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Differences What are the advantages of each

Front view of Radeon HD 3850 AGP

Reasons to consider the
HIS Radeon HD 3850 AGP

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Higher clock speed 720 MHz vs 450 MHz 60% higher clock speed
Higher effective memory clock speed 1,820 MHz vs 1,100 MHz More than 65% higher effective memory clock speed
Higher memory bandwidth 58.24 GB/s vs 35.2 GB/s More than 65% higher memory bandwidth
Significantly higher memory clock speed 910 MHz vs 550 MHz More than 65% higher memory clock speed
Front view of GeForce 6800 Ultra Extreme AGP

Reasons to consider the
Nvidia GeForce 6800 Ultra Extreme AGP

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GPUBoss is not aware of any important advantages of the Nvidia GeForce 6800 Ultra Extreme AGP vs the HIS Radeon HD 3850 AGP.

Features Key features of the Radeon HD 3850 AGP  vs GeForce 6800 Ultra Extreme AGP 

effective memory clock speed Frequency at which memory can be read from and written to

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

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

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

render output processors GPU commponents responsible for transform pixels as they flow between memory buffers

Specifications Full list of technical specs

gpu

Radeon HD 3850 AGP  vs
GeForce 6800 Ultra Extreme AGP 
GPU brand ATI Nvidia
GPU name RV670 NV40
Market Desktop Desktop
Clock speed 720 MHz 450 MHz
Is dual GPU No No
Reference card ATi Radeon HD 3850 AGP 668 MHz 512 MB None

raw performance

Texture mapping units 16 16
Render output processors 16 16
Pixel rate 11.52 GPixel/s 7.2 GPixel/s
Texture rate 11.52 GTexel/s 7.2 GTexel/s

memory

Radeon HD 3850 AGP  vs
GeForce 6800 Ultra Extreme AGP 
Memory clock speed 910 MHz 550 MHz
Effective memory clock speed 1,820 MHz 1,100 MHz
Memory bus 256 bit 256 bit
Memory 512 MB 256 MB
Memory type GDDR3 GDDR3
Memory bandwidth 58.24 GB/s 35.2 GB/s

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