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Differences What are the advantages of each

Front view of GeForce GTS 450

Reasons to consider the
Nvidia GeForce GTS 450

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Slightly higher clock speed 783 MHz vs 719 MHz Around 10% higher clock speed
More render output processors 16 vs 8 Twice as many render output processors
Front view of GeForce GT 730A

Reasons to consider the
Nvidia GeForce GT 730A

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Slightly more memory 2,048 MB vs 1,024 MB 2x more memory
Higher memory clock speed 900 MHz vs 700 MHz Around 30% higher memory clock speed
Lower TDP 33W vs 106W 3.2x lower TDP

Features Key features of the GeForce GTS 450  vs GT 730A 

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

GeForce GTS 450
22.4 GB/s
GeForce GT 730A
28.8 GB/s

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

GeForce GTS 450
4.7 GPixel/s
GeForce GT 730A
5.75 GPixel/s

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

GeForce GTS 450
18.79 GTexel/s
GeForce GT 730A
14.38 GTexel/s

floating point performance How fast the gpu can crunch numbers

GeForce GTS 450
GeForce GT 730A
552.2 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


GeForce GTS 450  vs
GT 730A 
GPU brand Nvidia Nvidia
GPU name GF116 GK208
Market Desktop Laptop
Clock speed 783 MHz 719 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 144 384
Texture mapping units 24 20
Render output processors 16 8
Pixel rate 4.7 GPixel/s 5.75 GPixel/s
Texture rate 18.79 GTexel/s 14.38 GTexel/s
Floating-point performance 451 GFLOPS 552.2 GFLOPS


GeForce GTS 450  vs
GT 730A 
Memory clock speed 700 MHz 900 MHz
Effective memory clock speed 1,400 MHz 1,800 MHz
Memory bus 128 bit 128 bit
Memory 1,024 MB 2,048 MB
Memory type DDR3 DDR3
Memory bandwidth 22.4 GB/s 28.8 GB/s

noise and power

TDP 106W 33W


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