More about Fritz 12mike860 wrote:http://www.chesscentral.com/Fritz_12_p/fritz-12.htm
Rated games with a more precise, real-world rating system.
Dial display for how sharp a position is (hotness) plus a special Mate-O-Meter.
Improved spy function shows clear refutations and only direct threats.
Analysis + openings classification revised and improved.
Calculation training improved.
Improved engine management: 4 GB memory for 64-Bit UCI engines, CPU display and simple settings for multi engines.
Evaluation profile optionally as non-linear display (as at the Chess Classic in Mainz).
New Fritz engine: even stronger!
New openings book by Alex Kure
Twelve hours chess tutorial videos with international trainers and world class players
Updated database of 1.5 million games from 1625 to 2009
http://www.wholesalechess.com/chess/fritz_12