Force.com IDE now 64-bit!
Great news for anyone running 64-bit, with the Winter ’11 release of the Force.com IDE you can now download choose whether to run 32 or 64-bit. You have the choice to download either the standalone installer or you can download a 64-bit version of eclipse and then manually install the IDE.
The Winter ’11 release now supports eclipse version 3.6.1 (Helios) which is a step forward – nice work salesforce IDE team! Check out the link below for all Force.com IDE installation options: