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Differences What are the advantages of each

Front view of Radeon HD 6450

Reasons to consider the
AMD Radeon HD 6450

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Significantly higher effective memory clock speed 3,200 MHz vs 800 MHz 4x higher effective memory clock speed
Higher clock speed 625 MHz vs 540 MHz More than 15% higher clock speed
Higher memory bandwidth 25.6 GB/s vs 6.4 GB/s More than 4x higher memory bandwidth
Significantly higher memory clock speed 800 MHz vs 400 MHz 2x higher memory clock speed
Slightly lower TDP 18W vs 35W Around 50% lower TDP
Front view of GeForce G100

Reasons to consider the
Nvidia GeForce G100

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GPUBoss is not aware of any important advantages of the Nvidia GeForce G100 vs the AMD Radeon HD 6450.

Features Key features of the Radeon HD 6450  vs GeForce G100 

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

Radeon HD 6450
25.6 GB/s
GeForce G100
6.4 GB/s

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

Radeon HD 6450
2.5 GPixel/s
GeForce G100
2.16 GPixel/s

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

Radeon HD 6450
5 GTexel/s
GeForce G100
4.32 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6450
200 GFLOPS
GeForce G100
20.8 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 6450  vs
GeForce G100 
GPU brand AMD Nvidia
GPU name Caicos PRO G98
Market Desktop Desktop
Clock speed 625 MHz 540 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 160 8
Texture mapping units 8 8
Render output processors 4 4
Pixel rate 2.5 GPixel/s 2.16 GPixel/s
Texture rate 5 GTexel/s 4.32 GTexel/s
Floating-point performance 200 GFLOPS 20.8 GFLOPS

memory

Radeon HD 6450  vs
GeForce G100 
Memory clock speed 800 MHz 400 MHz
Effective memory clock speed 3,200 MHz 800 MHz
Memory bus 64 bit 64 bit
Memory 512 MB 256 MB
Memory type GDDR5 DDR2
Memory bandwidth 25.6 GB/s 6.4 GB/s

noise and power

TDP 18W 35W

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