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Differences What are the advantages of each

Front view of Radeon HD 3870 Mac

Reasons to consider the
ATi Radeon HD 3870 Mac

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Higher memory bandwidth 72.06 GB/s vs 9.6 GB/s More than 7.5x higher memory bandwidth
Higher effective memory clock speed 2,252 MHz vs 1,200 MHz Around 90% higher effective memory clock speed
Significantly higher memory clock speed 1,126 MHz vs 600 MHz Around 90% higher memory clock speed
Higher pixel rate 12.43 GPixel/s vs 1.62 GPixel/s Around 7.8x higher pixel rate
Significantly wider memory bus 256 bit vs 64 bit 4x wider memory bus
More render output processors 16 vs 4 12 more render output processors
More shading units 320 vs 48 272 more shading units
Front view of GeForce GT 610

Reasons to consider the
ASUS GeForce GT 610

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More memory 2,048 MB vs 512 MB 4x more memory
Lower TDP 29W vs 106W 3.7x lower TDP

Features Key features of the Radeon HD 3870 Mac  vs GeForce GT 610 

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

Radeon HD 3870 Mac
72.06 GB/s
GeForce GT 610
9.6 GB/s

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

Radeon HD 3870 Mac
12.43 GPixel/s
GeForce GT 610
1.62 GPixel/s

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

Radeon HD 3870 Mac
12.43 GTexel/s
GeForce GT 610
6.48 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 3870 Mac
497.3 GFLOPS
GeForce GT 610
155.52 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

Radeon HD 3870 Mac  vs
GeForce GT 610 
GPU brand ATI Nvidia
GPU name RV670 GF119
Market Desktop Desktop
Clock speed 777 MHz 810 MHz
Is dual GPU No No
Reference card None Nvidia GeForce GT 610 810 MHz 1 GB

raw performance

Shading units 320 48
Texture mapping units 16 8
Render output processors 16 4
Pixel rate 12.43 GPixel/s 1.62 GPixel/s
Texture rate 12.43 GTexel/s 6.48 GTexel/s
Floating-point performance 497.3 GFLOPS 155.52 GFLOPS

memory

Radeon HD 3870 Mac  vs
GeForce GT 610 
Memory clock speed 1,126 MHz 600 MHz
Effective memory clock speed 2,252 MHz 1,200 MHz
Memory bus 256 bit 64 bit
Memory 512 MB 2,048 MB
Memory type GDDR4 DDR3
Memory bandwidth 72.06 GB/s 9.6 GB/s

noise and power

TDP 106W 29W

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