Amazon Prime Day, the online retailer's giant 36-hour sale, starts at noon PT (3 p.m. ET) on Monday and runs through Tuesday at 11:59 p.m. PT (Wednesday, 2:59 a.m. ET). There will be over a million items on sale during that time, so we're gearing up for curating the best of the best in each category. We'll be compiling notable bargains on PCs, accessories and peripherals here.