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Differences What are the advantages of each

Front view of Radeon HD 8750

Reasons to consider the
AMD Radeon HD 8750

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Significantly lower TDP 95W vs 250W 2.6x lower TDP
Front view of Radeon HD 6970

Reasons to consider the
AMD Radeon HD 6970

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Better floating-point performance 2,703 GFLOPS vs 1,382 GFLOPS More than 95% better floating-point performance
Higher effective memory clock speed 5,500 MHz vs 4,500 MHz More than 20% higher effective memory clock speed
Higher memory bandwidth 176 GB/s vs 108 GB/s Around 65% higher memory bandwidth
Higher texture rate 84.5 GTexel/s vs 36 GTexel/s More than 2.2x higher texture rate
Higher pixel rate 28.2 GPixel/s vs 14.4 GPixel/s More than 95% higher pixel rate
More render output processors 32 vs 16 Twice as many render output processors
More shading units 1,536 vs 768 Twice as many shading units
More texture mapping units 96 vs 40 56 more texture mapping units
More compute units 24 vs 12 Twice as many compute units
Higher memory clock speed 1,375 MHz vs 1,125 MHz More than 20% higher memory clock speed
Wider memory bus 256 bit vs 192 bit Around 35% wider memory bus

Features Key features of the Radeon HD 8750  vs 6970 

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

Radeon HD 8750
108 GB/s
Radeon HD 6970
176 GB/s

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

Radeon HD 8750
14.4 GPixel/s
Radeon HD 6970
28.2 GPixel/s

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

Radeon HD 8750
36 GTexel/s
Radeon HD 6970
84.5 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8750
1,382 GFLOPS
Radeon HD 6970
2,703 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 8750  vs
6970 
GPU brand AMD AMD
GPU name Bonaire PRO Cayman XT
Market Desktop Desktop
Clock speed 900 MHz 880 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 768 1,536
Texture mapping units 40 96
Render output processors 16 32
Compute units 12 24
Pixel rate 14.4 GPixel/s 28.2 GPixel/s
Texture rate 36 GTexel/s 84.5 GTexel/s
Floating-point performance 1,382 GFLOPS 2,703 GFLOPS

memory

Radeon HD 8750  vs
6970 
Memory clock speed 1,125 MHz 1,375 MHz
Effective memory clock speed 4,500 MHz 5,500 MHz
Memory bus 192 bit 256 bit
Memory 2,048 MB 2,048 MB
Memory type GDDR5 GDDR5
Memory bandwidth 108 GB/s 176 GB/s

noise and power

TDP 95W 250W

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