Mobility Radeon HD 3850 X2 

Released June, 2008
  • 580 MHz
  • 1 GB GDDR3

Features Key features of the Mobility Radeon HD 3850 X2

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

Mobility Radeon HD 3850 X2
96 GB/s
GeForce GT 750M
64 GB/s

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

Mobility Radeon HD 3850 X2
18.56 GPixel/s
GeForce GT 750M
7.53 GPixel/s

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

Mobility Radeon HD 3850 X2
18.56 GTexel/s
GeForce GT 750M
30.11 GTexel/s

floating point performance How fast the gpu can crunch numbers

Mobility Radeon HD 3850 X2
742.4 GFLOPS
GeForce GT 750M
722.7 GFLOPS

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

Mobility Radeon HD 3850 X2
640

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

Mobility Radeon HD 3850 X2
32

Specifications Full list of technical specs

gpu

GPU brand ATI
GPU name M88
Market Laptop
Clock speed 580 MHz
Is dual GPU Yes
Reference card None

raw performance

Shading units 640
Texture mapping units 32
Render output processors 32
Compute units 8
Pixel rate 18.56 GPixel/s
Texture rate 18.56 GTexel/s
Floating-point performance 742.4 GFLOPS

memory

Memory clock speed 750 MHz
Effective memory clock speed 1,500 MHz
Memory bus 512 bit
Memory 1,024 MB
Memory type GDDR3
Memory bandwidth 96 GB/s

noise and power

TDP 70W
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