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18
votes
6answers
39k views

What regulates Intel SpeedStep CPU throttling? Can I get some control of this on Windows7?

I’m trying to get a big virtual disk file compressed (using WinRar) before I go home today, but my CPU frequency keeps merrily going up and down between the nominal 2.8 GHz and a measly 800 MHz! The ...
5
votes
4answers
14k views

How to disable SpeedStep for an Intel Core i7 processor?

I'm taking performance measurements of several bits of code. How can I disable SpeedStep on my Core i7 CPU so that the CPU clock speed is constant? I'm not trying to overclock here, and since ...
10
votes
6answers
35k views

Why is Intel Turbo Boost Not Working On My Laptop?

Investigation continued Why is Intel Turbo Boost Not Working On My Laptop? (Continued) Dell Latitude E6420 is my laptop with Windows 7 Enterprise. Turbo Boost is enabled in BIOS but is disabled in ...
-1
votes
4answers
4k views

Why is Intel Turbo Boost Not Working On My Laptop? (Continued)

This is continuation to previous question *Please read previous question in order to understand my findings. Okay guys, this is REALLY strange. It seems as Intel Turbo Boost was always working, but ...