Tonymac just released the 2013 CustoMac Buyer's Guide:
http://www.tonymacx86.com/325-building-customac-buyer-s-guide-january-2013.html
It's divided into 14 categories:
1. CustoMac Mini (mini-ITX): Gigabyte GA-H77N-WIFI
2. CustoMac Mini Deluxe (mini-ITX): Gigabyte GA-Z77N-WIFI
3. CustoMac Budget (mATX): Gigabyte GA-B75M-D3P (mATX) or GA-Q77M-D2H (mATX)
4. CustoMac Budget (ATX): Gigabyte GA-Z77-DS3H (ATX)
5. CustoMac Pro (ATX): Gigabyte GA-Z77X-UP5-TH or GA-Z77X-UD5H
6. CustoMac Socket 2011 (E-ATX): Gigabyte GA-X79-UD5
7. Graphics Cards: GeForce GT640, GTX650, GTX6660 Ti, GTX670 Standard, GTX670 Upgraded, GTX680 Standard, GTX680 Upgraded
8. CPUs: Intel 3.3ghz i3-3225, 3.4ghz i5-3570K, 3.4ghz i7-3770, 3.5ghz i7-3770K
9. Motherboards: Gigabyte GA-H77N-WIFI, GA-Z77N-WIFI, GA-B75M-D3P, GA-Q77M-D2H, GA-Z77-DS3H, GA-Z77X-UD5H, GA-Z77X-UP5-TH
10. Drives: Sandisk 120gb/240gb/480gb SSD, Seagate/WD 500gb/1TB HDD
11. CPU Coolers: Thermaltake Frio Air Cooler, Thermaltake Performer 2.0 Water Cooler, Corsair H60 Liquid Cooler
12. Power Supplies: Corsair 500w, 600w, 600w Modular, 750w Modular
13. Cases: Apex MI-008, CoolerMaster Elite 120, Thermaltake Element Q, Silverstone Sugo SG07B, Bitfenix Prodigy, Fractal Design Core 1000, Silverstone PS07, Corsair Carbide 200R/300R/500R/600T
14. Accessories: 8GB USB drive, Sony DVD drive, LG Bluray drive, Apple wired keyboard, Apple Bluetooth wireless keyboard, Logitech K50 wireless keyboard, Logitech K60 Bluetooth mini wireless keyboard, Apple Magic Trackpad, Apple Magic Mouse IOGear Bluetooth 4.0 Adapter, IOGear Bluetooth 2.1 Adapter, TP-Link PCI Express Wifi Adapter, Apple Thunderbolt to Ethernet Adapter, Apple Thunderbolt to Firewire Adapter, Seagate GoFlex FreeAgent Thunderbolt to SATA Adapter, Apple Thunderbolt Cable 0.5m/2m