Snow Leopard's Grand Central, Open CL boost app by 50%
appleinsider.com/articles/09/09/17/snow_leopards_grand_central_open_cl_boost_app_by_50
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
A developer reports seeing a 50% jump in real world performance after adding initial support for two new Snow Leopard technologies: Grand Central Dispatch and Open CL.