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Why are PCI-E x4 and x8 graphics cards so rare? More bandwidth

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Thread replies: 25
Thread images: 6

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Why are PCI-E x4 and x8 graphics cards so rare? More bandwidth makes little to no sense even on top-tier cards.
RX480/GTX1060-tier cards would run just fine even on x4 and possibly be shorter for next level ITX memes.
>>
Still going to need a pretty big heatsink my man
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>>61855259
>graphics
>on a GPU
>>
I think a lot of 460's were x8 cards but with x16 connectors, just less pins

No real reason to make them that small. A 480 still needs a decent sized heatsink and actually a fairly large board for everything thats on it. X16 is a more physically strong connection with the lock on it, the extra pins dont exactly cost much and allow for some extra features.

Crossfire ever since bridges werr phased out actually require more of the pins, so they can br used as seperate channels from what the rest of the card needs.

Making a x1 card that fits the dimensions of a x1 slot leaves you with something like a GT 210 but made in a modern process to keep the die small. Even my x8 gt710 has the board absolutely packed
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>>61855259
Pci-E makes no sense we should go back to AGP
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>>61855259
So they can be powered through the slot, PCIe 4x max power draw is 25W, 16x is 75W
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>>61855592
Why would they be different? The part before the key is exactly the same for all PCI-E.
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>>61855592
>>61855624
Thats not 100% true, many boards that havr x4 or x8 slots limit the power in them 25w because they don't expect you to put anything like a GPU in it
But there are plenty of boards where x4 or x8 slots still get the 75w of power, especially boards that only have one or two slots.

My old biostar something or whatever LGA 1150 board, which was I think DTX or something stupid? Mini ITX with two slots basically. The x16 was 75w and the x4 was 75w as well
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>>61855624
what you can physically get away with and what's in the spec are two different things. same as how copy-protected CDs couldn't actually use the "Compact Disc Digital Audio" logo, whatever consortium manages the PCI spec will revoke labeling permission and probably eventually start withholding docs/kick you out of the patent pool if you start pulling werksferme shit.
>>
you will never beat the one i have

https://www.techpowerup.com/gpudb/1865/firemv-2260-pcie-x1
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>>61855701
I get that, but why would they spec them differently if they are physically the same?
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>>61855259
why the fuck does pci-e below 16x even exist?

Why would you purposefully cuck a connector, for what fucking reason?

Tell me a non-jewish reason.

protip: there is no
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>>61855791
size? cost? because there's just no point running your NIC or meme sound card on full x16?
>>
>>61855791
why the fuck does GPU below GP102 even exist?

Why would you purposefully cuck a chip, for what fucking reason?

Tell me a non-jewish reason.

protip: there is no
>>
>>61855773
>physically the same
>extra power pins aren't real
>>
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>>61855821
literally the only thing pci-e is used for is gpu

sound cards and GPIB/serial/GBE/parallel/industrial interfaces all run on usb-through-pcie
>>
>>61855259
>More bandwidth makes little to no sense even on top-tier cards.
>he doesn't know about latency
>he thinks software never ever manipulates pixel data on the framebuffer
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>>61855962
Shut the fuck up, shitposter.
>>
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>>61855725
I use to have a x1 5450
It was actually an OK card for my uses considering it was 10 bucks
>>
>>61855773
It allows non-whitebox applications to physically key slots by available power or thermal dissipation potential. There are also, for example, specific length minimums for 1x cards to draw 25w rather than 10w.

>>61855945
He's right in that all the power pins are at the absolute bottom end of the card and there's no physical reason it couldn't be done.
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>>61856259
I stand corrected.
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>>61855259
>would run just fine even on x4 and possibly be shorter for next level ITX memes.
Why not use integrated graphics with the STX form factor if you want something smaller than mini-ITX? I'm pretty sure there are even some STX motherboards that can accept interchangeable laptop GPUs.
>>
they use a larger pcb connector to sustain their weight maybe?
But yeah x8 even x4 is mostly fine.
>>
>>61855791
there is no single reason to have 16x on a audio card even if it was 10.2.2 is whatever with MIDI+TOSLINK and any other audio related shit
Too much bandwidth+power for no reason
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>>61856214
>HIS
JUST
Thread posts: 25
Thread images: 6


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