Joyce - your computer speed can be independent from your download speed. For example, I have an old desktop that is bloody slow when you are trying to load a file or start a program, but flipping fast due to the DSL when I am downloading.
Another Dell fan here. I deal with them a lot, as I do all the tech buying and support for my mom's company, and they've always been helpful. I've had my laptop for 3 years now and no issues until last month, when my USB port started flipping out on me.
"Is ice hockey hard? I don't know, you tell me. We need to have the strength and power of a football player, the stamina of a marathon runner and the concentration of a brain surgeon. But, we need to put all this together while moving at high speeds on a cold and slippery surface while 5 other guys use clubs to try and kill us. Oh, yeah, did I mention that this whole time we're standing on blades 1/8 of an inch thick. Is ice hockey hard? I don't know, you tell me. Next question."