Test Setup

NVIDIA designed the 680i chipset motherboard that is being released as the EVGA 680i SLI.

Click to enlarge

The 6-phase, 6-layer motherboard is passively cooled for normal operation. An accessory fan for the chipset is included for extreme overclocking. Since this is a review of the new 680i chipset there will not be in-depth comments on the board layout. However, readers should be aware of the horrible location of the front panel connectors in the middle right edge of the board. They are stacked in line on-top of the auxiliary 12V Molex and the IDE connector, with the memory slots on the other side.

This busy location makes it impossible to do much of anything in setup without dislodging the front panel LEDs and switches. The color code for the front panel connector is also wrong, and does not match any case setup we have tested. Color coding is a good idea but colors should match common setups. NVIDIA is aware of the issues with the location of the front panel connector and the color-coding and they have told us both issues will be fixed in a future revision of the motherboard.

The EVGA 680i SLI was used for all testing of the 680i chipset.

Performance Test Configuration
Processor: Intel Core 2 Duo E6700
(X2, 2.67GHz, 4MB Unified Cache)
RAM: 2 x 1GB Corsair TCM2X1024-9136C5D
Tested at DDR2-800 3-3-3 2.2V
Hard Drive(s): Hitachi 250GB SATA2 enabled (16MB Buffer)
System Platform Drivers: NVIDIA - 9.35
Video Cards: 1 x EVGA 7900GTX - All Standard Tests
2 x EVGA 7900GTX - SLI on NVIDIA
1 x ATI X1900XTX - ATI Standard Tests on Intel
2 x ATI X1900XT (Master+Standard) - CrossFire on Intel
Video Drivers: NVIDIA 93.71
ATI Catalyst 6.10
CPU Cooling: Tuniq Tower 120
Power Supply: OCZ GameXstream 700W
Motherboards: EVGA 680i SLI
ASUS P5W-DH Deluxe (Intel 975X)
Intel 975XBX (Intel 975X)
ASUS P5B Deluxe (Intel P965)
ASUS P5N32-SLI (nF4 SLIX16 Intel)
Biostar TForce P965 Deluxe (Intel P965)
Gigabyte GA-965P-DQ6 (Intel P965)
DFI Infinity 975X/G (Intel 975X)
ASRock 775Dual-VSTA (VIA PT880 PRO)
Operating System: Windows XP Professional SP2

The AnandTech launch article for the NVIDIA 8800 GPUs provides test results with the 680i, 8800, and Core 2 Duo and Quad processors. This chipset review in contrast concentrates on comparing performance with our standard setup of the E6700, 2GB of DDR2 running DDR2-800 3-3-3 timings, and the NVIDIA 7900GTX to other tested Socket 775 Core 2 motherboards.

NVIDIA Control Panel & nTune 5 Memory Performance
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  • StriderGT - Thursday, November 9, 2006 - link

    Also, some Intel chipset fans believe that Intel chipsets are best for a rock solid system (for the record, I'm not one of these people), I guess we'll see if nVidia will change thier minds.

    No it won't, its the same group of people that suggested the P4 was a more "stable" platform than the Athlon 64 platform. Its simply a psychological state of denial, when someone has paid more for less needs an excuse: "Stability"
  • skrewler2 - Wednesday, November 8, 2006 - link

    I agree with you on your two points.

    I also wish PM tech was standardized.. I just went through a headache researching what was compatible with what chipset etc, imo it should just all work. From what I understand, the SATA II standard isn't even really a standard at all.. anyways I agree that NV should start implementing Port Multiplier support!
  • yyrkoon - Wednesday, November 8, 2006 - link

    Yeah, I recently bought a budget Asrock board that SUPPOSEDLY supported SATAII connections. As per the standard, SATAII is supposed to support native command queuing (NCQ), and up to 3Gbit/s throughput on each connector. Anyhow this motherboard does not support NCQ . . . which is the majority of the reason to own a SATAII drive / interface, the rest is basicly marketing hype.
  • Kougar - Wednesday, November 8, 2006 - link

    Wanted to point out all the tables on the Memory Performance page are mislabled as "980i".

    Also some power consumption figures would be good, even if not critical. With a chipset cooler that huge it's about a giveaway it is hiding a nice and crispy chipset! ;) Thanks for the article!
  • Wesley Fink - Wednesday, November 8, 2006 - link

    The perils of Table cut-and-paste are now corrected.

    Please see comments above above Power Consumption. That information will be added to the review since several have requested it.
  • Avalon - Wednesday, November 8, 2006 - link

    I was much more interested in the 650i Ultra boards, specifically how well they overclocked compared to the 680i you benched. Additionally, do you think it's necessary for an active fan cooling the northbridge when highly overclocked on this chipset, or does it run fairly cool?
  • Gary Key - Wednesday, November 8, 2006 - link

    We will not have 650i boards until early December for review. The fan is required for upper-end 24/7 overclocking in my opinion, otherwise the board ran fine without it.
  • yzkbug - Wednesday, November 8, 2006 - link

    tables in page 10: NVIDIA 980i -> NVIDIA 680i
  • ShoNuff - Wednesday, November 8, 2006 - link


    I'm impressed with the review. It was very thorough. In particular, I was amazed at your overclock with the X6800. I am looking forward to getting one of these boards in my hands.

    It appears that NVIDIA has done it this time with respect to the on board memory controller. It is hard to imagine things getting better when the OEM's add their nuances to this board. If results are this good based upon the reference design, it is almost scary thinking about how good a board DFI would/could produce.

    Oh…and btw…I like the new location of the front panel connectors. The new location will make it easier to "stealth" the wires.
  • hubajube - Wednesday, November 8, 2006 - link

    These are ass-kicking OC's!!! Can't wait to own this board.

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