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Differences What are the advantages of each

Front view of Mobility Radeon HD 4670 Mac

Reasons to consider the
ATi Mobility Radeon HD 4670 Mac

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Slightly more texture mapping units 32 vs 24 8 more texture mapping units
Slightly wider memory bus 128 bit vs 64 bit 2x wider memory bus
Front view of GeForce GT 1030

Reasons to consider the
Nvidia GeForce GT 1030

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Much higher clock speed 1,227 MHz vs 680 MHz More than 80% higher clock speed
Much higher effective memory clock speed 6,008 MHz vs 1,580 MHz More than 3.8x higher effective memory clock speed
More memory 2,048 MB vs 256 MB 8x more memory
Significantly higher memory clock speed 1,502 MHz vs 790 MHz More than 90% higher memory clock speed

Features Key features of the Mobility Radeon HD 4670 Mac  vs GeForce GT 1030 

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 1030
11.74 GPixel/s

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

GeForce GT 1030
35.23 GTexel/s

floating point performance How fast the gpu can crunch numbers

GeForce GT 1030
1,127 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

Mobility Radeon HD 4670 Mac  vs
GeForce GT 1030 
GPU brand ATI Nvidia
GPU name M96 GP108
Clock speed 680 MHz 1,227 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 320 384
Texture mapping units 32 24
Render output processors 8 8
Pixel rate 5.44 GPixel/s 11.74 GPixel/s
Texture rate 21.76 GTexel/s 35.23 GTexel/s
Floating-point performance 435.2 GFLOPS 1,127 GFLOPS

memory

Mobility Radeon HD 4670 Mac  vs
GeForce GT 1030 
Memory clock speed 790 MHz 1,502 MHz
Effective memory clock speed 1,580 MHz 6,008 MHz
Memory bus 128 bit 64 bit
Memory 256 MB 2,048 MB
Memory type GDDR3 GDDR5
Memory bandwidth 25.28 GB/s 48.06 GB/s

noise and power

TDP 35W 30W

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