I can't say for sure, but it reads like the Acer Veriton 3600GT uses the GRH motherboard... <A HREF="http://www.linuxtested.com/results/acer_veriton_3600gt.html" target="_new">http://www.linuxtested.com/results/acer_veriton_3600gt.html</A> Main Board and Chipset Intel 865G + ICH5 (only GRH has TPM, as far as I know)