if I had $4000 to spend on a PC, I would've went with 2 GTX 680's and 32GB RAM :P (along with a H110 watercooler if i could squeeze it in that budget)
__________________ Gaming rig: AMD Phenom II x6 1100T @ 4.4Ghz | 16GB 1600Mhz Crucial RAM | Gigabyte Radeon HD 7850 OC 2GB | Gigabyte 990XA-UD3 | OCZ Agility 3 60GB Wife's rig: 2x Xeon E5335 @ 2Ghz (8C/8T) | 24GB DDR2 RAM | ASUS GTS 450 1GB | HP OEM Socket 771 Motherboard | 4x Seagate ST9900805SS RAID0 D3 BT - Crispe#2349 (EU) - add me! :)  |