POST Time

Different motherboards have different POST sequences before an operating system is initialized.  A lot of this is dependent on the board itself, and the controllers on board (and the sequence of how those extras are organized) determine POST boot time.  As part of our testing, we are now going to look at the POST Boot Time - this is the time from pressing the ON button on the computer to when Windows starts loading. (We discount Windows loading, as it is highly variable given Windows specific features.)  These results are subject to human error, so please allow +/- 1 second in these results.

POST (Power-On Self-Test) Time

POST time on the UD5H is not the best, clearly beaten by any ASRock product, but comes on par with several ASUS motherboards at default.

Overclocks

Here at AnandTech we want to provide quick and easy ways to determine if a board is good for you (with in-depth analysis of course).  Therefore here is a quick round up of our overclocking results.  Overclocks are tested for stability with PovRay and OCCT - while these may not be the most strenuous of stability tests, it does offer a quick check for memory errors under high load (and balances testing time with getting the next board on for review!).

  CPU Speed
(MHz)
Voltage
(Volts)
PovRay Peak
Temp (ºC)
OCCT Peak
Temp (ºC)
Notes
ASRock
Fatal1ty Z77
Professional
4700 1.200 89 89 PLL Overvoltage enabled
ASRock
Z77 Extreme4
4700 1.175 86 86 LLC Level 1
ASRock
Z77 Extreme6
4700 1.175 81 82 LLC Level 1
ASUS
P8Z77-V Deluxe
4700 1.225 89 84 PLL Overvoltage enabled
ASUS
P8Z77-V Pro
4700 1.200 83 86 PLL Overvoltage enabled
Biostar
TZ77XE4
4700 1.180 84 85 None
Gigabyte
Z77X-UD5H
4700 1.225 88 88 LLC Extreme
Gigabyte
Z77X-UD3H
4700 1.200 82 86 LLC Extreme
Gigabyte
Z77MX-D3H
4700 1.200 80 84 LLC Extreme
MSI
Z77A-GD65
4700 1.250 90 - PLL Overvoltage enabled

 

Test Setup, Power Consumption System Benchmarks
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  • Ilias78 - Wednesday, July 25, 2012 - link

    Great review for a great product :) Thank you!
  • thewhat - Thursday, July 26, 2012 - link

    Mediocre POST time alone is making this MB less than great.

    Some manufacturers have shown that fast POST can be achieved. Why can't the rest do the same?
  • IanCutress - Thursday, July 26, 2012 - link

    Typically manufacturers have save guards in place for detecting memory, CPU, digital power delivery, or fan controllers that require initialization. Certain USB 3.0 or SATA controllers also can add a few seconds each to the POST time. This board has three USB 3.0 controllers, dual NIC, mSATA and the rest, so it is unsurprising.

    Ian
  • houkama - Friday, May 24, 2013 - link

    I disagreed as 12 seconds once per time I turned the computer on is hardly something that significantly reduces my enjoyment, so I bothered to buy the board and then I was pleasantly surprised when my post time was closer to 4 seconds. I'm certain that Ian is telling the truth, but in my setup it's just not a problem.
  • greno - Thursday, August 2, 2012 - link

    The Marvell controllers do not support TRIM function for SSD drives.

    If you really test the drive and look for zeroed sectors you'll see that TRIM does not work on Marvell controllers.

    .
  • MamiyaOtaru - Wednesday, July 25, 2012 - link

    no ps/2 port, no buy. Rest of it looks pretty neat though :(
  • Spivonious - Wednesday, July 25, 2012 - link

    Wow, really? I haven't used a PS/2 device in over five years.
  • johnsmith9875 - Wednesday, July 25, 2012 - link

    I'm a big fan of PS/2 keyboards, because USB keyboards are horrible at buffering keystrokes properly.
    A fast typist will notice the difference.
  • SodaAnt - Wednesday, July 25, 2012 - link

    Not really, unless you have a really bad keyboard. I have usb keyboards which you can pretty much hammer the keyboard as fast as you can spam keys and you will never notice the difference.
  • Einy0 - Wednesday, July 25, 2012 - link

    Agreed... You must have used a crappy keyboard or something else was messed up with the pc / os. My brother in law averages 150wpm and doesn't have any issues with USB keyboards. The only limitation I know of USB versus PS/2 is that USB keyboards can limit the number of simultaneous key presses. I've heard of some cheaper ones being limited but most will do at least 7 simultaneous keys. Better ones will do 10 plus.

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