HP Z400 ZB3.2 1000G 4G Win7 Pro 64-bit WS , Intel Xeon W3565 3.20 8MB/1066 QC CPU, 1000GB HDD SATA 7200, 4GB (2x2GB) DDR3-1333, 16X DVD+-RW SM SATA, HP No Option, Win 7 Professional 64, USB Laser Scroll
HP Z400 ZB3.06 1000G 4G Win7 Pro 64-bit WS , Intel Xeon W3550 3.06 8MB/1066 QC CPU, 1000GB HDD SATA 7200, 4GB (2x2GB) DDR3-1333, 16X DVD+-RW SM SATA, HP No Option, Win 7 Professional 64, USB Laser Scroll
HP Z200 ZC2.93 1000G 8G Win7 Pro 64-bit WS , Intel Xeon X3470 2.93 8MB/1333 QC CPU, 1000GB HDD SATA 7200, 8GB (4x2GB) DDR3-1333, 16X DVD+RW SM SATA, HP No Option, Win 7 Professional 64, USB Laser Scroll