Not blown away with new build

Gorrillasnot

Senior member
Mar 1, 2004
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I just finished a build for my brother with this DIY Combo.
It is oc'ed to 3.47GHz and is running pretty smooth. I was assuming it would be much faster then my PC (specs in sig) so I decided to convert a ripped DVD using AutoGK to see just how much faster it really would be. My PC was only 7 minutes slower. Next I tried ConvertXtoDVD 4 to convert and burn a 720p video back to DVD and my PC took 3 minutes longer to do the job.
I assumed my brother's new 6 core PC would be much faster then mine. Was I expecting to much? not using the right software? or possibly something not working right in his PC?

thanks for any thoughts or suggestions.
 

Cerb

Elite Member
Aug 26, 2000
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The Phenom II is about as fast as a Core 2, clock per clock.

Your Core 2 Duo has 2 cores, the 1055 has 6. Unless you can make use of those cores, the speed difference will be limited.

A Core i3 might have been a better value, with those 4 more cores being wasted.
 

kamikazekyle

Senior member
Feb 23, 2007
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I haven't used either one of those rip/encode programs before, so I'm not sure how multithreaded they are. You'll want to use a true n-core multithreaded encoder. I'd say use x264 since that's always scaled well for me. Handbrake uses it as a backend, or you can run it right from the command line.

Also, it looks like both those programs are going from DVD -> file or file -> DVD. Unless you're using an identical DVD drive and connection, you're going to get differing results. Convert from an identical file on each computer to another format for a better comparison.
 

mfenn

Elite Member
Jan 17, 2010
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www.mfenn.com
Make sure that you're actually loading up all 6 cores when you do a transcode. Like Cerb said, Core 2 and Phenom II are about the same clock-for-clock, so the AMD's only real advantage is core count.

That being said, you probably should have posted here before building the machine. That combo isn't that good of a deal, and a Sandy Bridge would be a lot faster at encoding.
 

Gorrillasnot

Senior member
Mar 1, 2004
693
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thanks for the info everyone..

kamikazekyle
I should have explained better. The first comparison was the time it took to convert a already ripped DVD to xvid and the second was the time it took to convert a 720p video into a ready to burn DVD format. The actual ripping of the DVD or burning of a DVD was not part of the comparison.

mfenn
According to task manager all 6 cores were working, but only at like 20%-30%
I agree..I should have asked for some recommendations before building..I've been out of the game for a while.

thank again everyone
 

betasub

Platinum Member
Mar 22, 2006
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According to task manager all 6 cores were working, but only at like 20%-30%

This is the OS shuffling threads between cores (load balancing). Even if it's ~33%, that's only the equivalent of 2cores maxed out. It seems your app is poorly-threaded & not making good use of your extra cores. (FWIW you can use task manager to peg an app to only use specific cores).
 

Davidh373

Platinum Member
Jun 20, 2009
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According to task manager all 6 cores were working, but only at like 20%-30%
I agree..I should have asked for some recommendations before building..I've been out of the game for a while.

Try encoding out of a video editing suite like premiere CS4+. I know you'd also see a big difference in Mental Ray out of 3DS Max (makes use of pretty much any amount of cores you've got at 100%) but you use the software you use. The Phenom II X6 is pretty tired at this point (just like that Core 2) but it has it's advantages over Core 2 in the 3D and video workstation environment.

The reason why each core was working at 20% was probably windows making use of those cores, not the encoding software. I'm almost positive you're using the wrong software to test this.

I plan on putting a Phenom II X2 and a low end GPU in my server eventually and make it an HTPC. I don't expect a great deal out of it though.