Raja's Midrange Overclocking Systems

What about building a bang-for-the-buck overclocking experience, you ask? As our resident overclocking guru and motherboard reviewer, Raja has more experience with this area than the rest of us so we turned this section over to him. In order to keep things simple, we kept nearly all of the components in Vivek's midrange build but switched out the motherboard, processor, RAM and PSU. We also added an aftermarket cooler to allow the CPUs to reach their full potential. Here's what Raja put together. [Ed: Text by Jarred, most of the picks by Raja.]

Raja's Midrange AMD Overclocking System
Hardware Component Price
Processor AMD Phenom II X6 1055T
(Thuban 45nm, 2.8 to 3.3 GHz, 6x512KB L2, 6MB L3, 125W
$179
Motherboard ASUS M4A89GTD Pro (AMD 890GX AM3) $135
CPU Cooler Noctua NH-U12P SE2 120mm SSO $60
Video ASUS Radeon HD 6850 1GB (EAH6850) $200
Memory G.Skill 2x2GB DDR3-1600 (F3-12800CL9D-4GBNQ) $65
Hard Drive WD Caviar Blue 1TB (WD10EALS) $70
Optical Drive ASUS 24x DVDRW (DRW-24B1ST) $20
Power Supply Seasonic S12II 620W Bronze (80 Plus Bronze) $75
Case Antec Nine Hundred Two $89
Total System Price $893

For AMD overclocking, I chose one of the hex-core Thuban CPUs, just so you can get every last ounce of performance out of AMD's architecture. The ASUS motherboard ended up being our top AM3 overclocking selection--at least when keeping prices in check--and is good for up to a 50% overclock by raising the base clock. Thuban will generally top out in the 4.0-4.2GHz range, making this board a perfect fit. The Noctua cooler will help keep things cool without making a ton of noise, and the Seasonic S12II 620W power supply should deliver clean, stable current to the system.

Alternately, if you want to spin the wheel, you can also try your hand at core unlocking and save some money. $100 will buy you the Phenom II X2 560 Black Edition, which has two disabled cores. The ASUS board allows core unlocking, provided your CPU can handle it. Many users have had success with core unlocking, but there's no guarantee, and you'll never get the six cores that Thuban processors offer.

Our memory kit may not look like much, with its DDR3-1600 speed and CAS 9 timings. In reality, it shouldn't limit you but it's getting tricky to determine which memory to buy for overclocking. Vendors are now covering up their IC choices so much it's difficult to know what's inside; what we're looking for is an Elpida BBSE type variant or a similar IC from PSC. The G.Skill kit should work, but YMMV.

Raja's Midrange Intel Overclocking System
Hardware Component Price
Processor Intel Core i5-760 Lynnfield 45nm
(4x2.8GHz to 3.33GHz Turbo, 8MB L3, 95W)
$200
Motherboard ASUS Maximus III GENE (Intel P55 1156) ($20 MIR) $127
CPU Cooler Noctua NH-U12P SE2 120mm SSO $60
Video ASUS Radeon HD 6850 1GB (EAH6850) $200
Memory G.Skill 2x2GB DDR3-1600 (F3-12800CL9D-4GBNQ) $65
Hard Drive WD Caviar Blue 1TB (WD10EALS) $70
Optical Drive ASUS 24x DVDRW (DRW-24B1ST) $20
Power Supply Seasonic S12II 620W Bronze (80 Plus Bronze) $75
Case Antec Nine Hundred Two $89
Total System Price $906

Okay, first let's get this out of the way: Sandy Bridge is right around the corner. Think your hopped up i5-760 overclock is impressive? Imagine an unlocked Sandy Bridge chip running at 4.3-4.5GHz on air cooling. If you're into Intel overclocking, we'd really consider just waiting a bit longer right now. But, if you must buy a P55 system right now and you want a good overclock....

For the CPU, the i5-760 remains the most sensible choice. Priced at $200, you still get four cores with great overclocking potential--hitting 4.0-4.2GHz is generally common with an appropriate motherboard and cooling. The jump to i7-870 is $80 and all you really get is Hyper-Threading, since maximum overclocking means you'll want to disable the Turbo Boost feature and most of the Lynnfield CPUs are going to top out around the same 4.2GHz. We might be swayed to make an investment in Core i7 if it weren't for Sandy Bridge; then again, there's an upside: motherboards that used to push nearly $200 have come down quite a bit and there are plenty of rebates going around right now.

The motherboard is always a critical component for overclocking, and even though there are plenty of options that can do well, we wanted something more than just a decent overclock. The ASUS Maximus III GENE can easily hit BLCKs far beyond what you'll need for an i5-760, but even better is the excellent voltage regulation that will allow you to push 4GHz and higher without pumping a ton of current through your CPU. ASUS also makes overclocking very easy on the less experienced, with only minor tweaks necessary to get your system running at top speed.

Cooling for both systems comes courtesy of the Noctua NH-U12P SE2, a high quality push-pull cooler capable of keeping your CPU temperatures down without raising noise levels. While there are decent coolers for a bit less money, we've never been disappointed by the Noctua; it works well even with hex-core processors if you move to X58, so the Lynnfield CPUs aren't going to be a problem.

You'll notice that the power supply isn't the OCZ model Vivek used; instead the PSU is a higher quality Seasonic S12II capable of delivering the clean, stable power you'd want in an overclocked system. If you want to move to dual graphics cards and a heavily overclocked CPU, the 620W power supply should still keep up with everything short of the fastest GPUs. If that's what you'd like, I suggest looking at Ryan's X58 high-end SLI build.

Vivek's Midrange Intel System Anand's Ready for Bulldozer/Sandy SSD System
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  • PubicTheHare - Monday, November 22, 2010 - link

    I see the case pictured in the "cover," but I don't recall any of the systems using this case. I know this case is highly regarded for it's airflow and design. Are some of the cases selected better in these regards, or is case selection truly that personal and cases within the same price range tend to perform the same?
  • JarredWalton - Monday, November 22, 2010 - link

    It's from Newegg's EggXpert system (see the shout out in my config on page 4), and it's a good case. I chose the Antec Three Hundred simply because there was a combo offer with the PSU to save $30, but I've used the HAF in a build before and liked it a lot. Anyway, mostly the picture was used simply to have a picture there with an introductory text. I figured some readers would notice the components didn't exactly match anything we selected, but I didn't think it would really matter. :-)
  • pvdw - Friday, November 26, 2010 - link

    For a near silent PSU go with the Nexus Value 430, or for more power the Seasonic S12II range.
  • The0ne - Monday, November 29, 2010 - link

    Just wanted to say thanks for making the guide base off of each reviewers choice. Personally I think this is a better way to approach a guide and sometimes a review than relying one one person.
  • scarfinger68 - Monday, November 29, 2010 - link

    With the help of great sites like AnandTech I finally put together a new system.

    COOLER MASTER HAF 922
    AMD Phenom II X6 1090T Black Edition
    ASUS M4N98TD EVO AM3 NVIDIA nForce 980a SLI ATX AMD
    (2 for SLI) ASUS ENGTX460 (Fermi) 768MB 192-bit GDDR5
    SeaSonic X750 Gold 750W GOLD Certified
    CORSAIR XMS3 8GB (2 x 4GB) 240-Pin SDRAM DDR3 1333
    (2)Western Digital Caviar Blue 250GB 7200 RPM SATA
    Windows 7 Home Premium 64

    It may not be perfect but its mine now. With shipping it came in at $1297.
    Thanks again,
    Joe
  • rdh - Tuesday, November 30, 2010 - link

    That Athlon II X4 640 comes with a free MSI motherboard (or $10 upgrade to a choice of other Motherboards) at Microcenter. That would knock $75 off your price.

    I upgraded to the MSI msi 785g-e53 for $10 more. Total price was $106 for CPU and Motherboard after the $20 rebate. Also, there have been a rash of 4GB(2x2gb) DDR3 memory sales for $35 or $40 AR. Microcenter had the AData memory for $50 , no rebate.

    In all, you can EASILY knock almost $90 off your budget price... enough for a Radeon 5670/4850/5750 Graphics adapter to create a TRUE budget gaming system for about $370.
  • rdh - Tuesday, November 30, 2010 - link

    ps... only applies if you have a Microcenter... or someone who will match them... nearby.
  • rufwork - Sunday, December 5, 2010 - link

    I've been looking through NewEgg with this guide "in hand", and it appears there are several AM3 options that'll save a few bucks if you BYOV[ideo card]. That said, I couldn't quite get enough on Northbridges to figure out where I'm actually saving money and where I'm settling for less.

    Like the GIGABYTE GA-MA78LMT-S2 is currently $65 and $55 after rebate, but it has a 760G Northbridge. Enough to scare me away? The Intel budget system made do with two RAM slots, so I think that's okay. And it looks like it's still got an IDE plug for my old DVD and hard drives.

    I'd like to conserve as many parts from my last white box, built five years ago, and the "recycler's low end" system is still a bit of an unknown. This is largely my fault for not keeping up with SATA, PATA, PCI-e/x, etc, but I'd love to see it all laid out for those with parts still laying around. Drives (hard and optical), cases & PSUs, and video cards seem to be the things with the best reuse potential -- but even PSUs might have new 8 pin connectors?

    Alternatively, where would an out of touch buyer go?

    (My first Celeron whitebox used an ISA sound card I borrowed from a friend's junk heap... I'm all about the reuse.)
  • FullHiSpeed - Friday, December 17, 2010 - link

    I would love to reach for the stars and have Brian's 24 thread dream machine (or see how it performs).
    If you're not ready to spend $3760 on CPU, MB, and RAM, you can get 2/3 the number of threads for 1/3 the price like this:
    SUPERMICRO MBD-X8DAL-i-O Dual LGA 1366 Server Motherboard $289.99
    16 logical processors - Xeon E5620 2.4GHz 80W Quad-Core CPU 2 *$384.99= $769.98
    12g GB RAM - 2 x Kingston (3 x 2GB) DDR3 1333 ECC KVR1333D3E9SK3/6G 2 * 90.99 = $181.98
    That's the guts of a 16 thread machine for $1,241.95
  • Stormblade - Tuesday, January 4, 2011 - link

    I was all set to start building my machine. I based it on the High End Gaming system here. I'd gone so far as to add the parts to my cart. Came back to check on something and I see the article about Sandy Bridge. Well now I gotta re-think.

    Definitely want to get an i7-2600K but which motherboard? I see the Asus P8P67 being coupled with it so was thinking of basically still getting the system described but getting that MB and CPU instead. Any thoughts on whether this is a horrible idea or not?

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