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Differences What are the advantages of each

Front view of Radeon HD 4570

Reasons to consider the
ATi Radeon HD 4570

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Slightly more memory 1,024 MB vs 512 MB 2x more memory
Front view of Mobility Radeon HD 4570

Reasons to consider the
ATi Mobility Radeon HD 4570

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Slightly higher effective memory clock speed 1,600 MHz vs 1,000 MHz 60% higher effective memory clock speed
Higher memory clock speed 800 MHz vs 500 MHz 60% higher memory clock speed

Features Key features of the Radeon HD 4570  vs Mobility Radeon HD 4570 

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 HD 4570
2.6 GPixel/s
Mobility Radeon HD 4570
2.72 GPixel/s

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

Radeon HD 4570
5.2 GTexel/s
Mobility Radeon HD 4570
5.44 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 4570
104 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 HD 4570  vs
Mobility Radeon HD 4570 
GPU brand ATI ATI
GPU name RV710 M92
Market Desktop Laptop
Clock speed 650 MHz 680 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 80 80
Texture mapping units 8 8
Render output processors 4 4
Compute units 1 1
Pixel rate 2.6 GPixel/s 2.72 GPixel/s
Texture rate 5.2 GTexel/s 5.44 GTexel/s
Floating-point performance 104 GFLOPS 108.8 GFLOPS

memory

Radeon HD 4570  vs
Mobility Radeon HD 4570 
Memory clock speed 500 MHz 800 MHz
Effective memory clock speed 1,000 MHz 1,600 MHz
Memory bus 64 bit 64 bit
Memory 1,024 MB 512 MB
Memory type DDR2 GDDR3
Memory bandwidth 8 GB/s 12.8 GB/s

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