I'd go to the AsRock (mobo maker) website, and check how many SATA cables are included with the motherboard. You need a total of 5 of them to hook up the 1 SSD, 3 HDDs, and the optical drive.
i7-2600k @4.5GHz, Scythe Mugen 2 Rev. B, 8GB DDR3 1600, GIGABYTE Z68XP-UD3P, GeForce 9500GT, PC P&C 610W, Plextor M3 128GB, Hitachi GST 7K3000 x2 & WD Black, ASUS DVD & LG Blu-ray Burners, Win7 Pro x64, CM 932 Case.
HTPC + Media Server: http://www.eggxpert.com/forums/permalink/5855/836221/ShowThread.aspx#836221