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Differences What are the advantages of each

Front view of Radeon E4690 PCIe

Reasons to consider the
Generic Radeon E4690 PCIe

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Slightly more texture mapping units 32 vs 16 Twice as many texture mapping units
Slightly more shading units 320 vs 96 224 more shading units
Slightly more render output processors 8 vs 4 Twice as many render output processors
Slightly wider memory bus 128 bit vs 64 bit 2x wider memory bus
Slightly lower TDP 30W vs 49W Around 40% lower TDP
Front view of GeForce GT 430

Reasons to consider the
Nvidia GeForce GT 430

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Higher clock speed 700 MHz vs 600 MHz More than 15% higher clock speed
Slightly higher memory clock speed 800 MHz vs 700 MHz Around 15% higher memory clock speed

Features Key features of the Radeon E4690 PCIe  vs GeForce GT 430 

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

Radeon E4690 PCIe
22.4 GB/s
GeForce GT 430
12.8 GB/s

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

Radeon E4690 PCIe
4.8 GPixel/s
GeForce GT 430
2.8 GPixel/s

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

Radeon E4690 PCIe
19.2 GTexel/s
GeForce GT 430
11.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon E4690 PCIe
GeForce GT 430
268.8 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 E4690 PCIe  vs
GeForce GT 430 
GPU brand ATI Nvidia
GPU name RV730 GF108
Market Laptop Desktop
Clock speed 600 MHz 700 MHz
Is dual GPU No No
Reference card ATi Radeon E4690 PCIe 600 MHz 512 MB None

raw performance

Shading units 320 96
Texture mapping units 32 16
Render output processors 8 4
Pixel rate 4.8 GPixel/s 2.8 GPixel/s
Texture rate 19.2 GTexel/s 11.2 GTexel/s
Floating-point performance 384 GFLOPS 268.8 GFLOPS


Radeon E4690 PCIe  vs
GeForce GT 430 
Memory clock speed 700 MHz 800 MHz
Effective memory clock speed 1,400 MHz 1,600 MHz
Memory bus 128 bit 64 bit
Memory 512 MB 512 MB
Memory type GDDR3 DDR3
Memory bandwidth 22.4 GB/s 12.8 GB/s

noise and power

TDP 30W 49W


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