So you want to know what's so good about this
board? Well for starters, take a look at the following table:
| Available
FSB frequencies |
66,
75, 78, 81, 83, 90, 95, 100, 105, 110, 112, 113, 115, 117,
118, 120, 122, 124, 126, 133, 135, 137, 138, 140, 142, 144,
150, and 155MHz |
| Clock
Multipliers |
2x
- 9x |
| CPU Voltage
Tweaking |
provides five
level selections: normal, 2.5%, 5%, 7.5% and 10% voltage
buffer |
| CPU
L2 Cache Latency Tweaking |
Adjustable
from 0-15 |
| Auto PCI Clock |
The PCI bus speed
is automatically set between 30MHz and 40MHz regardless of
FSB setting. |
The first thing you will notice is the vast array of
Front Side Bus frequencies you can choose from. The overclocking
capabilities of the SY-6BA+III were already very good, so Soyo didn't
have to do much in this department. Unfortunately, this board does
not have FSB speeds in 1MHz increments like the new Abit BE6-II and BF6
do, but at least it has more useful bus speeds like 78 and
81 which most Celerons will use as their sweet spots. The Abit boards do
not offer these FSB speeds.
The next most important feature to
overclockers is voltage tweaking. In the days of the Celeron 300A,
a tweak from 2.0v to 2.1 or 2.2 could often mean the difference between
a stable system and a frequently crashing system at 450 or 504MHz.
Voltage increases of up to 10% are available on this board which means
if you have a CPU that has a default core voltage of 2.0v, you can go up
to a maximum of 2.2v. Some people would have wanted a slightly
higher threshold, but frankly, if your processor is not going to run
at 2.2v, it's most likely not going to run at 2.3 or higher. Add
on to that the fact that past 10% voltage tweaking, you're risking
damage to your CPU.
Another great feature Soyo implemented
into this board is the Auto PCI clock. What this does is set the
FSB/PCI ratio to a level that will keep the PCI bus speed under
40MHz. If you've ever tried overclocking your system to 83MHz or
133MHz you'll probably be familiar with component failures. The
hard drive or some other PCI device will often cause more problems then
the CPU when running over spec. What the SY-6BA+III does is divide the
FSB by 2, 3 or even 4 to get the PCI speed somewhere between 30 and
40MHz. Running at a 133MHz FSB speed and 33MHz PCI speed is much
better than running at 133 and 44.3MHz respectively. Here is a
summary of the FSB and PCI speeds:
|
FSB / PCI
|
| 66/33 |
105/35 |
100/33 |
138/35 |
| 75/37 |
110/36 |
122/37 |
140/35 |
| 78/39 |
112/37 |
124/31 |
142/35 |
| 81/40 |
113/37 |
126/31 |
144/36 |
| 83/40 |
115/38 |
133/33 |
150/38 |
| 90/30 |
118/39 |
135/33 |
155/38 |
| 95/31 |
120/40 |
137/34 |
|
Not only is the PCI clock automatically
chosen for you, the AGP clock is also chosen for you
automatically. It is automatically set to 1/1 or 2/3 of your FSB
speed so you don't have to worry about it (of course you can always
override their choice). Unfortunately, it's not
as flexible as the PCI autoclock, so you may have some trouble getting
your AGP video card running at over 72MHz. TNT/TNT2's are widely
known for failing when run over spec. The new GeForce's however,
run beautifully with 100+MHz AGP clockspeeds.
Finally, there is one more feature which
aids in the overclocking field and that is the L2 cache tweaking of your
CPU. You can choose any setting between 0 and 15 which can
sometimes help you increase stability in those situations where your CPU
runs at a certain speed but will crash once or twice a day. Other
than that, it will not help you gain any significant ground but it definitely helps.
The best thing about the above
mentioned features is that they are all selected via a single screen in
the BIOS setup, called Soyo Combo Setup. This was an awesome
design decision by the people at Soyo and really makes things a lot
easier. You can set the CPU speed, FSB speed, voltage tweaking and
L2 cache tweaking while viewing the current PCI/AGP speed,
hardware temperatures and fan RPMs all on the same screen!
The final feature of this board which
makes it standout from the crowded BX board market is the the top notch
hardware monitoring capabilities. This board (like the SY-6BA+III)
comes with a Winbond
83782D chip which does all of the monitoring. The nice thing
about this chip is that it can read the CPU's temperature straight from
any of Intel's 0.25 micron processors including the Pentium II, III and
Celerons for a more accurate reading than placing a thermistor on the
CPU's surface.
The layout of this board is similar to
that of most other slot-1 boards and is pretty much identical to the
SY-6BA+III. As you can tell, the ATX
specification was followed quite closely. The ATX connector is placed
behind the Slot-1 as usual but much closer to the right-edge of the board
compared to the Abit BH6 in which the connector is close to the top-center of the board. The IDE and floppy drive connectors are all
placed in a good position which should reduce cable clutter to a
minimum.
There are ten high quality capacitors
placed right beside the Slot-1 to increase stability and many more
scattered around the rest of the board. There are also three 3-pin fan
connectors available. Two are close to the Slot-1 to provide a
dual fan cooling solution and one is placed at the bottom left corner to
attach a chassis cooling fan if desired.
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