Mobility Radeon HD 5850 Mac 

Released January, 2010
  • 628 MHz
  • 1 GB GDDR5

Features Key features of the Mobility Radeon HD 5850 Mac

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

Mobility Radeon HD 5850 Mac
64 GB/s
GeForce GT 730A
28.8 GB/s

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

Mobility Radeon HD 5850 Mac
10.05 GPixel/s
GeForce GT 730A
5.75 GPixel/s
GeForce GT 640M Mac
5.96 GPixel/s

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

Mobility Radeon HD 5850 Mac
25.12 GTexel/s
GeForce GT 730A
14.38 GTexel/s
GeForce GT 640M Mac
23.84 GTexel/s

floating point performance How fast the gpu can crunch numbers

Mobility Radeon HD 5850 Mac
1,005 GFLOPS
GeForce GT 730A
552.2 GFLOPS
GeForce GT 640M Mac
572.2 GFLOPS

shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading

Mobility Radeon HD 5850 Mac

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

Mobility Radeon HD 5850 Mac

Specifications Full list of technical specs


GPU brand ATI
GPU name Broadway
Market Laptop
Clock speed 628 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 800
Texture mapping units 40
Render output processors 16
Compute units 10
Pixel rate 10.05 GPixel/s
Texture rate 25.12 GTexel/s
Floating-point performance 1,005 GFLOPS


Memory clock speed 1,000 MHz
Effective memory clock speed 4,000 MHz
Memory bus 128 bit
Memory 1,024 MB
Memory type GDDR5
Memory bandwidth 64 GB/s

noise and power

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