When the CPU clock speed increases 3-5x in 3 years, upgrading storage or memory is not going to cover that gap. If I recall, my upgrade cycle was something like

When the CPU clock speed increases 3-5x in 3 years, upgrading storage or memory is not going to cover that gap. If I recall, my upgrade cycle was something like 1994: 40MHz 486, 1997: 200MHz Pentium, 2001?: 1.xGHz?