Soyo P4I875P Dragon 2 experience

Compellor

Senior member
Oct 1, 2000
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For those that are thinking of getting this mobo, I can tell you a little about what I've experienced so far with it.

Installation went okay. The screw hole at the top center on the board was a little off center, but I manged it get it installed. It almost looks like it was drilled just a little too far from the top. Once in, I got everthing hooked up and proceeded to start it up. I checked the BIOS and noticed it came with the release BIOS dated 5/16/03. I went ahead and tweaked the BIOS to my preferences and proceeded to install Windows XP. I installed the OS using the Highpoint IDE RAID 0 config that I had on a previous system. It installed fine. Running at stock speeds I ran a few benchmarks, including Sandra, and noticed the memory bandwidth scores were a little low. I'm using Crucial PC3200 in dual-channel mode. I'm sure LL memory from Corsair or Kingston would do better, so you may want to think about that before getting this mobo. Check Soyo's Web site for memory compatibility with this mobo.

I decided I would update the BIOS to the next one, dated 7/14/03. This is where I ran into a problem. No matter what I did, the mobo would not let me update the BIOS. I finally contacted Soyo tech support and they told me to try using the command line switch: awdflash p4cw4aa2.bin /f /sn /py. That did the trick and I was able to update the BIOS.

This BIOS features the 0.8 memory divider, allowing a 5:4 ratio. I didn't really buy this board with overclocking in mind, but I did manage to overclock my P4 2.8C GHz to 3.4 GHz, using the 5:4 option. It made it to the Windows desktop fine. You may need to up the core voltage to 1.6v to get a stable overclock. I didn't notice much improvement at stock speeds with this newer BIOS, but did notice better stability.

I have tried the new "overclocked" BIOS dated 8/01/03, and it did improve memory bandwidth but defaults the DRAM voltage to 2.8v. I suggest only using this BIOS if you plan to do some serious overclocking. For now, the BIOS version p4cw4aa2 seems to be the most stable but this board needs a little more work I think. I'd like to see Soyo release a new BIOS with the memory bandwidth improvements from the overclocked BIOS, while keeping the DRAM voltage at stock along with the other BIOS settings. I'm not much into overclocking at the moment, but would like to see some more performance improvements.

Overall this a great mobo if you're looking for a variety of storage options. The BayOne memory card reader works fine if you need it. I tested the USB 2.0 ports on it and they work fine. I did notice that having it hooked up uses 3-4% constant CPU usage. I haven't tried the SATA RAID option as I'm waiting to get the new hard drives for it. I've played several games on it (old and new) and it hasn't locked up on me yet. It's stable in the gaming dept. and damn fast!

I would love to hear from other P4I875P Dragon 2 owners on what their thoughts are on this fine mobo. I'll add to the discusson if any improvements are made to the BIOS and any other experiences.
 

labgeek

Platinum Member
Jan 20, 2002
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Mine is on the way. I've also got 2 WD raptors coming for RAID-0. FedEx shows them as having left Ft Worth about an hour ago. Should be on thier way to Louisiana now. I'll want to buy a replacement processor and memory soon as I've only got a 2.53 and 1GB of Crucal PC2100 at the moment. It was the drives or a new proc and memory. Figured it's less "invasive" to change out the processor and memory than trying to move from an IDE to SATA RAID setup.

This is all going in a new Antec "Hear the Quiet" Sonota case that was in the Hot Deals forum. Also have a couple of Zalman coolers coming. 1 for the processor, a CNPS-7000CuAl, and 1 for the video card, a ZM80C-HP. Not interested in overclocking, just speedy and QUIET. Had to decide between this board and the Gigabyte 8KNXP. The fanless chipset cooler finally did it. Hopefully the WD's won't be too loud when mounted in the Antec's rubber grommetted drive sleds.
 

Compellor

Senior member
Oct 1, 2000
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Sounds good. I might get the WD Raptors myself. Let me know how good that case is, too.
 

labgeek

Platinum Member
Jan 20, 2002
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The case is here. It's heavy... But the finish is really nice. I like the layout with the hard drives sideways. Motherboard and drives are about 50 miles from here now. Should be delivered Monday.

I'm looking at memory now. In the past I've almost always gone Crucial. The couple times I haven't I've run into memory problems. I'm thinking about Kingston now. Their site is reccommending ValueRam though. I was thinking about HyperX - the none a, 2-2-2-6-1T variety. It's $271 at newegg. But the VR (3-3-3) that they suggest was $232 and the link from the thread stickied in Hot Deals has it at $186 w/free 2nd day air shipping. That's $85 difference... I don't overclock so would I really see the difference? That's $85 I could use towards a faster processor.
 

Compellor

Senior member
Oct 1, 2000
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I'm running 1 GB (2x512 MB) Crucial PC3200 on this mobo. Got it for $178 at Newegg. It will do 2.5-3-2-5 without a problem. At stock speeds you're not going to see much of a difference between RAM. Check the memory article here:

http://www.anandtech.com/memory/showdoc.html?i=1828

I'd go with Crucial if you don't intend to overclock. It's running stable on this board. And from what I saved in memory costs, I was able to get the P4 2.8C GHz cpu.
 

labgeek

Platinum Member
Jan 20, 2002
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In my searching I came across what appears to be Mushkin Black PC2700 Level 2 512MB modules for $99 - See my thread in Hot Deals here - http://forums.anandtech.com/messageview.cfm?catid=40&threadid=1112864

I ordered 2. From what I'm seeing I might be able to push those a bit. If not, I can go 5:4 and run them at 320. Or I would think I would be able to trade these out for a decent pair of PC3200 pretty quickly. Mushkin direct is $145 ea, and NewEgg wants $149ea. I got them for $219 shipped overnight for the pair.
 

labgeek

Platinum Member
Jan 20, 2002
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RAM that finally showed up is Black L2, but mb idents it as PC3200 not PC2700. Still tweeking. So far running 2-3-2-6 stable. Going 2-2-2-6 blue screens on boot. Playing with 2-3-2-5 now. So far so good.


BTW, for anyone reading this having problems updating the bios with the "part number does not match..." error. Use the /f switch on the command line. As in: awdflash /f p4cw4???.bin