Windows 7 Forums
Welcome to Windows 7 Forums. Our forum is dedicated to helping you find support and solutions for any problems regarding your Windows 7 PC be it Dell, HP, Acer, Asus or a custom build. We also provide an extensive Windows 7 tutorial section that covers a wide range of tips and tricks.

Windows 7: Any way to switch of hyperthreading in registry?

28 Jun 2011   #11

Win 7 Enterprise 64bit

Quote   Quote: Originally Posted by exito100 View Post
I do think my application could run up to twice as fast without the logical core. This should also be true for single threaded games after disabling HT by the way..
It will not. If there is not enough processes / threads to actually fill all logical processors your application will get as much CPU time the core can give you.

My System SpecsSystem Spec

 Any way to switch of hyperthreading in registry?

Thread Tools

Similar help and support threads
Thread Forum
switching hyperthreading on & off from the OS ?
(not from the bios!) how can i to switch HT off and on again from Windows operating systems? (intel uttiels ,tools)
Hardware & Devices
DXdiag says I have 4 cores, is this with hyperthreading?
On DXdiag and control panel it says "4 cpu's" and when I open up task manager it also shows just 4 boxes. Doe sthat mean I have 4 physical cores? Or is DXdiag counting my threads as physical cores?
Hardware & Devices
Hyperthreading on Pentium4
Hi, I have a Pentium 4 HT 2.6Ghz cpu. When I was using XP, the task manager displayed 2 cpu graphs, showing that Hyperthreading was active. But now in Windows 7, I only see 1 cpu graph. I thought Windows 7 supports hyperthreading ? The only thing I might have possibly done wrong, was that I...
Performance & Maintenance
Hyperthreading not showing up?
So it seems my hyperthreading is not showing up anymore in RC 7100. In the device manager under cpus it does show 8 procs, but when I open the task manager it shows 4 procs. HT is enabled in the bios and if I boot into Vista instead, it shows 8 procs in the task magnager as it should. Is...
Hardware & Devices

Our Sites

Site Links

About Us

Find Us

Windows 7 Forums is an independent web site and has not been authorized, sponsored, or otherwise approved by Microsoft Corporation. "Windows 7" and related materials are trademarks of Microsoft Corp.

Designer Media Ltd

All times are GMT -5. The time now is 03:57.
Twitter Facebook Google+