Motherboard for quad core

I am planning to upgrad my comp to quad core which are the best boards

Following is the small list of the motherboards that supports quad core:

• Intel DG31PR LGA775 Micro ATX Intel Core2 Quad Motherboard
• Asus P5Q-EM Intel G45 Core 2 Quad/Core 2 Extreme motherboard
• Asus P5Q-E Intel P45 Core 2 Quad/Core 2 Extreme motherboard
• Asus M4A79T Deluxe ATX DDR3 AMD Motherboard
• Msi Computer P45 Neo3-FR ATX Motherboard for Intel Core 2 Extreme/ Core 2 Quad

Hope this will help.

what about the Asus P5Q-EM Intel G45 Core 2 Quad/Core 2 Extreme motherboard v.s. /asus p5n32-e sli