel/s
Radeon HD 5670 640SP
24 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon RX 570
5,095 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


Radeon RX 570  vs
HD 5670 640SP 
GPU name Polaris 20 Juniper
Clock speed 1,168 MHz 750 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 2,048 640
Texture mapping units 128 32
Render output processors 32 8
Compute units 32 8
Pixel rate 39.81 GPixel/s 6 GPixel/s
Texture rate 159.2 GTexel/s 24 GTexel/s
Floating-point performance 5,095 GFLOPS 960 GFLOPS


Radeon RX 570  vs
HD 5670 640SP 
Memory clock speed 1,750 MHz 1,000 MHz
Effective memory clock speed 7,000 MHz 4,000 MHz
Memory bus 256 bit 128 bit
Memory 4,096 MB 512 MB
Memory type GDDR5 GDDR5
Memory bandwidth 224 GB/s 64 GB/s

noise and power

TDP 120W 64W


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