Windows – Why is the CPU Usage History pane “split” in Windows Task Manager / Performance

performancetask-managerwindows xp

In Windows Task Manager, under the Performance tab, Page File Usage History is shown in a continuous pane, while the CPU Usage History is split up into 8 narrow panes, which make it look like the graph is just "overlaid" with the pane separators.

Why is this? Why not show the graph in a continuous pane?

Best Answer

Each for one processor core. Unless it is an Intel chip with Hyperthreading (HT), in which case there are two panes per core, one for each core and one for its HT. For example, a quad-core chip with HT will show eight panes rather than four.

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