no, 58C, 80C and 100C. We don't do Fahrenheit here.
And Dilbert: the 5800 was infamous for being utter crap. It had a "feature" to turn off the fan when in 2D mode, and only having it run in 3D mode. This was fine until someone ran the Windows 3D screensavers, which weren't 3D enough for the card. Result: oops, it crashed. Again.