Customers looking to utilize quad-core processors in a blade environment should use which of the following power saving options？（）
- AIBM HS21 - Quad-core processor designed for 4-way servers
- BIBM x3850 Server - Quad-core LV processors
- CIBM LS41 - Quad-core processor designed for 4-way servers
- DIBM HS21 - Quad-core LV processor