Aspyr Media today released a free update for QUAKE 4, which updates any previous version of QUAKE 4 to version 1.2 (Universal). This update addresses issues found in both multiplayer and single player since the release of the game, and includes several new multiplayer maps. In addition to the changes and fixes outlined below, this update enables QUAKE 4 to take advantage of the SMP of Intel Core Duo Processors. Players who have computer systems with this processor will notice significant performance gains in QUAKE 4, notes the company. QUAKE 4 is priced at US$49.99.