Intel Core i5-3570 upgrade showing 2 cores only

brianalex

Reputable
Feb 15, 2015
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HP P6-2220t, MB= Foxconn 2ABF (H61 chipset), Windows 7, 6 GB 1600 RAM, 300w PSU, Radeon HD6670 Graphics (66w max TDP).

I was running an Intel Pentium G-640 but during Second Live and other games it was maxing out at 100% "usage" (Task Manager) and causing rough game play even on low setting.

The docs for this MB show " i5-3XXX up to 95W" as an upgrade option.

So I bought an i5-3570 "New-other" on Ebay and it seemed new, all sealed, Thermal paste on heatsink untouched etc. Box looked opened once.

Performance is just a little better than the G-640 as tested on NovaBench, Passmark, and Windows Experience index (6.7 to 7.0 only).

"Speccy" shows only 2 cores (should be 4).

Task Manager shows 2 cores only.

Intel Processor Diagnostic test = "PASS".

Intel Driver update utility found no driver lacking.

Foxconn offers no upgrade for MB and doesn't even list this on their site anyway. I talked to Foxconn CS and they said I had to go to HP. HP does not have an upgrade either.

AM I SOL ? Do I need to upgrade my MB and buy another copy of Win.7 ???

This was my fist attempt to upgrade a CPU and I am so disappointed. Any ideas? Thanks-Brian

ps the MB is also referenced as "Cupertino3-H61-uATX" and Foxconn ABF 3.10.

UEFI Vers.5.4.1.0 BIOS Ver. AMI 7.05 (5/2/2012)
 
Solution
Was it already checked? Then uncheck and reboot. No option to pick higher? Then some reason windows really recognizing the core count change. You could try running linux off a usb to see if that sees all 4 cores but otherwise I can't think of any other thing to do but try a reinstall.
Sorry, should read "Foxconn 2ABF 3.10.

Also the cpu had correct model # on it and IDs correctly on all programs. BIOS is set for "muli-processor" because it had a 2-core Pent. G-640 before (working quite well).-Brian
 
No, I saw that in BIOS "reset to factory setting" or something, but it was working so well with the 2 core Pent G640, I didn't think it would need this. Should I try it? Also there were automatic changes made when I installed My Samsung 850 EVO SSD but I guess I could figure that out. Thanks! Brian
 

I removed the CMOS battery for 10 minutes and there is no change. Still 2 cores.

PassMark single thread rating was 1865 and total for CPU was about twice this, but it should be ~6900 which of course would be 4x the single core score. Not sure what to do at this point. Seller won't refund. Thanks- Brian
 
Was it already checked? Then uncheck and reboot. No option to pick higher? Then some reason windows really recognizing the core count change. You could try running linux off a usb to see if that sees all 4 cores but otherwise I can't think of any other thing to do but try a reinstall.
 
Solution
You Sir are a Gentleman and a Scholar!!!!!! That did it!!!!! Unchecked it and rebooted, checked it and there was the third and forth core OPTION!!!!!!!!! Selected 4 cores, rebooted and everything is fine and dandy!!! Wonderful performance, it is Slaying Second Life on High setting! Now on to other tests~ Thanks again K1114 !!!!!!!!! -BA