Laptop Processor Speed. hello,I wasn't sure which forum to put this in so feel free to move it. I

Question

hello,I wasn't sure which forum to put this in so feel free to move it. I am getting ready to put my laptop on ebay and was look for the processor speed and found myself in a predicament. Which is my processor speed? 3.06GHz or 1.8GHz. Also why does it say my RAM is 448 when it is 512?