Archiving Performance

One of our more unusual tests is a benchmark using Quickpar 0.9.1.  Quickpar can reconstruct missing parts of an archive with the requisite Par2 files (files storing parity data).  The reconstruction process can take some time, especially if you're dealing with a large archive missing many files. 

In order to test the impact of CPU performance on reconstructing lost files we created an archive measuring almost 8GB in size and generated 20 Par2 files off of it.  We then threw away part of the archive and told Quickpar to regenerate the missing files using only what it had and the Par2 files.  We report the recovery rate in MB/s.  Note that not only is Quickpar not a 64-bit application, it's also only single threaded, but it is quite dependent on CPU speed.

Quickpar 0.9.1  

The performance breakdown in our Quickpar test is fairly close, but Intel seems to win out each time.  The E6700 is about 6% faster than the X2 6000+ as is the E6600 vs. the 5600+.  At the lower end of the price spectrum, the E6400 manages a 10% lead over the X2 5000+. 

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  • defter - Wednesday, February 21, 2007 - link

    The maximum measured 8800GTX power consumption is about 150W. NVidia has mentioned that absolute maximum is 180W. However, since this is a CPU review, it's logical to assume that they stressed only the CPU in "full load" power consumption test.
  • poohbear - Wednesday, February 21, 2007 - link

    wow so 260w load plus 50w for a 8800gtx, thats only 310wts! kinda strange when companies are selling 1kilowatt psus.:/
  • poohbear - Tuesday, February 20, 2007 - link

    i was gonna ask the exact same question. I wish they'd clarify that in the articles when they talk about power consumption. Is that 263wts under load for the 5600+ JUST for the cpu or the whole system? thanks for any of the writers who can clarify this 100%.
  • JarredWalton - Tuesday, February 20, 2007 - link

    Power reports are always for the entire system. Obviously, lower end GPUs would reduce total power requirements quite a bit, but in maximum load testing the stress is only on the CPU and not the GPU. Thus, the ~50W power difference is going to remain whether you're running an 8800 GTX or an X1300 SE. The latter would simply use probably 40-50W less total power.
  • bamacre - Tuesday, February 20, 2007 - link

    Add in OC'ing and Intel, still, jumps further in the lead.
  • BladeVenom - Tuesday, February 20, 2007 - link

    But most people don't overclock.
  • ViRGE - Tuesday, February 20, 2007 - link

    Many of the readers of this site do though. The C2D is so mind numbingly easy to overclock, it's hard to not do it.
  • Roy2001 - Tuesday, February 20, 2007 - link

    I agree. I never OCed before. But with E6400 it is so easy. I just changed FSB from 266 to 350, I have a 2.8Ghz C2D. No voltage change, no cooling change. That's easy.
  • mino - Tuesday, February 20, 2007 - link

    Not to mention 800FSB E4300 parts.
    2.66/333FSB is pretty much a safe bet on most boards.
    Even 2.13 for $150 is nice with board at STOCK FSB!.
    Who needs E6400 then :) (for stock performance).
  • poohbear - Tuesday, February 20, 2007 - link

    well if a 2.4ghz C2D can beat a AMD64 @ 3.0ghz, then calling a C2D @ 3.2ghz (the average overclock from what im reading) the "king" processor is a monumental understatement. It'd rape the 6000+.

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