HWBOT is running a competition on one of the most popular 3D benchmarks ever, 3DMARK2001SE. There are three stages in this competition based on 200 & 500 series Nvidia cards as well as ATI category. Motherboard platform is GIGABYTE P67 & Z68 Sandy Bridge with prizes in all categories for the awesome new Z68X-UD3H.
Check out the full range of Z68 series GIGABYTE boards here: http://www.gigabyte.com/microsite/279/images/mb-z68-models.html.
Competition link: http://hwbot.org/competition/gbt_super_tuner.