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Differences What are the advantages of each

Front view of Radeon RX 455

Reasons to consider the
AMD Radeon RX 455

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Higher memory bandwidth 104 GB/s vs 48.06 GB/s Around 2.2x higher memory bandwidth
More shading units 768 vs 384 Twice as many shading units
More texture mapping units 48 vs 24 Twice as many texture mapping units
More render output processors 16 vs 8 Twice as many render output processors
Higher memory clock speed 1,625 MHz vs 1,502 MHz Around 10% higher memory clock speed
Front view of GeForce GT 1030

Reasons to consider the
Nvidia GeForce GT 1030

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Higher clock speed 1,227 MHz vs 1,050 MHz More than 15% higher clock speed
Lower TDP 30W vs 100W 3.3x lower TDP

Features Key features of the Radeon RX 455  vs GeForce GT 1030 

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

Radeon RX 455
104 GB/s
GeForce GT 1030
48.06 GB/s

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

Radeon RX 455
16.8 GPixel/s
GeForce GT 1030
11.74 GPixel/s

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

Radeon RX 455
50.4 GTexel/s
GeForce GT 1030
35.23 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon RX 455
1,612.8 GFLOPS
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

Radeon RX 455  vs
GeForce GT 1030 
GPU brand AMD Nvidia
GPU name Tobago GP108
Clock speed 1,050 MHz 1,227 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 768 384
Texture mapping units 48 24
Render output processors 16 8
Pixel rate 16.8 GPixel/s 11.74 GPixel/s
Texture rate 50.4 GTexel/s 35.23 GTexel/s
Floating-point performance 1,612.8 GFLOPS 1,127 GFLOPS

memory

Radeon RX 455  vs
GeForce GT 1030 
Memory clock speed 1,625 MHz 1,502 MHz
Effective memory clock speed 6,500 MHz 6,008 MHz
Memory bus 128 bit 64 bit
Memory 2,048 MB 2,048 MB
Memory type GDDR5 GDDR5
Memory bandwidth 104 GB/s 48.06 GB/s

noise and power

TDP 100W 30W

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