ASRock ConRoe 1333-DVI/H & Intel E2140 Budget System Review

Motherboards/Intel S775 by SidneyWong @ 2007-08-17

Today, we take a look at ASRock´s latest ConRoe-1333-DVI/H micro ATX board aimed at the budget minded and put in the lowest priced Intel Pentium Dual-Core E2140 for a test drive. Hopefully, we can get some free performance by overclocking!

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More Overclocking for Cheap

More Overclocking:

It does not seem the E2140 is having enough of a push. However, too high of the PCIe bus speed seems to present problem in using add on graphic card. PC overclocking enthusiasts found the way to pin mod the FSB strap when the E4300 soon after the E4300 showed up last year. The mod allows the CPU FSB strap to rise from default 200 to 266 or 800 to 1066 by connecting two pins located on the outer edge of the CPU using conductive paint. Hopefully, I might find out the CPU limit.

All along I thought if it worked, it would bring the speed to 2.66Ghz making it a >1GHz overclock is sweet. Without the mean to raise Vcore from BIOS, volt mod is something that I did not want to do, I was skeptical to say the least.

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Pin Mod - rather than using conductive paint, I use a small piece of kitchen aluminum foil trimmed to a half H shape corresponding to the width of the two connecting pins with a thin coat of AS5 to make it sticks. Folded the excess over to the CPU HS. Use an Ohm meter to check for connectivity and reinstalled the CPU.


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The BIOS screen shot tells the story; default at 2.133 Ghz, a successful mod. The use of alum foil will maintain my 3-year warranty without much of a trace, hopefully.


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At 352FSB, PCIe speed is pushed to 120 MHz. I was able to finish all bench-markings at this speed at default CPU voltage and reached a highest CPU temp of ~42.5°C on open bench with ambient temp ~23°C using stock heatsink/fan and thermal paste. The only additional cooling was an 80mm fan at low rpm blowing to the HDD.


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Lower is better


At 2.82 Ghz, there is remarkable jump in performance that comes with no extra charge. It is amazing to see this board reaching 352 Mhz FSB. Should this board come out last year, it would have made some embarrassing moments for a few famed name brands in the business. Overclocking becomes "effortlessly" and "less fuzz" when manufacturing technology and product development mature together producing a good match. Of course, this would not have happened if it is not for the enthusiasts who drill on every detail in extracting more, such as the pin mod.

Sound Level & Temperature E2140

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At point blank range, the CEM DT-8850 digital sound meter registered 44.2 dBA (ambient noise level 38 dBA). Peak CPU temperature from Speedfan is ~42.5°C running two instances of Prime95 after 15 minutes at ~23°C ambient temp on an open bench.

Conclusive Thoughts ->
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Comment from Sidney @ 2007/08/19


I have no question that this E2140 will hit 400FSB or 3.2Ghz. 355 is the max as PCIe bus speed is now at 122, vcore fefault. At 123, the SATA HDD is lost.
Comment from Sidney @ 2007/08/20
Did not quite like the S-bridge passive heatsink getting as high as >54°C, the N-bridge is okay at ~45-48°C. I added my own specially wired 2x 40x10mm ~5,000 rpm to a single 4-pin molex on them.

Comment from jmke @ 2007/08/20
Same 40mm that comes with Chill Vent?
Comment from Sidney @ 2007/08/20
Yes
Comment from jmke @ 2007/08/20
silent then
Comment from Sidney @ 2007/08/20
Read ION HTPC case review on sound test
Comment from smilingcrow @ 2007/08/26
I was interested to read about the method of pin modding the E2140; any chance of loading a photo to the forums? There are loads of photos of people using a conductive pen but this mod is unusual. Cheers.
Comment from Sidney @ 2007/08/26
Sure thing, will post them on upcoming E4400 review in a few days.
Comment from Sidney @ 2007/08/27
Here we go
sorry for one of them is out of focus slightly.


1066 FSB mod

Alum foil folded back to HS

1.4 Volt mod with two pieces of alum foil
Comment from smilingcrow @ 2007/08/27
Thanks for the pics. Is there any danger of damaging the CPU or board if you make a short-circuit? The volt mod looks dangerously close to shorting something!
Comment from Sidney @ 2007/08/27
Yes, so does driving Indy Car at 230 MPH close to hitting the wall in every turn
Comment from jmke @ 2007/08/27
nice comparo
Comment from Sidney @ 2007/08/29
Been running Speedstep enable for a few days; min vcore 1.15 and multi 6x. Total system power consumption drops about 10% to 12%. I have not seen overclockers report on C2D the use of Speedstep during ocing.
Comment from jmke @ 2007/08/29
OC and power saving, don't go well hand in hand
Comment from nuuk25 @ 2007/09/24
Hi there
- has anyone tried the E2180 on this MB ? Or any other newer MB from Asrock ? - details are welcome !! ;o)
Comment from Sidney @ 2007/09/24
Quote:
Originally Posted by nuuk25 View Post
Hi there
- has anyone tried the E2180 on this MB ? Or any other newer MB from Asrock ? - details are welcome !! ;o)
Check our recent reviews, two more new ASRock boards are listed.
Comment from Sidney @ 2007/09/24
Quote:
Originally Posted by jmke View Post
OC and power saving, don't go well hand in hand
No difference than using fan controller, with Notebook Hardware Control +SpeedStep enble in BIOS, switching between "Dynamic", "Max Performance", "Max Battery" (Auto, Max, Min) within Windows is one click away. If you leave your PC on 24/7 and play game for one hour, there is a lot of savings not to mention less noise.
Comment from Sidney @ 2007/11/06
The best this E2140 could do is 390FSB ...... 95% overclocked

Comment from jort @ 2007/11/06
Quote:
This is all aluminum heatsink; the low thermal characteristic of this CPU prompted Intel to do way with the copper core.
Don't understand that sentence... is it correctly ?
Comment from Sidney @ 2007/11/06
s/b

to do away with the copper core

Are you picking on me two months later?
Comment from jort @ 2007/11/06
Quote:
Originally Posted by Sidney View Post
s/b

to do away with the copper core

Are you picking on me two months later?
I dunnow i read the article only today.
I spot the smallest details moastly
Comment from Ibrihim @ 2013/05/05
Just read this article and it's good. Amazed jort took two months to comment.

 

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