Today, Blizzard announced the system requirements for World of Warcraft: Wrath of the Lich King. Check it out and make sure your computer can run WotLK smoothly.

PC System Requirements

OS: Windows XP (Service Pack 3), Windows Vista (Service Pack 1)

Processor:

Minimum: Intel Pentium 4 1.3 GHz or AMD Athlon XP 1500+

Recommended: Dual-core processor, such as the Intel Pentium D or AMD Athlon 64 X2

Memory:

Minimum: 512 MB RAM (1GB for Vista users)

Recommended: 1 GB RAM (2 GB for Vista users)

Video:

Minimum: 3D graphics processor with Hardware Transform and Lighting with 32 MB VRAM
Such as an ATI Radeon 7200 or NVIDIA GeForce 2 class card or better

Recommended: 3D graphics processor with Vertex and Pixel Shader capability with 128 MB VRAM
Such as an ATI Radeon X1600 or NVIDIA GeForce 7600 GT class card or better

Sound: DirectX-compatible sound card or motherboard sound capability

Mac System Requirements

OS: Mac OS X 10.4.11 or newer

Processor:

Minimum: PowerPC G5 1.6 GHz or Intel Core Duo processor

Recommended: Intel 1.8GHz processor or better

Memory:

Minimum: 1 GB RAM

Recommended: 2 GB RAM

Video:

Minimum: 3D graphics processor with Hardware Transform and Lighting with 64 MB VRAM
Such as an ATI Radeon 9600 or NVIDIA GeForce Ti 4600 class card or better

Recommended: 3D graphics processor with Vertex and Pixel Shader capability with 128 MB VRAM
Such as an ATI Radeon X1600 or NVIDIA 7600 class card or better

All Platforms:

Controls: A keyboard and mouse are required. Input devices other than a mouse and keyboard are not supported.

Connectivity: You must have an active broadband Internet connection to play.

Mouse: Multi-button mouse with scroll wheel recommended.

Hard Drive: 15 GB free hard drive space

Clearly, compared with The Burning Crusade, these system requirements are higher. Next page is the system requirements for TBC.