Over at ULTRA MOBILE PC TIPS, several UMPC CPUs were reviewed:
– 1GHz Intel Pentium M (baseline CPU)
– 900MHz Intel Celeron
– 800MHz Intel A110
– 1GHz Via C7-M
Of note, all ran slower than the baseline Pentium M, however, in theory, they should have a longer battery life (and considering the size of the devices I mentioned above, you aren’t exactly buying these to be multimedia laptops.