Please take a look at the first 3 World Record SuperPI on AIR section as they are suspicion of false catorized. Those must be on LN2 or extreme cooling to reach those speeds.
1 http://hwbot.org/community/submission/960387_xevipiu_superpi_core_i5_670_7sec_94ms
2 http://hwbot.org/community/submission/774549_garison87_superpi_core_2_e8600_3.33ghz_7sec_740ms
3 http://hwbot.org/community/submission/966659_cyberdyne_superpi_core_2_e8500_3.17ghz_8sec_16ms
Thanks.