Possible bottlenecking somewhere?

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11 Jun 2012
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Hi, I have recently just built my first system, however i was under the impression it would achieve a much higher performance than it actually is.
the specs are as follows.
Sapphire HD 6950 OC "Dual Fan Edition" 2048MB GDDR5 PCI-Express Graphics Card

AMD Bulldozer FX-4 Quad Core 4100 Black Edition 3.60Ghz (Socket AM3+) Processor -

Hitachi Deskstar 7K1000.C 1TB SATA-II 32MB Cache - OEM (0F10383) OcUK

Rage GT 700W PSU 80+ Dual Rail "80 Plus" Efficient Power Supply

Gigabyte GA-M68MT-S2 (AM3+) MicroATX Motherboard

Corsair XMS3 4GB (2x2GB) DDR3 PC3-10666C9 1333MHz Dual Channel Kit (TW3X4G1333C9A)

AEROCOOL Strike X PC Tower Case - Black/red (From different company)

I am still awaiting a blu ray drive (from a different company) but so far have 3 games installed. Call of duty 4 (runs perfectly) Duke nukem forever has severely reduced fps when the action hits. And Dirt showdown which runs at a staggering 14fps!
Is this normal? Am i missing something? From what i understand it should run perfectly? The only thing i can think of is the motherboard, is it possible for that to bottleneck the rest of the system? It is still under the 14 day returns policy so unless i get a solution it will be going back, so please suggest alternatives too
Thanks!
 
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Hi, I have recently just built my first system, however i was under the impression it would achieve a much higher performance than it actually is.
the specs are as follows.
Sapphire HD 6950 OC "Dual Fan Edition" 2048MB GDDR5 PCI-Express Graphics Card

AMD Bulldozer FX-4 Quad Core 4100 Black Edition 3.60Ghz (Socket AM3+) Processor -

Hitachi Deskstar 7K1000.C 1TB SATA-II 32MB Cache - OEM (0F10383) OcUK

Rage GT 700W PSU 80+ Dual Rail "80 Plus" Efficient Power Supply

Gigabyte GA-M68MT-S2 (AM3+) MicroATX Motherboard

Corsair XMS3 4GB (2x2GB) DDR3 PC3-10666C9 1333MHz Dual Channel Kit (TW3X4G1333C9A)

AEROCOOL Strike X PC Tower Case - Black/red (From different company)

I am still awaiting a blu ray drive (from a different company) but so far have 3 games installed. Call of duty 4 (runs perfectly) Duke nukem forever has severely reduced fps when the action hits. And Dirt showdown which runs at a staggering 14fps!
Is this normal? Am i missing something? From what i understand it should run perfectly? The only thing i can think of is the motherboard, is it possible for that to bottleneck the rest of the system? It is still under the 14 day returns policy so unless i get a solution it will be going back, so please suggest alternatives too
Thanks!

Your system is quite low spec except for the gpu. There's a saying "If you pay peanuts, you get monkeys."
 
Hi and welcome to the forums.

You made three mistakes when building your rig.

1. You did'nt come on here and ask for advice. If you did mistakes 2 and 3 would'nt have happened.

2. You got a Bulldozer. AMD simply cannot compete with Intel in any price bracket at the moment and there is no reason to go down the AMD route when building a new rig. Your cpu is probably the problem.

3. Your psu is not particularly good. It states 700w yet can only deliver 528w on the 12v rails and i doubt if it would even manage that. It's not even particularly cheap at £61. You could have got a decent branded psu for around the same price which would have outperformed what you have and be able to deliver it's stated power.
 
sorry i have to disagree with @pastymuncher the FX4100 is more than enough to handle the games he is trying to play it actually thows out some decent FPS in some games yes AMD arent the greatest CPU at the min but you cant start by saying you have made to wrong choice plus he might be on a tight budget.

i would look at your PSU mate you might not be drawing enough power also make sure all you drivers are upto date if you can i would look at a further 4gb memory if you are usin a x64 OS
 
CPU wouldn't cause a massive bottleneck. It's not as powerful as some Intel options but it wouldn't cause a massive problem. Also since Dirt showdown was included with the Bulldozer chip I get the impression that it should run better than 14FPS:)

Not sure what the problem is, but 8GB RAM could help (especially if you run other software in the background while playing games). If you do, you could try shutting them all off and seeing if you get any FPS increase.
 
Thanks for responses, apologies for not replying sooner, been at work. As mentioned above my choices probably weren't the best, but my budget was restricted. Anyways 14fps in dirt showdown was whilst nothing in the background was running so there must be something else... Have all the latest drivers too.

Sounds like I should return most of it and spend some more pennies?
 
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Anymore advice? From my understanding this setup should at least be able to play dirt showdown at more than 14fps?

Of course you should. PSU could be the cause, as others have suggested. Are other games OK to play? Might even be something silly like the cooler is not fitted correct by mistake and the CPU gets too hot or something:P
 
As I mentioned I only have 3 games installed due to not having a optical drive as of yet. Call of duty 4 runs perfectly, Duke Nukem Forever FPS suffers badly when the action hits but is still playable...ish... And Dirt Showdown is just horrible at just under 15fps at max! Have reinstalled CPU/cooler just incase and still the same . So i guess that just leaves the PSU?
 
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