Re:Nvidia CEO Introduces Nvidia Ampere Architecture, Nvidia ...
by hodgesrm on Thursday May 14, 2020 @06:47PM
(#23186531)
> Technically, it makes sense. If I type a list comprehension in Python, it would run at higher speed and lower power on a SIMD or MIMD platform.
That assumes the operations, data types, and data arrangement are such that they are vectorizable. In databases at least this kind of optimization is typically done by hand because there are so many constraints. You can't just turn on a flag in the code and make it happen automatically. [1]
That assumes the operations, data types, and data arrangement are such that they are vectorizable. In databases at least this kind of optimization is typically done by hand because there are so many constraints. You can't just turn on a flag in the code and make it happen automatically. [1]
[1] https://www.vldb.org/pvldb/vol11/p2209-kersten.pdf