rockyjohn_50

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Jan 16, 2012
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i recently bought a nvidia gts 450 only to realise it wont run in my older motherboard with pci-e v1.0. i have also seen people say the same thing about the radeon 5000 series with a bit of research. so my question is will the nvidia gt 9000 series or radieon 4000 series run with my pci-e 1.0?
 

subrata4web

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Jan 10, 2012
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All of the new graphics cards that support PCIe 2.0 are backward compatible with motherboards that support only PCIe 1.1. BOTH Pcie 2.0 and 1.1 standards USE the x16 PCIe slot.

Actually the new cards would hardly be slowed down by the PCIe 1.1 slot. PCIe 2.0 has a VERY WIDE bandwidth that could hardly be utilized by most single cards. It is the dual or quad GPU set up that would benefit most from PCIe 2.0.
 

sunnk

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yes both the gpu 9000 series and 5xxx seies will work on your pcie slot even the gts 450 will also work on your pcie slot but it will not give that much performance that the card will give on pcie 2.0 slot.:)
 
JHust to confirm the above all PCIE cards can work in all PCIE slots from 1.0-3.0 and any performance decrease is minimal. The 450 you got should work fine in your PCIE 1.0 slot and if it doesn't then its a faulty card or a power supply that can't handle it or something else, if it is an issuer with the slot then its a faulty slot.