The latest Stereo Gaming Headset from ROCCAT is named Kulo, is very light (suitable for LAN Parties), and comes with an unique feature: the Automatic Mic-Mute; also, the in-line volume control is very handy. Even if it is an on-ear model, it's confortable even after many hours of use.
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips