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Differences What are the advantages of each

Front view of Radeon HD 3730

Reasons to consider the
ATi Radeon HD 3730

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Higher clock speed 722 MHz vs 506 MHz Around 45% higher clock speed
Front view of GeForce GT 220

Reasons to consider the
Nvidia GeForce GT 220

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Higher effective memory clock speed 1,400 MHz vs 792 MHz More than 75% higher effective memory clock speed
Higher memory clock speed 700 MHz vs 396 MHz More than 75% higher memory clock speed

Features Key features of the Radeon HD 3730  vs GeForce GT 220 

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

Radeon HD 3730
12.67 GB/s
GeForce GT 220
22.4 GB/s

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

Radeon HD 3730
2.89 GPixel/s
GeForce GT 220
4.05 GPixel/s

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

Radeon HD 3730
5.78 GTexel/s
GeForce GT 220
8.1 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 3730
173.3 GFLOPS
GeForce GT 220
97.15 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 3730  vs
GeForce GT 220 
GPU brand ATI Nvidia
GPU name RV635 GT215
Market Desktop Desktop
Clock speed 722 MHz 506 MHz
Is dual GPU No No
Reference card None Nvidia GeForce GT 220 600 MHz 1 GB

raw performance

Shading units 120 48
Texture mapping units 8 16
Render output processors 4 8
Pixel rate 2.89 GPixel/s 4.05 GPixel/s
Texture rate 5.78 GTexel/s 8.1 GTexel/s
Floating-point performance 173.3 GFLOPS 97.15 GFLOPS


Radeon HD 3730  vs
GeForce GT 220 
Memory clock speed 396 MHz 700 MHz
Effective memory clock speed 792 MHz 1,400 MHz
Memory bus 128 bit 128 bit
Memory 512 MB 512 MB
Memory type DDR2 GDDR3
Memory bandwidth 12.67 GB/s 22.4 GB/s

noise and power

TDP 65W 58W


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