Here is the “Advanced Chipset” section, this is where the memory tweaks SHOULD be. Nothing to be found; in fact, I just set up the benchmarking platform to double check that I had the CMOS is “Advanced Mode” when I took these pictures. Sure enough, these are all the tweaks you’ll get. At least they had 1T mode there (as oddly named as it is in this case).
Gigabyte K8VT890-9 K8T890 Review
Hardcoreware.net has reviewed the Gigabyte K8VT890 board based on the VIA PCI Express chipset. They seem to find problems with the overclocking optins in the BIOS, but I wonder if they know the “Alt F2” Gigabyte trick?