HP Pavillion E9120Y REFURB $549.99 + SH or instore pickup at frys.

Link at Frys

Highlights for me are:

8GB DDR3 RAM
Blu-ray Player
1 TB HDD
Phenom II X4
802.11n adapter included
eligible for Windows 7 upgrade

from the Buy.com specs ($50 more free ship)
Processor Type: Phenom II X4
Processor Clock Speed: 2.6 GHz
Cache Memory Installed Size: 6 MB
Mainboard Chipset Type: NVidia GeForce 9100
RAM Installed Size: 8 GB
Storage Controller Type: Serial ATA-300
Hard Drive Capacity: 1 TB
Graphics Controller: ATI Radeon HD 4350
Width: 7.10 Inch
Depth: 16.90 Inch
Height: 15.80 Inch
Mainboard Chipset Type: NVidia GeForce 9100
Processor Type: Phenom II X4
Processor Manufacturer: AMD
Processor Number: 910
Cache Memory Type: L3 cache
Cache Memory Installed Size: 6 MB
RAM Technology: DDR3 SDRAM
RAM Installed Size: 8 GB
RAM Max Supported Size: 16 GB
Hard Drive Capacity: 1 TB
Hard Drive Interface Type: Serial ATA
Hard Drive Spindle Speed: 5400 Rpm
Storage Controller Type: Serial ATA-300
Optical Storage Type: Blu-ray drive; dual-layer DVD burner
Graphics Controller: ATI Radeon HD 4350
Data Link Protocol: Ethernet; IEEE 802.11a; IEEE 802.11b; IEEE 802.11g; IEEE 802.11n; Fast Ethernet
Operating System: Windows Vista Home Premium with Windows Media Center
Warranty: 90 Days