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Differences What are the advantages of each

Front view of GeForce GT 620

Reasons to consider the
Nvidia GeForce GT 620

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Higher clock speed 700 MHz vs 550 MHz More than 25% higher clock speed
Front view of GeForce GT 240

Reasons to consider the
Nvidia GeForce GT 240

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Higher effective memory clock speed 3,400 MHz vs 1,800 MHz Around 90% higher effective memory clock speed
Higher memory bandwidth 54.4 GB/s vs 14.4 GB/s More than 3.8x higher memory bandwidth

Features Key features of the GeForce GT 620  vs 240 

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

GeForce GT 620
14.4 GB/s
GeForce GT 240
54.4 GB/s

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

GeForce GT 620
2.8 GPixel/s
GeForce GT 240
4.4 GPixel/s

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

GeForce GT 620
11.2 GTexel/s
GeForce GT 240
17.6 GTexel/s

floating point performance How fast the gpu can crunch numbers

GeForce GT 620
268.8 GFLOPS
GeForce GT 240
257.3 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 620  vs
240 
GPU brand Nvidia Nvidia
GPU name GF108 GT215
Market Desktop Desktop
Clock speed 700 MHz 550 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 96 96
Texture mapping units 16 32
Render output processors 4 8
Pixel rate 2.8 GPixel/s 4.4 GPixel/s
Texture rate 11.2 GTexel/s 17.6 GTexel/s
Floating-point performance 268.8 GFLOPS 257.3 GFLOPS

memory

GeForce GT 620  vs
240 
Memory clock speed 900 MHz 850 MHz
Effective memory clock speed 1,800 MHz 3,400 MHz
Memory bus 64 bit 128 bit
Memory 1,024 MB 1,024 MB
Memory type DDR3 GDDR5
Memory bandwidth 14.4 GB/s 54.4 GB/s

noise and power

TDP 49W 69W

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