Test Setup

Processor Intel Core i7-3770K ES
4 Cores, 8 Threads, 3.5 GHz (3.9 GHz Turbo)
Motherboards ASRock Z77 Extreme4
ASUS P8Z77-V Pro
Gigabyte GA-Z77X-UD3H
MSI Z77A-GD65
ASUS P8Z77-V Deluxe
ASRock Fatal1ty Z77 Professional
Gigabyte GA-Z77MX-UD3H
ASRock Z77 Extreme6
Biostar TZ77XE4
Cooling Intel All-in-One Liquid Cooler
Power Supply OCZ 1250W Gold ZX Series
Memory GSkill RipjawsZ 4x4 GB DDR3-2400 9-11-11 Kit
GSkill TridentX 2x4 GB DDR3-2666 11-13-13 Kit
Memory Settings XMP (2400 9-11-11)
Video Cards ASUS HD7970 3GB
ECS GTX 580 1536MB
Video Drivers Catalyst 12.3
NVIDIA Drivers 296.10 WHQL
Hard Drive Micron RealSSD C300 256GB
Optical Drive LG GH22NS50
Case Open Test Bed - CoolerMaster Lab V1.0
Operating System Windows 7 64-bit
SATA Testing Micron RealSSD C300 256GB
USB 2/3 Testing OCZ Vertex 3 240GB with SATA->USB Adaptor

Power Consumption

Power consumption was tested on the system as a whole with a wall meter connected to the OCZ 1250W power supply, while in a dual 7970 GPU configuration.  This power supply is Gold rated, and as I am in the UK on a 230-240 V supply, leads to ~75% efficiency > 50W, and 90%+ efficiency at 250W, which is suitable for both idle and multi-GPU loading.  This method of power reading allows us to compare the power management of the UEFI and the board to supply components with power under load, and includes typical PSU losses due to efficiency.  These are the real world values that consumers may expect from a typical system (minus the monitor) using this motherboard.

Power Consumption - Idle

Power Consumption - Metro2033

Power Consumption - OCCT

Power consumption on the Biostar TZ77XE4 is very good, resulting in some low numbers at idle and during OCCT.

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 POST boot time is determined by the controllers on board (and the sequence of how those extras are organized).  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

Interestingly enough, the Biostar benefits a great deal from being stripped of controllers and features in the BIOS, putting it directly in the path of ASRock POST times.

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).  So 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 also 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-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

 

Biostar TZ77XE4 Overclocking System Benchmarks
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  • Patflute - Saturday, July 21, 2012 - link

    ...
  • Olaf van der Spek - Saturday, July 21, 2012 - link

    Are fan headers expensive or what? Is it too much to ask for 2 headers top-left and 2 headers bottom-right? Ideally PWM, but anything is better than nothing.
  • yyrkoon - Sunday, July 22, 2012 - link

    Fan headers require traces on the motherboard PCB. That is more expense. Plus additional PWM costs. Not sure exactly how motherboard manufactures achieve this. A few embedded projects of my own. The MCU may have 1-2 PWM I/O pins. After which any other PWM output I would require, would/could require external PWM controllers. More code for me to write. Then more work for my friend ( electronics engineer ) to figure what all is needed. Plus design the given circuits.

    Once that is figured into the cost. the cost of actual PCB layout will probably be much more. Since good electronics engineers typically cost $100/hr ( or more ) in labor and other additional costs. I am no electronics engineer, but I do know that you have to be very careful with consumer products such as these. Putting a power trace in the wrong spot. Could make a good reliable board, into something less desirable.
  • room200 - Saturday, July 21, 2012 - link

    Asus, Biostar, ECS, etc. all have had nightmare motherboards in the past. I've used them all, and I can't say one is any better than the other. I bought this board for 15 bucks at Microcenter, and have had no problems at all with it.
  • room200 - Saturday, July 21, 2012 - link

    I meant 115 bucks.
  • blppt - Saturday, July 21, 2012 - link

    It isn't going to excite any gamers, but the Biostar P43 mobo with a Q6600 in my parents' computer has been up 200+ days of near constant usage now without a reboot (win7 64), and they don't even have a UPS (it only ever gets rebooted for a critical patch or when the power goes out). And they don't just surf the web---my father has become addicted to Skyrim and Kingdoms of Amalur. So, it may not be the most featured robust over clocking board I've ever seen, but it sure is rock-stable.
  • Kent_Diego - Sunday, July 22, 2012 - link

    The difference between a premium manufacturer and low end is support. By support I mean BIOS updates that fix bugs, add new CPU models, and improve compatibility. I once bought a Foxconn motherboard. It had a few issues and they never released a new BIOS. I have a Biostar motherboard and they kept it supported for two years before the BIOS updates stopped. When I wrote them ab email I got a reply in broken English from an engineer there. Not as good a ASUS but better than ECS.
  • Grok42 - Sunday, July 22, 2012 - link

    I'd love to hear from anyone that is considering building a rig now or in the future and has the need or desire to put a PCI board in it. Not only can I not think of a reason, I haven't found a reason for at least the last 8 years. Since MBs started putting audio and network on-board I haven't used expansion slots at all PCI-E or PCI with the exception of a discrete graphics card.
  • yyrkoon - Sunday, July 22, 2012 - link

    DVR boards would be one reason.
  • blppt - Monday, July 23, 2012 - link

    My X-Fi XtremeGamer is PCI, and there haven't been any notable advancements in gaming audio tech worth replacing it with IMHO.

    That said, if an attractive mobo came along, would I rule it out because of that sound card? Probably not---I'd rather be happy with the mobo and just buy a PCI-E x1 replacement from ASUS or Creative.

    I'd stick with onboard, but the analog outs on most motherboards are terribly noisy IME.

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