Be trustworthy, when was the final time you put in something in a PCIe slot that wasn’t a graphics card? We nonetheless indulge on this charade, the place ATX motherboards come geared up with a number of 1x and 4x slots for enlargement playing cards, however barely anybody makes use of them. In the meantime, the one which does get used for graphics playing cards is changing into so overburdened that it is largely not match for goal. I say let’s kill off this four-decade-old concept of enlargement playing cards, and sure, that features the one on the prime for GPUs. There needs to be a greater manner.
Understanding that a regular plastic slot cannot address the pressure, a lot of the finest gaming motherboard designs at the moment have PCIe slots strengthened with steel, in addition to over-engineered eject programs, and a few of the newest graphics playing cards are so huge they will not match inside an everyday case. Why are we nonetheless persevering with a PC {hardware} system that clearly is not as much as the job?
The present PCIe slot improve system forces graphics card makers to construct outsized contraptions, with cooling programs which can be so ridiculously massive that individuals have to put in anti-sag brackets underneath them, whereas some high-end graphics playing cards are melting due to insecure, overburdened cables, because the slot would not present wherever close to sufficient energy. Let’s face it, the PCIe slot is not working.
I say this with a level of remorse, as a result of I am a veteran PC gamer who fondly remembers the 90s, after I genuinely wanted a motherboard with as many PCI and ISA slots as attainable, for my sound card, modem, SCSI controller, 3Dfx Voodoo card, and Cirrus Logic 5446 2D card. However these days are lengthy gone. For example, let’s simply examine my previous PCI Sound Blaster X-Fi sound card right here with this new ASRock Radeon RX 9070 XT card, which I hasten so as to add, is definitely fairly small in comparison with some high-end graphics playing cards.
The Sound Blaster X-Fi is undisputably a “card” – it is a PCB that plugs right into a single old-school PCI enlargement slot. Conversely, you may barely see the PCB on the graphics card, because it’s surrounded by a backplate and colossal cooling system, and the field even features a assist follow cease it sagging. It takes up the identical room as three enlargement playing cards, and a lot of the steel I/O plate is given over to vents for the cooling system. It would technically have a PCB and a PCIe connector in it, however it’s arduous to think about it as a “card” in the identical manner because the sound card.
However it’s solely these ridiculously outsized contraptions that I slot in my motherboards’ PCIe slots now. Almost each additional function I can think about is in any other case built-in into my motherboard or accessible in a USB field with handy entry to all of the ports. For most individuals’s wants, the PCIe slot can go now.
As an alternative, let’s overlook PCIe slots and take into consideration what we want from a graphics card improve system. The 16x PCIe 5.0 bus itself is completely as much as the job when it comes to bandwidth; we simply want a safer socket system that gives entry to those lanes. Having a CPU-style socket system goes to be a non-starter right here, as GPUs require a PCB with reminiscence, in addition to simply the chip.
However how a few standardized, large-scale modular system that securely plugs straight into the motherboard so the PCB lies flat? It may occupy a big space of the motherboard (most of us do not want these additional PCIe slots, in spite of everything), and will then be held to the motherboard not solely by a large socket latch system that holds it extra securely than a flimsy slot, but in addition by a standardized screw format through standoffs across the edges – no want for an anti-sag bracket, and no want to fret about placing undue pressure on a tiny edge connector.
The socket system would want to offer each energy and a 16x PCIe information connection, and I imply a correct quantity of energy too – not simply 75W – it’s best to be capable to set up your graphics module with no need to connect an influence cable to it.
Motherboard producers are already capable of present GPU energy by a motherboard socket, as seen on the Asus BTF system, so this is not out of the query. We would simply want a safe and secure manner to verify sufficient 12V energy can go out of your PSU to this a part of your motherboard, and that is unfold out so we’re not sending a ridiculous quantity of present by only one small bunch of cables. The less person connections concerned, the higher.
After getting a big graphics module that lies flat on the motherboard, you may then suppose correctly about cooling, unconstrained by the strain you placed on a flimsy slot connector, and cramming it into the smallest variety of slots attainable – we should not even actually be fascinated with slots on this manner anymore.
Relatively than having a set of three smallish followers blowing scorching air all around the inside your case, you may as an alternative suppose correctly a few cooling system, doubtlessly with full-size followers working along with your case’s front-to-back airflow system. You would use the massive space to assemble an honest heatsink and heatpipe system that is secured to the motherboard, with scorching air exhausted straight out the again. Or it might be fitted with a liquid-cooling system.
After all, I am not a motherboard engineer – there might be good explanation why this concept is impractical, however let’s at the least ask the query – is there a greater manner to do that than utilizing PCIe slots?
The GPU is arguably crucial part of a gaming PC, however they require monumental quantities of energy and cooling now, and the business must collectively take into consideration a greater manner of putting in them. We have carried out it with M.2 SSDs and CAMM reminiscence, now let’s do it for graphics playing cards too. Perhaps, sooner or later, the GPUs on our greatest graphics card information will look fairly totally different – I can solely hope.
It is not simply me who thinks this, is it? Inform me why I am proper or flawed on our neighborhood Discord server.

