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Differences What are the advantages of each

Front view of GeForce GT 730

Reasons to consider the
Nvidia GeForce GT 730

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Much higher effective memory clock speed 5,012 MHz vs 1,800 MHz More than 2.8x higher effective memory clock speed
Higher memory bandwidth 40.1 GB/s vs 14.4 GB/s More than 2.8x higher memory bandwidth
Significantly higher memory clock speed 1,253 MHz vs 900 MHz Around 40% higher memory clock speed
Front view of GeForce GT 630 PCIe x8

Reasons to consider the
Nvidia GeForce GT 630 PCIe x8

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More memory 2,048 MB vs 1,024 MB 2x more memory

Features Key features of the GeForce GT 730  vs 630 PCIe x8 

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

GeForce GT 730
7.22 GPixel/s
GeForce GT 630 PCIe x8
7.22 GPixel/s

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

GeForce GT 730
14.43 GTexel/s
GeForce GT 630 PCIe x8
14.43 GTexel/s

floating point performance How fast the gpu can crunch numbers

GeForce GT 730
692.7 GFLOPS
GeForce GT 630 PCIe x8
692.7 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

gpu

GeForce GT 730  vs
630 PCIe x8 
GPU brand Nvidia Nvidia
GPU name GK117 GK208
Market Desktop Desktop
Clock speed 902 MHz 902 MHz
Is dual GPU No No
Reference card Nvidia GeForce GT 730 700 MHz 1 GB None

raw performance

Shading units 384 384
Texture mapping units 16 16
Render output processors 8 8
Pixel rate 7.22 GPixel/s 7.22 GPixel/s
Texture rate 14.43 GTexel/s 14.43 GTexel/s
Floating-point performance 692.7 GFLOPS 692.7 GFLOPS

memory

GeForce GT 730  vs
630 PCIe x8 
Memory clock speed 1,253 MHz 900 MHz
Effective memory clock speed 5,012 MHz 1,800 MHz
Memory bus 64 bit 64 bit
Memory 1,024 MB 2,048 MB
Memory type GDDR5 DDR3
Memory bandwidth 40.1 GB/s 14.4 GB/s

noise and power

TDP 38W 25W

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