I only have 5k so I am limited with my build but I am completely open to new ideas. This is my plan so far for a high availability database server. 3x Adaptec Serial Attached SCSI 44300http://www.adaptec.com/en-US/products/sas/host/SAS-44300/ 6x Fujitsu MAX3073RC 74GB 15,000 RPM 16MB Cache Serial Attached SCSI (SAS) Hard Drive TYAN S2895UA2NRF Dual Socket 940 NVIDIA nForce4 Professional SSI EEB 3.5 Server Motherboard 2X AMD Dual-Core Opteron 275 Italy 1000MHz HT 2 x 1MB L2 Cache Socket 940 Processor CORSAIR XMS 2GB (2 x 1GB) 184-Pin DDR SDRAM ECC Registered DDR 400 (PC 3200) Dual Channel I am going to take the drives and connect two to each adaptec scsi card configured in RAID 1. 0/1 Operating System and SQL Binaries 2/3 Databases 4/5 Transaction Logs and Temp DB What are the pros and cons of this config and should I try something different. Thanks for your help.