More Features: Asus A8N-VM CSM


The 4 DIMMs support up to 4GB of ECC/non-ECC unregistered DDR memory in a dual-channel configuration. The color coding is correct here - match colors for each channel - but this places the DIMMs with no spacing in-between in a 2-dimm setup. IDE and Floppy cable connections are all at the upper right edge, which is normally the best location.

The 430 Southbridge supports 4 Sata2 ports, where the cheaper 410 supports just 2. Asus uses the full-surround SATA connector for a more durable port connection.

Keeping with the image of a higher end integrated chipset, Asus includes an IEE1394 Firewire port on the rear IO. You can also see the Dual video connectors in the IO ports. We tried running both ports at the same time and had no problem at all. IMPORTANT: The DVI-D port will only work with a digital display, such as a flat panel or digital TV. You cannot use an adapter on the DVI-D connection to drive an analog connection.

The BIOS options were surprisingly sparse on the Asus A8N-VM CSM. As you can see, there really aren't any voltage adjustments at all - no vCore, vDIMM, or chipset voltage adjustments. The board supports AMD Cool'n'Quiet, but then has no means of adjusting multipliers in BIOS. The CPU clock is adjustable, but with a very limited range from 200 to 240. The point is that there are extremely limited means to really overclock the A8N-VM.

Asus provides a fairly complete selection of memory adjustments, but without the most important voltage adjustment for memory, the adjustments are something of a moot point. There are no memory voltage adjustments at all in the current Asus BIOS.

We confirmed that the Graphics Clock Frequency was really 475 instead of the 425MHz seen in the base GeForce6100 chipset. While this should provide better graphics performance, you will see that the real impact is pretty small.

Basic Features: Asus A8N-VM CSM Test Setup
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  • Wesley Fink - Thursday, December 1, 2005 - link

    The Asus DOES include HD Audio with the AD1986 codec - the same codec used for HD on the recently reviewed A8R-MVP. However, SPDIF is provided by an optional SPDIF module and TV out is also an optional module. That means you will need to buy optional modules to fully use these features.
  • Donegrim - Thursday, December 1, 2005 - link

    or if they are just headers, solder some wires onto the approriate points. Well, you might save some money.
  • TowerShield - Wednesday, November 30, 2005 - link

    Doesn't it have HD Audio? Is the on-board sound not real HD?
  • bob661 - Thursday, December 1, 2005 - link

    quote:

    Is the on-board sound not real HD?
    After looking through the manual for the board it appears that you have to buy a seperate S/PDIF (fiber optic) module in order to get the true 5.1 surround audio. Also, in order to get the TV Out (S-video) you have to buy that seperately too. 5.1 is not standard and neither is the TV Out. That sucks a bit. Why not include at least the optical out as standard considering most motherboards have it?
  • LoneWolf15 - Thursday, December 1, 2005 - link

    I agree, ASUS made a big mistake in not including a TV-out +SPDIF (preferrably coax and optical) on a single backplate and including it with this mainboard. This looks like an incredible board for an HTPC product --and that one simple mistake takes it from perfect to missing the mark.
  • bob661 - Thursday, December 1, 2005 - link

    It DOES have the HD Audio module but you won't be able to get true 5.1 sound without the optical out.

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