Will the switdh kill WIN7

jimmyj68

Senior member
Mar 18, 2004
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I'm about to pop out a i5-2500k and pop in an i5- 3570K in an Intel DH67BL mobo. I've crossed all the "t's" and dotted all the "i's" as far as mobo compatibility bios and otherwise as far as the board is concerned.

Question - will the operating system survive this change or am I looking at a fresh reinstall of WIN7 Home premium?
 

Smoblikat

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Nov 19, 2011
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I'm about to pop out a i5-2500k and pop in an i5- 3570K in an Intel DH67BL mobo. I've crossed all the "t's" and dotted all the "i's" as far as mobo compatibility bios and otherwise as far as the board is concerned.

Question - will the operating system survive this change or am I looking at a fresh reinstall of WIN7 Home premium?

Im sure it will be fine, but why the downgrade/sidegrade?
 

jimmyj68

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Mar 18, 2004
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I'm avoiding the purchase of an H77 board, while getting the upgrade to the 4000 intergrated graphics. I have no need for USB 3.0 so I won't (and my older USB peripherals won't either) miss USB 3.0. So I thought this was and easy graphics and speed upgrade. If I should find myself missing the "virtues" of an H77 board, and opting to replace things like my printer which is not USB3.0 or other things like my UPS which isn't 3.0 or my old Flight Sim joystick which isn't 3.0 USB then I would opt for an H77 board. Otherwise - I think I'm getting some boost in performance and can probably sell my 2500K.

And - - - - I don't always do what is the wisest thing to do.
 

ElFenix

Elite Member
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Mar 20, 2000
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windows should be fine. you're not even changing out the board. i just went from a c2q to a 3570k, no problem.
 

Smoblikat

Diamond Member
Nov 19, 2011
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I'm avoiding the purchase of an H77 board, while getting the upgrade to the 4000 intergrated graphics. I have no need for USB 3.0 so I won't (and my older USB peripherals won't either) miss USB 3.0. So I thought this was and easy graphics and speed upgrade. If I should find myself missing the "virtues" of an H77 board, and opting to replace things like my printer which is not USB3.0 or other things like my UPS which isn't 3.0 or my old Flight Sim joystick which isn't 3.0 USB then I would opt for an H77 board. Otherwise - I think I'm getting some boost in performance and can probably sell my 2500K.

And - - - - I don't always do what is the wisest thing to do.

I was just saying that the performance benefit is roughly 5% and the chip runs much hotter than a standard SB CPU. It certainly doesnt justify the cost of a new CPU for more heat and no increase of performance/less overclocking (which the OC doesnt matter to you).

I went from an AMD single (dual core unlocked) core to a dual intel Xeon platform without even reinstalling windows and everything works fine.
 

mfenn

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Jan 17, 2010
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I was just saying that the performance benefit is roughly 5% and the chip runs much hotter than a standard SB CPU. It certainly doesnt justify the cost of a new CPU for more heat and no increase of performance/less overclocking (which the OC doesnt matter to you).

I don't see how you can say that a stock IB (OP has H67) is hotter than a stock SB. It isn't. IB only gets hot when you really stick it with a lot of voltage.
 

jimmyj68

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Mar 18, 2004
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I removed the stock heat sink paste from the Intel cooler and used a dab of artic silver instead. The actual swap was painless. Turn the little clickers counterclockwise and out comes the cooler used with the SB - push click and the cooler (same) with the IB dabbed with artic silver is installed. Had been using two 4gig memory sticks and decided to add two 2 gig sticks that were collecting dust in the closet.

Feeling optimistic I closed up the case, attached power and other stuff and hit the start switch. It fired up, died, paused a few seconds and fired up on its own again. Good I said, now just type in my win7 password and we are off and running (by the way, the video off the DH67BL motherboard had fallen back to basic numbers for resolution, probably because of the switch in CPU video capability, SB 2500 to IB 4000). But, but, those passwords must be known by the processor because the machine failed to recognize the password.

After a number of tries I took off for supper anticipating having to reset CMOS because I didn't have a password reset disc. About two hours later I came back upstairs and the machine had on its own resolved its issues with the new CPU and worked as usual, password and resolution as before. Don't ask me how it did that upstairs all by itself.

As an assurance, I reinstalled all of the motherboard drivers, and now it is working like a CHARM
 

mfenn

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Jan 17, 2010
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The CPU doesn't have anything to do with your Windows login password. Most likely you just typed your password wrong. Anyway, glad you got it working! :thumbsup:
 

jimmyj68

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Mar 18, 2004
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Not to be argumentative because I'm not techie enough to sustantiate any argument, but I bet you .50 cent that the thing built into the processor called "Trusted Execution Technology" would probably block acess to windows immediately following a CPU switch.

There are things going on inside cutting edge CPU's that are not immediately obvious because they never have an opportunity to raise thier heads. I have no clue what was going on in the machine I left running when I went to supper, but it fixed itself. I re-entered my password five or six times making sure I had it right. It messaged me it did not recognize the password so no win7 for you.

If there is someone listening that knows the technology operation maybe they will explain it to us. Intel's web page says stuff about the CPU protecting the operating software installed on the machine - specifically preventing unauthorized acess to the software and preventing any changes to the mechanisms used to authorize access i.e. passwords. The system had a click for changing your password but you would have had to create a password change CD or something at the time of initial password set-up. I hadn't done that so I was up the creek - - - until the machine fixed itself and now accepts the password originally created on the i5-2500K.
 

Soundmanred

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Oct 26, 2006
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Not to be argumentative because I'm not techie enough to sustantiate any argument, but I bet you .50 cent that the thing built into the processor called "Trusted Execution Technology" would probably block acess to windows immediately following a CPU switch.

There are things going on inside cutting edge CPU's that are not immediately obvious because they never have an opportunity to raise thier heads. I have no clue what was going on in the machine I left running when I went to supper, but it fixed itself. I re-entered my password five or six times making sure I had it right. It messaged me it did not recognize the password so no win7 for you.

If there is someone listening that knows the technology operation maybe they will explain it to us. Intel's web page says stuff about the CPU protecting the operating software installed on the machine - specifically preventing unauthorized acess to the software and preventing any changes to the mechanisms used to authorize access i.e. passwords. The system had a click for changing your password but you would have had to create a password change CD or something at the time of initial password set-up. I hadn't done that so I was up the creek - - - until the machine fixed itself and now accepts the password originally created on the i5-2500K.

No.
Just no.
 

krnmastersgt

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Jan 10, 2008
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Unauthorized access it not guessing your password, its more along the lines of brute forcing its way into your OS.

Also no, changing your CPU doesn't do anything to your password. I've swapped CPU's and motherboards out from a system and had no issues with passwords. Seems to me that you just typo'd it or something, also the Trusted Execution Technology is more about protecting you from external threats, not someone sitting at your desk trying to crack into your system.
 

mfenn

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Jan 17, 2010
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Unauthorized access it not guessing your password, its more along the lines of brute forcing its way into your OS.

Also no, changing your CPU doesn't do anything to your password. I've swapped CPU's and motherboards out from a system and had no issues with passwords. Seems to me that you just typo'd it or something, also the Trusted Execution Technology is more about protecting you from external threats, not someone sitting at your desk trying to crack into your system.

Exactly. TXT is an attempt to prevent one process from tampering with another's memory, not to muck around with the inner workings of the OS.

I could maybe see how if you used BitLocker and had a trusted platform module (TPM) enabled, then changing the mobo would invalidate your passwords, but again, that has nothing to do with the CPU.