Upgrades definitely used to be felt more readily. Back through the late 90s and early 2000s, on my track of 200Mhz 603ev → 400Mhz G3 → 1Ghz G4 → 2Ghz G5 → 2.66G

Upgrades definitely used to be felt more readily. Back through the late 90s and early 2000s, on my track of 200Mhz 603ev → 400Mhz G3 → 1Ghz G4 → 2Ghz G5 → 2.66Ghz i5 750, each was substantial, especially during the latter half.