Socket 939 Roundup: Battle at the Top
by Wesley Fink on July 30, 2004 8:00 AM EST- Posted in
- Motherboards
Gigabyte K8NSNXP-939: Features and Layout
| Gigabyte K8NSNXP-939 Motherboard Specifications | |
| CPU Interface | Socket 939 Athlon 64 |
| Chipset | nVidia nForce3 Ultra |
| Bus Speeds | 200MHz to 455MHz (in 1MHz increments) |
| CPU Ratios | 5x to 25x in 0.5x increments |
| PCI/AGP Speeds | Auto, 66MHz to 100MHz (in 1MHz increments) |
| HyperTransport | 1x-5x (200MHz to 1GHz) |
| Core Voltage | 0.8V to 1.70V in 0.025V increments |
| DRAM Voltage | +.1V, +.2V |
| AGP Voltage | +.1V, +.2V, +.3V |
| HyperTransport Voltage | +.1V, +.2V, +.3V |
| Memory Slots | Four 184-pin DDR DIMM Slots Dual-Channel Unbuffered Memory to 4GB |
| Expansion Slots | 1 AGP 8X Slot 5 PCI Slots |
| Onboard SATA/RAID | nVidia 2-Drive SATA(RAID 0, 1) Plus SiI3512 2-Drive SATA (RAID 0, 1) |
| Onboard IDE/RAID | Two Standard nVidia ATA133/100/66 (4 drives). Can be combined with SATA drives for RAID 0, 1, 0+1, JBOD |
| Onboard USB 2.0/IEEE-1394 | 8 USB 2.0 ports supported by nF3-250 2 1394B FireWire ports by TI controller |
| Dual Onboard LAN | 1Gigabit Ethernet by Marvell 8001 10/100 Ethernet by ICS 1883 |
| Onboard Audio | Realtek ALC850 8-Channel with UAJ |
| Tested BIOS | M03 Beta |
More than any other manufacturer, Gigabyte loads their premium boards with every feature that you can think of, and then some. The K8NSNXP-939 certainly follows in that tradition as a member of the 6-Dual Deluxe family. Gigabyte has also developed a reputation of providing some of the widest ranges of adjustments to allow the Computer Enthusiast to squeeze the last bit of performance from their board, CPU, and memory, and the 939 continues that tradition.
The one glaring area that continues to plague recent Gigabyte designs is the extremely limited range of memory voltage adjustments. In this case, memory can be adjusted to +.2V and that's it. After seeing this complaint voiced in review after review, you would think that Gigabyte would seriously consider a wider range of vDIMM adjustments. Offsetting the limited vDIMM is a decent range of CPU voltage adjustments and the excellent addition of HyperTransport voltage options.
The most notable features of the K8NSNXP-939 include high-speed 1394B Firewire for firewire fanciers, Dual LAN, extensive RAID capabilities spanning SATA and IDE drives, and 8-channel audio with UAJ. We were also impressed with the updated design of the DPS 6-phase power module. It now sits lower on the board and our past complaints that the DPS impeded air flow are now history in the new design.
Layout of the Gigabyte 939 is nearly ideal, with the added step that even the SATA connectors are in locations that will not interfere with the largest PCI and AGP cards. The unique AGP EZ-Fix slot is also proving to be very useful, especially when using top-line 2-slot video cards. Anyone who has tried to remove a 6800 Ultra from a common rear-lever AGP slot probably cursed the designer and maybe broke the lever trying to find it under 2 slots of video card in a sea of capacitors. That's not to say EZ-Fix is that easy with a 2-slot card, but at least you have a fighting chance of removing the card. Gigabyte also kept capacitors away from the AGP slot.
ECS KV2 Extreme: Overclocking and Stress Testing
Gigabyte K8NSNXP-939: Overclocking and Stress Testing
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harsaphes - Sunday, October 10, 2004 - link
just set up my a8v board. no go on firewire, will not see ipod or external firewire drive. any idea?...bad board maybe?kd4yum - Thursday, August 5, 2004 - link
Fender - Wednesday, August 4, 2004 - link
The first words in this review confirm that you should never buy a VIA product before they revised it! (KT266 to 400 saga anyone?)Also, it's oddly that Hyperions used here are 8 months old...
It could be interesting if you include, in your tests, any possible issue concerning OS installation or updating drivers (from the CD included in the box to the updated drivers from the manufacturer's site) because this is what happens to most buyers out there. Remember that you're testing a 64bit CPU with a 32bit OS, and drivers development will be a further support insurance.
Wesley Fink - Tuesday, August 3, 2004 - link
#79 - Page 13 is corrected. That error slipped past 3 proofreaders. Thank you for alerting us.Sidewinder0010 - Tuesday, August 3, 2004 - link
the k8t neo2 overclocking page has a typo that was throwing me off"much lower than the 290 on the K8T Neo2"
That should be changed to k8n neo2
Compddd - Friday, July 30, 2004 - link
Wesley, did Asus say when the A8V Rev 2.0 will be hitting Retail Stores like Fry's, Best Buy, etc?thebluesgnr - Friday, July 30, 2004 - link
How does the lower bandwidth (4900Mb/s) affect real world performance?One more thing, perhaps the MSI K8T Neo2 Platinum references should be changed to MSI K8T Neo2-FIR? That's the name of this board on MSI's site, there's no mention of it being a Platinum board. And here's a link of all the boards in the Platinum series: http://www.msicomputer.com/pressrelease/platinum.a...
Off-Topic: Wesley, will there be reviews on AnandTech of Socket A mobos based on the nForce2 Ultra 400Gb and VIA KT880 chipsets? They offer the exact same features of the mobos on this roundup, and with the new Semprons and the good XP-Mobiles I suspect a lot of your readers are still interested in this socket.
Sorry for the off-topic.
Wesley Fink - Friday, July 30, 2004 - link
#75 - You are confusing boards as MSI had TWO boards in the roundup. We had no problems at all with the first or second K8N Neo2 (based on nForce3 Ultra) we tested, and that is the board that received the Gold Editors Choice. The MSI K8T Neo2, based on the VIA K8T800 PRO, was the problem board and we definitely did NOT give the K8T Neo2 an award.#74 - On page 5 we talk about the memory bandwidth differences in 1T and 2T command rates: "The best performance is at a Command Rate of 1T, and the Abit AV8 was completely stable at a 1T setting with 2 DIMMs. Standard memory bandwidth measured with SiSoft Sandra 2004 SP2 shows a 6000 MB/s bandwidth with 1T Command Rate compared to a 5000 MB/s bandwidth with a 2T setting." This is also mentioned on page 11: "While a full memory comparison of the nVidia and VIA chipsets is beyond the scope of this roundup, we did run several SiSoft Sandra 2004 SP2 runs of the memory test module. At default settings, and the aggressive 2-2-2-10 timings on the FX53, the nF3-250 Ultra showed memory bandwidth in the 6100 range for FPU and Float. The same test on the VIA K8T800 PRO boards showed memory bandwidth in the 6000 range. Performance of both chipsets at the 1T setting was very similar. 2T Command Rates, with everything else the same, generated bandwidths of 4900 to 5000Mb/second."
Z80 - Friday, July 30, 2004 - link
Considering your statement "Our concern is based on the fact that we went through 3 K8T Neo2 boards before we got one that really worked" I'm surprised that you went ahead and gave the MSI board your gold award. I see that MSI is being sued for intentionally using capacitors that were made with an improperly-formulated electrolyte solution. My personal experience with MSI quality assurance was never good at least back in the day it wan't but maybe they have changed like you say OCZ has? I'll stick with Asus and Abit, thank you.SignalPST - Friday, July 30, 2004 - link
quote from the article:"We even found that all six of the tested motherboards performed at the fastest timings available and a 2T Command Rate with 4 DIMMs on board, so even that is a non-issue."
Does that mean that if 4 sticks of ram are installed, there won't be a performance hit and it will work just as fast as 2 sticks installed?