Blizzard ha svelato i requisiti di sistema per World of Warcraft: Wrath of the Lich King, ecco le specifiche:

Rquisiti di sistema PC:

* OS: Windows XP (Service Pack 3), Windows Vista (Service Pack 1)
* Processor:
o Minimum: Intel Pentium 4 1.3 GHz or AMD Athlon XP 1500+
o Recommended: Dual-core processor, such as the Intel Pentium D or AMD Athlon 64 X2
* Memory:
o Minimum: 512 MB RAM (1GB for Vista users)
o Recommended: 1 GB RAM (2 GB for Vista users)
* Video:
o 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
o 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

Requisiti di sistema MAC:

* OS: Mac OS X 10.4.11 or newer
* Processor:
o Minimum: PowerPC G5 1.6 GHz or Intel Core Duo processor
o Recommended: Intel 1.8GHz processor or better
* Memory:
o Minimum: 1 GB RAM
o Recommended: 2 GB RAM
* Video:
o 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
o 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