Overclocking

Given the launch frequencies, you can expect that Phenom isn't a tremendously overclockable chip.

While we were able to run our 2.4GHz chip at 3.0GHz, we couldn't get it stable. Even 2.8GHz wasn't entirely stable, but 2.6GHz was attainable for benchmarks.


AMD's OverDrive Utility, note that it reads the memory controller as single channel because Phenom actually has two independent 64-bit memory controllers instead of a single 128-bit one. Current BIOSes and the AMD utility incorrectly report this as being single-channel.

All of our overclocking was done using AMD's nifty new OverDrive utility, which is a Windows utility that can control virtually every single BIOS option from within your OS. You can overclock individual cores, change memory timings, voltages and most importantly: it all works.

The application is a little slow to respond when making changes and it would be nice if there was a hotkey to bypass the application loading its last settings, but it's truly a beauty to work with and one of the best aspects of today's launch.

The Test

CPU: AMD Phenom 9900 (2.6GHz)
AMD Phenom 9700 (2.4GHz)
AMD Phenom 9600 (2.3GHz)
AMD Phenom 9500 (2.2GHz)
Intel Core 2 Quad Q9450 (2.66GHz/1333MHz)
Intel Core 2 Quad Q6700 (2.66GHz/1066MHz)
Intel Core 2 Quad Q6600 (2.40GHz/1066MHz)
Motherboard: ASUS P5E3 Deluxe (X38)
MSI K9A2 Platinum (790FX)
Chipset: Intel X38
AMD 790FX
Chipset Drivers: Intel 8.1.1.1010 (Intel)
AMD 790FX Launch Drivers
Hard Disk: Western Digital Raptor 150GB
Memory: Corsair XMS2 DDR2-800 4-4-4-12 (1GB x 2)
Corsair XMS3 DDR3-1066 7-7-7-20 (1GB x 2)
Video Card: NVIDIA GeForce 8800 GTX
Video Drivers: NVIDIA ForceWare 169.09
Desktop Resolution: 1920 x 1200
OS: Windows Vista Ultimate 32-bit
Socket-AM2+, Not So Positive? General Application Performance
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  • Regs - Monday, November 19, 2007 - link

    Why wait? Why on earth would you want to wait? Read Anand's rant, which I agree completely with. AMD has become it's own worst competitor. It's bending to pressure and they're steering away from their own customers and focusing in how to "compromise" their competitor.

    They didn't even know what they were going to launch until the last minute. So why on earth would you want to wait for more broken promises and disappointment? Maybe we should all take a trip to Tahoe. And while we're there, we can take every upper level manager out for a evening of electro-shock therapy.

    How can such a customer-centric company, after making a block buster product called the K8, collapse so quickly from pressure? They had a golden hand and folded it. Granted a CEO has to take risks to progress the growth of the company, but what he cannot do is ignore what they were successful at. Like in any business SWOT analysis, starting with strengths and weaknesses, you improve your strengths and risk the weaknesses. For the past 4-5 years, AMD has been risking the strengths and improving their weaknesses.

    I've never seen such a failure of upper management since Audigy made the blunder of completely focusing on their strengths and ignoring everything else. AMD has completely lost their competitive edge. Without it, well, you can see with all the red ink AMD has to share with their shareholders.

    R&D and it's efficiency is only the tip of the ice burg they'll have to improve. What they have to worry about now is finding a new target market for their processors which by keeping manufacturing prices down could of helped however they completely ignored from day one. They also need to offer better platform support because their major weakness is their manufacturing. To why on earth AMD's marketing department are trying to sell things their manufacturing and partnered chip makers can't deliver is beyond any explanation I can give. They're obviously not setting any real obtainable goals for themselves. They failed every goal this year. The only goal I can see they obtained this year was merging with ATi and doing so just for the sake of growth. Oh yes, and they did shrink to 65nm after all ready switching to DDR2, which made everybody who owned a 90nm DDR2 K8 so enthusiastic to upgrading. (SARCASM).
  • DrMrLordX - Monday, November 19, 2007 - link

    Honestly the only reason to wait is if you're looking to upgrade an existing AM2 system.
  • Tesselator - Monday, November 26, 2007 - link

    I wonder if it means anything that there is no such thing as LightWave 9.5

    ??

    The highest version is 9.3.1 and it JUST became available 11-20-2007 and there are no "special", "early", or "advanced" releases from NewTek for anyone in any way shape or form. Oh well, it"s good for a chuckle at NewTek I guess. :)


  • TechLuster - Monday, November 19, 2007 - link

    I'm surprised, but happy, that I'm apparently not the only one who remembers the title of Anand's Core 2 review.

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