Caner Akcasu Blog

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Rumors about Nvidia’s Ampere and the proposed family of consumer GPUs based on it have been circulating for months. The latest leaks claim Nvidia is prepping some significant improvements at the top end, along with higher power consumption.

According to Igor’s Lab, which also leaked supposed images of the new Ampere GPUs this week, the upcoming top-end cards will be the RTX 3090 (possibly branded as Ti or Super), followed by the RTX 3080 (Ti/Super), followed by the RTX 3080. All three of these GPUs would be based on the GA102 die, and all of them would use 300W+ of TDP — 350W for the 3090, and 320W for both of the 3080 models below it. RAM would be GDDR6X in all cases, with a 384-bit, 352-bit, and 320-bit interface on each GPU respectively. The top-end 3090 would carry NVLink, but the lower-end GPUs wouldn’t.






The framing of these GPUs makes me wonder if Nvidia is launching its absolute top-end market stack first. With Pascal, Nvidia led with the GTX 1080 and 1070, with the 1080 Ti debuting months later. For Turing, Nvidia launched the RTX 2080 Ti, 2080, and 2070 simultaneously, but used a different GPU for each. This positioning sounds like Nvidia will lead with what we’d have typically called a “Titan / xx80 Ti / xx80” positioning as opposed to “xx80 Ti / xx80, xx70.”

The RAM loadout is also interesting. With consoles now packing 16GB of unified RAM and some high-end GPUs like the Radeon VII already featuring 16GB, I think there’s been a certain amount of assumption that 16GB would be the RAM capacity of choice next generation. This data suggests otherwise. The 24GB of VRAM on the 3090 Ti/Super is a nod to the card’s datacenter/workstation roots, not an attempt to move the market towards higher VRAM loadouts.

Typically Nvidia and AMD match each other on RAM capacity fairly closely, though it isn’t unusual for AMD to offer a bit more memory bandwidth and capacity depending on the SKU. Team Red has been warning about small VRAM buffers of 4GB and below, which both plays to its strengths in the market and aligns with trends showing that lower RAM levels can now meaningfully impact 1080p play at a high detail level.

If the TDPs are to be believed, Nvidia is also finally leaving the 250W TDP point behind at the high end. Both Nvidia and AMD have flirted with higher-power GPUs before, but 250W has been an anchor point for GPUs in much the same way that 125W TDPs were an anchor for consumer CPUs for many years. Intel and AMD have both exceeded that mark in recent years, and if these rumors are accurate, we should expect GPUs to do so as well. This would free AMD to essentially pursue the same path.

An increased TDP isn’t necessarily surprising. Nvidia may have chosen to maximize performance at the top end, gambling that high-end gamers who would consider these cards in the first place have systems powerful enough to handle them. If you have an 850W – 1.2kW PSU and adequate cooling, a 250W CPU and 350W GPU won’t be anything you can’t handle in the first place.

No word on pricing, but the one thing you can bet these cards won’t be is cheap. Nvidia may position them competitively relative to where Turing or Pascal debuted if it feels AMD is a threat or if it’s worried about the impact of coronavirus on GPU sales, but I’d expect the company to hold the line on pricing to the greatest degree possible.







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Right here’s a brand new set of slides being handed round that supposedly showcase AMD’s upcoming Radeon 6900 XT. They’re entirely false. Right here’s how you can tell:
in the first slide, the branding has been up to date on the upper correct, but the branding on the genuine GPU hasn’t been. Also, that’s a Radeon 5700 cooler with a Vega water-cooler subsequent to it, and there’s a transparent flaw within the image the place the radiator attaches to the cardboard.





The specs themselves are pretty affordable. I’m now not pronouncing how accurate I think they're, however the specs are the only a part of the slide that isn’t immediately fake. On the very least, I’d need to get out a calculator and run some numbers first.

The fact that there’s a price on the cardboard is a further manner you understand this slide is false. Fee is normally the last factor a company decides on.


This slide made me laugh out loud after I noticed it. Whoever created this work of art has by no means, ever, talked to anyone in advertising.

Advertising, my friends, is all about optimism. You would word, for example, that after AMD declared Ryzen would have an IPC 1.4x bigger than Excavator, they didn't achieve this with a large slide labeled NO more BULLDOZENT




There’s no method in hell AMD would ever advertise RDNA2 in a fashion that implied RDNA or any prior GPU used to be “compromised.” AMD continues to be shipping Vega silicon in its APUs and as a part of its compute trade.

AMD is unlikely to call its ray tracing implementation “RXRT,” and the estimated efficiency influence of enabling the function is hilarious, to put it flippantly.

I was no longer in particular delighted with Turing when it came out and i count on each Ampere and RDNA2 to offer sophisticated efficiency in ray tracing workloads, but there’s no danger  that AMD takes a 5-9 percent penalty for enabling ray-tracing results. If real-time ray tracing most effective carried a 5-10 percent performance penalty relative to rasterization, we’d have integrated RTRT a very long time ago.

The average performance hit for utilising ray tracing is more alongside the strains of fifty-80 percentage. When you consider that we best have one new release of hardware from one company, we don’t know the way a lot that number can also be extended — nevertheless it beggars perception to consider AMD has reduce it by practically an order of magnitude. It’s no longer even clear which RTX video games will aid RDNA2 ray tracing out of the gate.




The “best 4K Gaming experience” is spot-on for a advertising slide, however AMD doesn’t give you recreation element settings in the bars of its slides, and they don’t label up the y-axis to the factor that you must twist your neck like an owl with the intention to learn it.

Also, excellent to peer top-notch efficiency in red lifeless Redemption, a game that on no account obtained a computer unlock. By no means heard of “Witcher three,” either, when you consider that the precise identify of the series is “The Witcher.”




that is what it looks like when men and women with more aspiration than Photoshop attempt to troll AMD lovers. There’s a constant design language to AMD’s slide decks and a regular manner that businesses be in contact about their merchandise. These slides fail at both.

I declare this GPU a brand new and distinct product under the solar. Imparting the AMD Radeaint 6900 XT, launching September 2020.

Function photograph is the AMD Radeon 5700 XT.


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