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Differences What are the advantages of each

Front view of Radeon HD 8950M

Reasons to consider the
AMD Radeon HD 8950M

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More memory 2,048 MB vs 1,024 MB 2x more memory
More compute units 16 vs 10 6 more compute units
More texture mapping units 56 vs 40 16 more texture mapping units
Front view of Mobility Radeon HD 5870

Reasons to consider the
ATi Mobility Radeon HD 5870

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GPUBoss is not aware of any important advantages of the ATi Mobility Radeon HD 5870 vs the AMD Radeon HD 8950M.

Features Key features of the Radeon HD 8950M  vs Mobility Radeon HD 5870 

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 8950M
11.2 GPixel/s
Mobility Radeon HD 5870
11.2 GPixel/s

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

Radeon HD 8950M
39.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8950M
1,254 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


Radeon HD 8950M  vs
Mobility Radeon HD 5870 
GPU name Saturn Broadway
Market Laptop Laptop
Clock speed 700 MHz 700 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 896 800
Texture mapping units 56 40
Render output processors 16 16
Compute units 16 10
Pixel rate 11.2 GPixel/s 11.2 GPixel/s
Texture rate 39.2 GTexel/s 28 GTexel/s
Floating-point performance 1,254 GFLOPS 1,120 GFLOPS


Radeon HD 8950M  vs
Mobility Radeon HD 5870 
Memory clock speed 1,000 MHz 1,000 MHz
Effective memory clock speed 4,000 MHz 4,000 MHz
Memory bus 128 bit 128 bit
Memory 2,048 MB 1,024 MB
Memory type GDDR5 GDDR5
Memory bandwidth 64 GB/s 64 GB/s


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