Hyper Threading

Intel's Hyper Threading technology has been widely accepted in the enterprise and desktop markets, to the point where the vast majority of systems ship with Hyper Threading enabled.

Our tests have shown that Hyper Threading improved performance 3% - 5% on average and thus, we left it enabled for all of our tests here.

The Tests

We ran two sets of tests for this comparison: an updated version of our own home-grown tests on the AnandTech Forums Database, as well as another more strenuous test representative of enterprise-class transactional database serving applications. We will discuss the two tests in greater detail in the coming pages, but first, the basic hardware configuration for our tests:

Opteron System
Dual 250 Opteron processors
4GB PC3200 DDR (Kingston KRX3200AK2) memory
Tyan K8W motherboard
Windows 2003 Enterprise Server (32 Bit)
8 x 36GB 15,000RPM Ultra320 SCSI drives in RAID-0

Xeon System
Dual 3.6GHz Xeon processors
4GB DDR2 memory
Intel SE7520AF2 motherboard
Windows 2003 Enterprise Server (32 Bit)
8 x 36GB 15,000RPM Ultra320 SCSI drives in RAID-0

Nocona - New Life into the Xeon Line-up Constructing a Database Benchmark (average load)
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  • knitecrow - Monday, September 13, 2004 - link

    Something caught my eye:

    "The difference in performance between the Opteron 250 and the Nocona 3.6 is approximately 2%, which is also our tolerance for deviation between test runs."

    I know its an unfair charge to level against this site, as everyone does it, but why aren't there any error bars?

    In my freshman physics class they really made the point that graphs with out error bars are useless.... and the work was rubbish.

    Just by looking at the graph I can't tell the variance or the margin of error. Wouldn't it be helpful if we had the information?

    Anyway, just a thought.
  • saechaka - Monday, September 13, 2004 - link

    the message is clear the beat must go on
  • MAME - Monday, September 13, 2004 - link

    AMD > Intel once again
  • Shadowmage - Monday, September 13, 2004 - link

    The Opteron applies extreme beats yet again! :D

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