Every PC player has his own Dream PC.
Here is my Dream PC in April 2012.
CPU: Intel Core i7-2600K
It is in Intel Sandy Bridge line, 3.4Ghz, quad-core processor with hyperthreading technology.
Graphics Card: Nvidia GeForce GTX570
For mainstream game, it works perfectly.
CASE: CoolerMaster Cosmos II
It is a big and heavy one, 48 pounds, empty
MotherBoard: Intel- Asus P8Z68-V Pro/Gen3
It has four DIMM slots, up to 32GB memory.
PowerSupply: CoolerMaster Silent Pro RSA00-AMBAJ3-US
1000W, 80 Plus.
Memory: No Name 1600Mhz DDR3 8GB
No Name means any brand is OK. Do not choose the cheapest one.
Storage: Western Digital Caviar Blue 1TB
7200RPM,6-gbps SATA interface.