frys B&M has this
HP p6130f Desktop PC AMD Phenom X4 9750 Processor with 8GB & 750GB HD Eligible for free Windows 7 Upgrade for $300 available only in stores or for store pickup YMMV.
SPECIFICATIONS
Model # HP p6130f
OPERATING SYSTEM Genuine Windows VistaŽ Home Premium 64-bit edition - delivers premier performance, reliability, and enhanced security
PROCESSOR AMD Phenom X4 9750
PROCESSOR SPEED 2.40GHz
CHIPSET NVIDIA GeForce 9100
CACHE 2MB L2 Cache + 2MB shared L3
BUS SPEED 3600MHz System Bus
MEMORY 8GB PC2-6400 DDR2 SDRAM memory (4x2048MB for ultimate performance) (expandable to 16GB)
HARD DRIVE 750GB 7200RPM Serial ATA hard drive
OPTICAL DRIVE(S) SuperMulti DVD Burner with LightScribe Technology(6) Write: 16x max DVD?R, 12x max DVD?R DL, 8x max DVD+RW, 6x max DVD-RW, 12x max DVD-RAM, 40x max CD-R, 32x max CD-RW. Read: 16x max DVD-ROM, 40x CD-ROM(6)
VIDEO GRAPHICS NVIDIA GeForce 9100 Graphics with 256MB intregrated shared graphics memory. Up to 1407MB Total Available Graphics Memory as allocated by Windows VistaŽ
Wireless Networking: Wireless LAN 802.11a/b/g/n
NETWORK INTERFACE 10/100/1000Base-T network interface
SOUND : High Definition Audio, 8 speaker configurable
MEMORY SLOTS 4 DIMM (240-pin, DDR2) (occupied)
EXPANSION SLOTS 3 PCI Express x1 (two available), 1 PCI Express x16 (one available)
EXPANSION BAYS 2 external 5.25" (one available), 1 external 3.5" (one available), 2 internal 3.5" (one available)
EXTERNAL PORTS Front panel 15-in-1 memory card reader: supports SmartMedia, xD, MultiMedia Card, Secure Digital (SD), Mini Secure Digital, Compact Flash I, Compact Flash II, IBM Microdrive, Memory Stick, Memory Stick Pro, Memory Stick Duo, Memory Stick Pro Duo, RSMMC, MMC Mobile, MMC+, 4 USB 2.0 ports (Back), 2 USB 2.0 (Front), 1 FireWireŽ (IEEE 1394) port(s) (Back), Headphone; Microphone (Front), 2 PS/2; Digital Audio Out; LAN; Microphone/Line-in/Line-out; Rear speaker-out; Side speaker out; Center (subwoofer) (Back), VGA-out (Back), DVI-D Out (Back)
MOUSE AND KEYBOARD HP USB optical mouse, HP USB keyboard
HP Phenom X4 9750 2.4GHZ Quad Processor 8GB Ram 750 GB HD $300 
