The 27-inch iMac we tested costs £1,699, and that's not nothing. You do get a very stylish computer in aluminium with above-average specifications. It has an excellent 27-inch display, a powerful processor, 8 GB of RAM and a fast graphics card. The main drawback is the slow hard disk, in a configuration like this an SSD should be standard.
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips