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Differences What are the advantages of each

Front view of Radeon HD 6830M

Reasons to consider the
AMD Radeon HD 6830M

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Lower TDP 39W vs 86W 2.2x lower TDP
Front view of Radeon HD 5750

Reasons to consider the
XFX Radeon HD 5750

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Significantly higher effective memory clock speed 4,600 MHz vs 1,600 MHz Around 3x higher effective memory clock speed
Higher clock speed 700 MHz vs 575 MHz More than 20% higher clock speed
Higher memory bandwidth 73.6 GB/s vs 25.6 GB/s More than 2.8x higher memory bandwidth
Higher memory clock speed 1,150 MHz vs 800 MHz Around 45% higher memory clock speed

Features Key features of the Radeon HD 6830M  vs 5750 

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

Radeon HD 6830M
25.6 GB/s
Radeon HD 5750
73.6 GB/s

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

Radeon HD 6830M
9.2 GPixel/s
Radeon HD 5750
11.2 GPixel/s

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

Radeon HD 6830M
23 GTexel/s
Radeon HD 5750
25.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6830M
Radeon HD 5750
1,008 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 6830M  vs
GPU name Granville Juniper
Market Laptop Desktop
Clock speed 575 MHz 700 MHz
Is dual GPU No No
Reference card None ATi Radeon HD 5750 700 MHz 1 GB

raw performance

Shading units 800 720
Texture mapping units 40 36
Render output processors 16 16
Compute units 10 9
Pixel rate 9.2 GPixel/s 11.2 GPixel/s
Texture rate 23 GTexel/s 25.2 GTexel/s
Floating-point performance 920 GFLOPS 1,008 GFLOPS


Radeon HD 6830M  vs
Memory clock speed 800 MHz 1,150 MHz
Effective memory clock speed 1,600 MHz 4,600 MHz
Memory bus 128 bit 128 bit
Memory 1,024 MB 1,024 MB
Memory type DDR3 GDDR5
Memory bandwidth 25.6 GB/s 73.6 GB/s

noise and power

TDP 39W 86W


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