I tried it on a gx270 too : Intel Pentium 4A, 3000 MHz Dell Computer Corporation OptiPlex GX270 Intel Springdale-G i865G(V) Intel® 82865G Graphics Controller (64 Mo) Intel 82801EB ICH5 - AC'97 Audio Controller Intel® PRO/1000 MT Network Connection Maxdata tower : Intel Pentium 4A, 2400 MHz Gigabyte GA-8SIMLH chipset SiS 651 video SiS 650 audio SiS 7012 Audio Device lan Realtek RTL8139/810x It works fine