x100 - Celeron 2.53GHz/533MHz (256KB L2 Cache), 1x 256MB 533MHZ ECC SDRAM, 1x 80GB SATA HDD, 48x-20x IDE CD-ROM, 310W Power Supply, Gigabit Ethernet, ATI ES1000 (16MB) video $557.7
x100 - Celeron 2.53GHz/533MHz (256KB L2 Cache), 1x 512MB 533MHZ ECC SDRAM, 1x 80GB SATA HDD, 48x-20x IDE CD-ROM, 310W Power Supply, Gigabit Ethernet, ATI ES1000 (16MB) video $614.9