The Burning Crusade System Requirements:

http://www.worldofwarcraft.com/bur [...] q.html#sys

PC System Requirements

* OS: Windows 2000 (Service Pack 4); Windows XP (Service Pack 2)
* Processor: Intel Pentium3 800MHz or AMD Duron 800MHz
* Memory:
o 512 MB RAM,
o 1GB RAM is recommended
* Video:
o Minimum: 32MB 3D graphics processor with Hardware Transform and Lighting, such as an NVIDIA GeForce 2 class card or above.
o Recommended: 64MB VRAM 3D graphics processor with Vertex and Pixel Shader capability, such as an NVIDIA GeForce FX 5700 class card or above.
* Sound: DirectX compatible sound card

Mac System Requirements

* OS: Mac OS X 10.3.9 or newer required
* Processor:
o 933MHz G4/G5 processor,
o 1.8GHz G5/Intel or better recommended
* RAM:
o 512MB RAM,
o 1GB DDR RAM is recommended
* Video:
o NVIDIA or ATI graphics processor with 32MB VRAM,
o 64MB VRAM recommended
* Controls: A keyboard and mouse are required. Input devices other than a mouse and keyboard are not supported

All Platforms

* Connectivity:You must have an active broadband internet connection to play.
* Mouse: Multi-button mouse with scroll wheel recommended.

Note: System Requirements are subject to change.

just giving everyone a heads up on what they will need in order to run the X-Pac