GeForce GT 640 vs GeForce GT 520

GeForce GT 640 vs GeForce GT 520:

'via Blog this'

Now this is a cool site.

Reasons to consider the Leadtek GeForce GT 640
Higher clock speed	902 MHz	vs	810 MHz	More than 10% higher clock speed
Better passmark score	1,307	vs	361	More than 3.5x better passmark score
Better floating-point performance	692.7 GFLOPS	vs	155.5 GFLOPS	Around 4.5x better floating-point performance
More render output processors	16	vs	2	14 more render output processors
Higher texture rate	28.9 GTexel/s	vs	6.48 GTexel/s	Around 4.5x higher texture rate
Higher pixel rate	7.22 GPixel/s	vs	1.62 GPixel/s	Around 4.5x higher pixel rate
More texture mapping units	32	vs	8	24 more texture mapping units
More shading units	384	vs	48	336 more shading units
Wider memory bus	128 bit	vs	64 bit	2x wider memory bus