Networking

The Windows 2000 Driver Development Kit (DDK) includes a useful LAN testing utility called NTttcp. We used the NTttcp tool to test Ethernet throughput and the CPU utilization of the various Ethernet Controllers used on the Intel motherboards. We set up one machine as the server; in this test, an Intel system with an Intel CSA Gigabit LAN connection. Intel CSA has a reputation for providing fast throughput and is a logical choice for our Gigabit LAN server.

On the server side, we used the following Command Line as suggested by the VIA whitepaper on LAN testing:

Ntttcpr -m 4,0,‹server IP› -a 4 -l 256000 -n 30000

On the client side (the motherboard under test), we used the following Command Line:

Ntttcps -m 4,0,‹client IP› -a 4 -l 256000 -n 30000

At the conclusion of the test, we captured the throughput and CPU utilization figures from the client screen.

Networking Performance - Throughput

Networking Performance - CPU Utilization

Our network throughput test indicates how well a particular controller design from Realtek, Marvell, or Intel performs instead of being indicative of true chipset performance. This also holds true for the CPU utilization results, though this test can also be influenced to certain degree by the BIOS code and chipset interconnect design.

The CPU utilization and throughput numbers favor the Realtek controller on the Gigabyte board, followed closely by the same Realtek chipset on the Foxconn and ASRock boards. In practice, few if any users will notice a difference, even if they have the requisite gigabit hub, as storage performance frequently bottlenecks the actual transfer rates.

For our second series of networking tests we utilize a Promise SmartStor NS4600 NAS unit equipped with two WD Caviar Black 640GB drives in RAID 1 operation. We are using two benchmarks from Intel’s popular NASPT 1.70 testing tool. The Promise NAS unit is connected to each test platform via a NetGear Gigabit Ethernet switch. We left all settings at their defaults on both the motherboard and Promise NAS unit. Our was to maximize the performance of the NAS unit to verify our network throughput capabilities on each motherboard.

Networking Performance - File Copy to NAS

Networking Performance - HD Video - Play/Record

Our three P55 test subjects perform almost identically in our actual usage tests.

USB / FireWire Performance

Our USB transfer speed tests are conducted with an USB 2.0/FireWire based Lacie external hard drive unit featuring a 1TB 7200rpm Samsung drive . In the SSD to External test, we transfer a 3.82GB folder containing 2735 files of various sizes from our Kingston 80GB SSD to the Lacie drive. In the next two file tests, we use the same 3.82GB folder to transfer from our WD VRaptor 300GB hard drive to the external Lacie drive utilizing the USB 2.0 and IEEE 1394a interface.

Storage Performance - USB - SSD to External HD

Storage Performance - USB - HD to External HD

Storage Performance - Firewire - HD to External HD

The ASRock board slightly outperforms the Gigabyte board in our USB transfer tests. The VIA Firewire controller on the ASRock board has a slightly higher write speed (+3Mb/s) under HDTach/HDTune and it shows up in our file transfer test.

Storage Performance

In our storage test, we utilize the same 3.82GB test folder and transfer it from our WD VRaptor drive to our Kingston 80GB SSD.


Storage Performance - HD to SSD

Once again, our P55 motherboards perform almost identically. The P55 chipset on the Gigabyte board has a 3% advantage over the JMicron controller on the same board. However, any measurable differences were not recognized in actual usage.

Gaming On-board Audio Software
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  • yacoub - Tuesday, October 6, 2009 - link

    785G is just onboard graphics halfbreed between 780 and 790 or whatever. until AMD releases a new line of high-end boards worth reviewing, why bother?
  • haplo602 - Wednesday, October 7, 2009 - link

    P55 is just half a chipset, i5 took over some of the functionality anyway ... why bother ?
  • tommy101 - Wednesday, September 8, 2010 - link

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  • bollux78 - Tuesday, October 6, 2009 - link

    Why do we need PCI anymore? I´ll tel you why: The PCI bus is more than enough for a hell bunch of applications, that´s it. If you have a damn good sound card or video capture, or whatever the card you have, and it´s PCI, you´d love to have the slot in there, because you don need to ditch that card and bet a "fantastic" PCIE x1 new card.
    C´mon people, let´s use the computer for the right purpose, not just to give money to the manufacturers buying new parts that you don´t
    necessarily need.

    I know, I´m being inflexible and oldschool, but, please, evolution is one thing, marketing is a completely different animal.
  • strikeback03 - Tuesday, October 6, 2009 - link

    IMO it is more a board real estate problem than a case of buying the latest and greatest. On these P55 uATX boards you have 4 slots, one of which has to be devoted to graphics unless it is a headless server. If you use a dual slot graphics card (which a substantial portion of the readers on this site) you lose a second slot, and ideally you would have an open slot beneath that to ease airflow. So that leaves you with one or in a pinch two slots, therefore what interface they are is quite important. PCIe has been out on boards for what, 5-6 years now? I'd say its time to stop selling PCI cards and leave the PCI slots only on full ATX boards (plus maybe a few HTPC-oriented uATX boards) and let the interface finally die off.

    Though I'd say IDE has even less of a place now, SATA hard drives have been the norm for years and even optical drives for a few years. Time to upgrade if you are still carting one of those around.
  • sonicdeth - Monday, October 5, 2009 - link

    Thanks Gary for the detailed review. Can't wait for the p55 roundup, and I'm also very interested now in your audo codec review.
  • mindless1 - Monday, October 5, 2009 - link

    ... but I don't see the sense in SLI on mATX. Using the typical long video cards means you can't have a shorter depth case, just shorter height and since when is the area above your computer case a vital piece of real-estate?

    With 2, 8 or 16X slots onboard it only makes sense to me to go full ATX, is someone with the system budget to build a powerhouse gaming machine really poor enough, indescriminating enough, or young enough (to not have desirable cards from past systems) they don't want to add some other cards?

    I hate to say it but this is getting to be a madness, the idea that we need to focus centrally on gaming ability of a board. Most people are not hard core gamers, but factually speaking, most hard core gamers don't do SLI either. Granted you can use a 16x slot for cards with fewer lanes, that seems the only saving grace for the two boards.

    It's getting to the point I want a cTX case design where the drive racks are not in front of the mainboard and PSU, they are above them, so the case is even taller than std. ATX but not as deep.

    Might tip over a little easier but earthquakes are rare here and plenty of other household items are more tip-happy than that would be.
  • strikeback03 - Monday, October 5, 2009 - link

    There are cases made to hold a uATX board lying on the bottom, making it kinda a wider Shuttle. I'm personally looking for full ATX as well though, as the height doesn't matter too much to me (pretty sure anything short of a ABS Canyon or some of the bizarre decorative cases would fit under my desk) and don't want to limit my slot selection.
  • Sunburn74 - Monday, October 5, 2009 - link

    Hey Anand,
    Gigabyte boards have on issue that drives me nuts. As soon as you start overclocking them, you lose the ability to S3 sleep. When you do your maximal overclocks for various board reviews, would you mind testing if S3 sleep was maintained at those maximal overclocks?
  • Gary Key - Monday, October 5, 2009 - link

    This board resumes from S3 (USB keyboard) at up to 215 Bclk (mentioned in the thoughts section, make that more visible next time) with our setup and that includes an external hard drive on the Firewire port which is properly instructed to shut down and restart.

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