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Differences What are the advantages of each

Front view of Radeon HD 7850

Reasons to consider the
AMD Radeon HD 7850

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Significantly higher clock speed 860 MHz vs 443 MHz Around 95% higher clock speed
Higher pixel rate 27.52 GPixel/s vs 3.54 GPixel/s More than 7.8x higher pixel rate
Better floating-point performance 1,761.3 GFLOPS vs 283.5 GFLOPS Around 6.2x better floating-point performance
More render output processors 32 vs 8 24 more render output processors
Higher texture rate 55 GTexel/s vs 7.09 GTexel/s More than 7.8x higher texture rate
More texture mapping units 64 vs 16 48 more texture mapping units
More shading units 1,024 vs 320 704 more shading units
More compute units 16 vs 4 12 more compute units
Front view of Radeon HD 6530D IGP

Reasons to consider the
IGP Radeon HD 6530D IGP

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Lower TDP 65W vs 130W 2x lower TDP

Features Key features of the Radeon HD 7850  vs 6530D IGP 

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

Radeon HD 7850
27.52 GPixel/s
Radeon HD 6530D IGP
3.54 GPixel/s

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

Radeon HD 7850
55 GTexel/s
Radeon HD 6530D IGP
7.09 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 7850
1,761.3 GFLOPS
Radeon HD 6530D IGP
283.5 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

compute units Discrete cores within the GPU

Specifications Full list of technical specs

gpu

Radeon HD 7850  vs
6530D IGP 
GPU brand AMD AMD
GPU name Pitcairn PRO BeaverCreek
Clock speed 860 MHz 443 MHz
Is dual GPU No No
Reference card None None

noise and power

TDP 130W 65W

raw performance

Radeon HD 7850  vs
6530D IGP 
Shading units 1,024 320
Texture mapping units 64 16
Render output processors 32 8
Compute units 16 4
Pixel rate 27.52 GPixel/s 3.54 GPixel/s
Texture rate 55 GTexel/s 7.09 GTexel/s
Floating-point performance 1,761.3 GFLOPS 283.5 GFLOPS

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