Cast your vote Do you agree or disagree with GPUBoss?

Thanks for adding your opinion. Follow us on Facebook to stay up to date with the latest news!

Differences What are the advantages of each

Front view of Radeon HD 7330M

Reasons to consider the
AMD Radeon HD 7330M

Report a correction
Significantly lower TDP 5W vs 130W 26x lower TDP
Front view of GeForce GTX 660

Reasons to consider the
Nvidia GeForce GTX 660

Report a correction
Significantly higher clock speed 823 MHz vs 500 MHz Around 65% higher clock speed
Significantly higher effective memory clock speed 5,600 MHz vs 1,600 MHz 3.5x higher effective memory clock speed
Significantly higher memory bandwidth 179.2 GB/s vs 12.8 GB/s Around 14x higher memory bandwidth
Better floating-point performance 1,896.2 GFLOPS vs 80 GFLOPS Around 23.8x better floating-point performance
Higher texture rate 79 GTexel/s vs 4 GTexel/s 19.8x higher texture rate
Significantly more texture mapping units 96 vs 8 88 more texture mapping units
Significantly more render output processors 32 vs 4 28 more render output processors
Higher pixel rate 19.75 GPixel/s vs 2 GPixel/s Around 10x higher pixel rate
Slightly more memory 2,048 MB vs 1,024 MB 2x more memory
More shading units 1,152 vs 80 1072 more shading units
Significantly higher memory clock speed 1,400 MHz vs 800 MHz 75% higher memory clock speed
Wider memory bus 256 bit vs 64 bit 4x wider memory bus

Features Key features of the Radeon HD 7330M  vs GeForce GTX 660 

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

Radeon HD 7330M
12.8 GB/s
GeForce GTX 660
179.2 GB/s

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

Radeon HD 7330M
2 GPixel/s
GeForce GTX 660
19.75 GPixel/s

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

Radeon HD 7330M
4 GTexel/s
GeForce GTX 660
79 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 7330M
GeForce GTX 660
1,896.2 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


Radeon HD 7330M  vs
GeForce GTX 660 
GPU brand AMD Nvidia
GPU name Robson GK104
Market Laptop Desktop
Clock speed 500 MHz 823 MHz
Is dual GPU No No
Reference card None Nvidia GeForce GTX 660 980 MHz 2 GB

raw performance

Shading units 80 1,152
Texture mapping units 8 96
Render output processors 4 32
Pixel rate 2 GPixel/s 19.75 GPixel/s
Texture rate 4 GTexel/s 79 GTexel/s
Floating-point performance 80 GFLOPS 1,896.2 GFLOPS


Radeon HD 7330M  vs
GeForce GTX 660 
Memory clock speed 800 MHz 1,400 MHz
Effective memory clock speed 1,600 MHz 5,600 MHz
Memory bus 64 bit 256 bit
Memory 1,024 MB 2,048 MB
Memory type DDR3 GDDR5
Memory bandwidth 12.8 GB/s 179.2 GB/s

noise and power

TDP 5W 130W

Read more


comments powered by Disqus