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Differences What are the advantages of each

Front view of Radeon HD 6970M

Reasons to consider the
AMD Radeon HD 6970M

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Higher clock speed 680 MHz vs 550 MHz Around 25% higher clock speed
Higher memory bandwidth 115.2 GB/s vs 51.2 GB/s 2.2x higher memory bandwidth
Better floating-point performance 1,305.6 GFLOPS vs 440 GFLOPS Around 3x better floating-point performance
Higher pixel rate 21.76 GPixel/s vs 4.4 GPixel/s Around 5x higher pixel rate
Significantly more render output processors 32 vs 8 24 more render output processors
Significantly wider memory bus 256 bit vs 128 bit 2x wider memory bus
More shading units 960 vs 400 560 more shading units
Higher texture rate 32.6 GTexel/s vs 11 GTexel/s Around 3x higher texture rate
More texture mapping units 48 vs 20 28 more texture mapping units
More compute units 12 vs 5 7 more compute units
Higher memory clock speed 900 MHz vs 800 MHz Around 15% higher memory clock speed
Front view of Mobility Radeon HD 5750

Reasons to consider the
ATi Mobility Radeon HD 5750

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Lower TDP 25W vs 75W 3x lower TDP

Features Key features of the Radeon HD 6970M  vs Mobility Radeon HD 5750 

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 6970M
21.76 GPixel/s

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

Radeon HD 6970M
32.6 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6970M
1,305.6 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

Specifications Full list of technical specs

gpu

Radeon HD 6970M  vs
Mobility Radeon HD 5750 
GPU brand AMD ATI
GPU name Blackcomb Madison
Market Laptop Laptop
Clock speed 680 MHz 550 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 960 400
Texture mapping units 48 20
Render output processors 32 8
Compute units 12 5
Pixel rate 21.76 GPixel/s 4.4 GPixel/s
Texture rate 32.6 GTexel/s 11 GTexel/s
Floating-point performance 1,305.6 GFLOPS 440 GFLOPS

memory

Radeon HD 6970M  vs
Mobility Radeon HD 5750 
Memory clock speed 900 MHz 800 MHz
Effective memory clock speed 3,600 MHz 3,200 MHz
Memory bus 256 bit 128 bit
Memory 1,024 MB 1,024 MB
Memory type GDDR5 GDDR5
Memory bandwidth 115.2 GB/s 51.2 GB/s

noise and power

TDP 75W 25W

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