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How-To Geek Forums » Build Your Own PC

My First Build: The Parts

(10 posts)
  • Started 4 months ago by yebellz
  • Latest reply from yebellz
  • Topic Viewed 353 times

yebellz
Posts: 5

Hi Everyone, I'm building a PC for the first time. I plan on using this as my main general purpose powerhorse that will complement my 2 year old laptop. Reliable storage is important to me. Maybe some gaming, but I'm not too obsessed with graphical performance. I plan on dual booting Windows and Ubuntu.

The Parts:
Intel Core 2 Quad 2.83 GHz ($220)
Item= N82E16819115041

ASUS P5Q3 Intel P45 ($145)
Item= N82E16813131344

LIAN LI PC-61 ATX Mid Tower with Seasonic 550W Powersupply ($160)
Item= N82E16811112200

CORSAIR 6GB DDR3 1600 ($125)
Item= N82E16820145236

Western Digital WD1001FALS 1TB SATA ($100)
Item= N82E16822136284

EVGA GeForce 9400 512MB ($55)
Item= N82E16814130389

Samsung DVD/CD RW w/ LightScribe ($28)
Item= N82E16827151173

Any comments/suggestions/advice/flames?

I am interested in setting up RAID (either RAID 1 with 2 HDs or RAID 5 with 3 HDs). The motherboard supports these RAID levels, but would it be hard to get both Windows and Ubuntu to boot off this "fake RAID" (is that what they call it)?

Posted 4 months ago #
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ScottW
ScottW
Posts: 6609

yebellz, hello. The only problem that I see is with those DIMMs in that motherboard. In the motherboard specs at Asus, they have this strange note about the memory: "DDR3 1600MHz or above DIMMs work only on the Orange slots for one DIMM per channel." I'm not sure exactly how that will work. When you install the third DIMM in a black slot, will it not work or just fall back to 1333? Also, with 3 DIMMs, you won't get dual channel mode anyway. You should probably change DIMMs or change motherboards. You do know that the 3 DIMM set is for boards that support triple channel memory, right?

You can read about Ubuntu and FakeRAID here.

Posted 4 months ago #
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yebellz
Posts: 5

Thanks for the advice, Scott. Since only two of slots work at full performance, I think I may get the following RAM set instead:

OCZ 4GB (2 x 2GB) DDR3 1600
Item# N82E16820227324

This motherboard looked good to me at first, but as I read more about it, it seems a bit sketchy. The reviews are mixed (but reviews seem to be a bit mixed for most motherboards), with some users complaining about its RAM performance. Maybe I'll look into some other options as well.

Could someone suggest some reliable motherboard manufacturers? I know some of the major names like Asus, MSI, Gigabyte, but I don't really know that much about their reputations for quality and reliability.

I am also going to forgo setting up RAID as well. It seems like it would be just easier to just do backups to a second hard drive manually or with a utility. A friend of mine also pointed out that if the motherboard dies then it might be fairly difficult to recover the RAID array.

Posted 4 months ago #
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ProstheticHead
ProstheticHead
Posts: 345

If you were to use something like the XFX Revo 64 raid controller you'd have no trouble with replacing the motherboard. I found using this particular card in JBOD gave slightly less performance than connecting directly to a SATA port though RAID 1 & 0 still performed nicely.

Posted 4 months ago #
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ScottW
ScottW
Posts: 6609

ProstheticHead, if I'm reading this right, the XFX Revo 64 RAID controller card attaches to a PCI bus at 66 MHz. That's not a lot of bandwidth for hosting multiple, modern SATA II hard drives. Such an array could saturate the available bandwidth of a 66 MHz PCI bus. Also, as I understand it, JBOD doesn't provide a performance increase.

However, the idea of a dedicated hardware RAID controller card is sound, especially since there are multi-lane PCI-E cards available today with far more available bandwidth. Such a setup would be expensive, but it's "real" RAID, not fake RAID!

Posted 4 months ago #
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ProstheticHead
ProstheticHead
Posts: 345

That particular card has been around for a few years, but they're REALLY cheap, and for general day to day use will do just fine.

@Scott, sorry I posted that at 8am (GMT), got tongue tied & brain fried. LOL. Anyway, as I should have said before, there was a noticeable decrease in performance using the card under JBOD as opposed to my motherboards on board "software" RAID. I guess the 66MHz bottleneck you pointed out would be a plausible explanation for that.

Posted 4 months ago #
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yebellz
Posts: 5

I think I'll skip setting up RAID. I was mainly interested in it for data integrity, not the read/write performance aspects. It seems like setting up backups to a second drive would be an easier solution for me.

A friend of mine pointed out that the Asus mobo had Crossfire support, which I don't even plan on using. I found this other motherboard that I think I will get instead.

GIGABYTE GA-EP45C-UD3R $120
Item# N82E16813128364

Four Cores or Two?
Should I get a faster dual core processor or stick with the quad core? For less money, I can get a 3.16 GHz Core 2 Duo (at $190) instead of the 2.83 GHz Core 2 Quad (at $220). Could someone make some remarks about when faster clock speed is more important versus having more cores? The $30 price difference isn't much of an issue, actually I'm a bit under my budget anyways.

Posted 4 months ago #
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ScottW
ScottW
Posts: 6609

yebellz, that's a very good question you ask. For any task in which the CPU is the primary dependency, the clock speed always matters. Assuming the same CPU core, and that's very important, the higher clock speed will mean that CPU-bound tasks are finished faster. With I/O bound tasks, such as waiting for the hard drive to return data or waiting for the user to press a key, the clock speed is unimportant. It becomes a choice of whether the CPU can do nothing 2.83 billion times a second or do nothing 3.16 billion times a second!

In practical use, the number of cores is less important because not every operation can be broken down into parts that can be operated on independently. Not every application is multi-threaded, nor does every multi-tasking operation take advantage of all the cores. When multiple cores can be put to use, they will definitely be able to complete tasks faster than a single core at the same speed. However, the processing power does not scale linearly with the number of cores. In other words, 2 cores can't complete a task in half the time as one.

The bottom line is that a faster clock speed will be helpful more often than multiple cores will be. For certain applications that are designed for multiple cores, the quad core can outpace a dual core with a higher clock speed.

Posted 4 months ago #
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yebellz
Posts: 5

Updated (and likely final) Configuration:

Intel Core 2 Quad Q9550 2.83 GHz
Gigabyte GA-EP45C-UD3R Intel P45
Lian Li PC-61 Mid Tower with Seasonic 550W PSU
mushkin 4GB (2 x 2GB) DDR3 1600
Western Digital Caviar Black 1TB
EVGA GeForce 9400 512MB
Samsung DVD/CD RW w/ LightScribe

I'm going to go with the quad core. The dual core is only slightly faster, while the quad core has twice as much L2 cache. I also decided to get some more expensive RAM, with better timing specs and ratings.

These core components of my system sum up to just under $800. I still need to pick out a monitor and some nice peripherals though.

Thanks for all of the help! I'm going to buy this stuff in the next couple of days unless I get some very compelling comments against.

Posted 4 months ago #
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