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Differences What are the advantages of each

Front view of Radeon RX 560

Reasons to consider the
AMD Radeon RX 560

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Significantly higher clock speed 1,175 MHz vs 850 MHz Around 40% higher clock speed
Higher effective memory clock speed 7,000 MHz vs 4,800 MHz More than 45% higher effective memory clock speed
More memory 4,096 MB vs 2,048 MB 2x more memory
Significantly higher memory clock speed 1,750 MHz vs 1,200 MHz More than 45% higher memory clock speed
Front view of Radeon HD 5770 X2

Reasons to consider the
Generic Radeon HD 5770 X2

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Is dual GPU Yes vs No About half of graphics cards are dual GPU
Higher memory bandwidth 153.6 GB/s vs 112 GB/s More than 35% higher memory bandwidth
More render output processors 32 vs 16 Twice as many render output processors
More shading units 1,600 vs 1,024 576 more shading units

Features Key features of the Radeon RX 560  vs HD 5770 X2 

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

Radeon RX 560
112 GB/s
Radeon HD 5770 X2
153.6 GB/s

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

Radeon RX 560
20.4 GPixel/s
Radeon HD 5770 X2
27.2 GPixel/s

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

Radeon RX 560
81.6 GTexel/s
Radeon HD 5770 X2
68 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon RX 560
2,611 GFLOPS
Radeon HD 5770 X2
2,720 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 560  vs
HD 5770 X2 
GPU brand AMD ATI
GPU name Baffin Juniper
Clock speed 1,175 MHz 850 MHz
Is dual GPU No Yes
Reference card None ATi Radeon HD 5770 X2 850 MHz 2 GB

raw performance

Shading units 1,024 1,600
Texture mapping units 64 80
Render output processors 16 32
Compute units 16 20
Pixel rate 20.4 GPixel/s 27.2 GPixel/s
Texture rate 81.6 GTexel/s 68 GTexel/s
Floating-point performance 2,611 GFLOPS 2,720 GFLOPS

memory

Radeon RX 560  vs
HD 5770 X2 
Memory clock speed 1,750 MHz 1,200 MHz
Effective memory clock speed 7,000 MHz 4,800 MHz
Memory bus 128 bit 256 bit
Memory 4,096 MB 2,048 MB
Memory type GDDR5 GDDR5
Memory bandwidth 112 GB/s 153.6 GB/s

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