Cast your vote Do you agree or disagree with GPUBoss?

Thanks for adding your opinion. Follow us on Facebook to stay up to date with the latest news!
VS

Differences What are the advantages of each

Front view of Radeon HD 8670M

Reasons to consider the
AMD Radeon HD 8670M

Report a correction
Higher clock speed 775 MHz vs 550 MHz More than 40% higher clock speed
More memory 2,048 MB vs 1,024 MB 2x more memory
Higher memory clock speed 900 MHz vs 700 MHz Around 30% higher memory clock speed
Front view of Mobility Radeon HD 4830

Reasons to consider the
ATi Mobility Radeon HD 4830

Report a correction
Higher effective memory clock speed 2,800 MHz vs 1,800 MHz More than 55% higher effective memory clock speed
Higher memory bandwidth 44.8 GB/s vs 14.4 GB/s More than 3x higher memory bandwidth
More render output processors 16 vs 8 Twice as many render output processors
Wider memory bus 128 bit vs 64 bit 2x wider memory bus
More shading units 640 vs 384 256 more shading units

Benchmarks Real world tests of Radeon HD 8670M vs Mobility Radeon HD 4830

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Features Key features of the Radeon HD 8670M  vs Mobility Radeon HD 4830 

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 8670M
6.6 GPixel/s

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

Radeon HD 8670M
19.8 GTexel/s
Mobility Radeon HD 4830
17.6 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8670M
633.6 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

Comments

comments powered by Disqus