主板：ASUS P7P55D Intel P55 Core i5/i7 Socket 1156 PC3-17000 (DDR3-2133) ATX Motherboard
| Packaging | Retail |
| Form Factor | ATX |
| Processor | |
| CPU Type | Core i5/i7 |
| CPU Socket | Socket 1156 |
| Chipset | |
| N. Chipset | Intel P55 |
| Audio chipset | VIA VT1828 |
| Video | |
| Technology Support | CrossFireX/SLI |
| Memory | |
| Memory Type | DDR3 |
| Memory Speed | PC3-17000 (DDR3-2133) |
| Max. Memory | 16GB |
| Memory Slots | 4 |
| Memory Channel Support | Dual Channel |
| Onboard Components | |
| Audio channel | 8 |
| RJ-45 Gigabyte | 1 |
| Expansion Slots | |
| PCI-E 2.0 x16 slots | 2 |
| PCI Slots | 3 |
| Storage | |
| SATA | 6 |
| SATA RAID | 0/1/5/10 |
| I/O Connectors | |
| PS/2 | 2 |
| USB | 8 |
| Firewire/IEEE1394a | 2 |
| S/PDIF Out | Yes (Optional) |
| Audio Ports | 6 |
| Power Connector | 24 Pin |
CPu: INTEL BX80605I5750 I5 2.66 GHz Socket 1156 1MB Desktop Processor Retail
DVD 驱动：Sony Optiarc AD-7240S-0B SATA DVD Burner Black Drive Bulk
GPU: DIAMOND 4850PE31G Radeon HD 4850 1GB GDDR3 PCI Express x16 (2.0v) Video Card Retail
内存：OCZ OCZ3P20004GK 4GB PC3-16000 (DDR3-2000) DDR3 Memory * 2
hard drive:
| HITACHI Deskstar P7K500 0A35415 500GB SATA 7200 RPM 16MB Buffer Hard Drive Bulk | |
系统：windows 7
请问这个好不好啊，还有要买多少的电源才够