TrustedReviews posted a review of the Garmin iQue M5 PDA/GPS navigation device
Specs wise things aren’t too bad for a PDA. The other GPS enabled PDAs were a bit underpowered but this one features a not too shabby 416MHz PXA272 Xscale processor and a dedicated 48MHz ARM7 GPS coprocessor. Certainly route calculation and on the fly recalculation times were acceptable. However, while driving, the location cursor did lag more noticeably than my TomTom Go, with the result that on one occasion I took the incorrect junction off a roundabout.Read more