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Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

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71–80 of 776 posts

Re: Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

#71
post #14

Even though they are all marketed as gaming cards, Nvidia is now very clearly differentiating between 5070/5070 Ti/5080 for mid-high end gaming and 5090 for consumer/entry-level AI. The gap between xx80 and xx90 is going to be too wide for regular gamers to cross this generation.

The 3090 and 3090 Ti both support software ECC. I assume that the 4090 has it too. That alone positions the xx90 as a pseudo-professional card.

Re: Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

#73
post #61

Earlier quoted context omitted.

Nvidia is also clearly differentiating the 5090 as the gaming card for people who want the best and an extra thousand dollars is a rounding error. They could have sold it for $1500 and still made big coin, but no doubt the extra $500 is pure wealth tax. It probably serves to make the 4070 look reasonably priced, even though it isn't.

Leaks indicate that the PCB has 14 layers with a 512-bit memory bus. It also has 32GB of GDDR7 memory and the die size is expected to be huge. This is all expensive. Would you prefer that they had not made the card and instead made a lesser card that was cheaper to make to avoid the higher price? That is the AMD strategy and they have lower prices.

That PCB is probably a few dollars per unit. The die is probably the same as the one in the 5070. I've no doubt it's an expensive product to build, but that doesn't mean the price is cost plus markup.

Re: Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

#74

As a lifelong nvidia consumer, I think it's a safe bet to ride out the first wave of 5xxx series GPUs and wait for the inevitable 5080/5070 (GT/Ti/Super/whatever) that should release a few months after with similar specs and better performance based on whatever the complaints surrounding the initial GPUs lacked. I would expect something like the 5080 super will have something like 20/24Gb of VRAM. 16Gb just seems wro…

They could have used 32Gbps GDDR7 to push memory bandwidth on the 5090 to 2.0TB/sec. Instead, they left some performance on the table. I wonder if they have some compute cores disabled too. They are likely leaving room for a 5090 Ti follow-up.

Re: Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

#76
post #10
post #9

It's a shame to see they max out at just 32GB, for that price in 2025 you'd be hoping for a lot more, especially with Apple Silicon - while not nearly as fast - being very usable with 128GB+ for LLMs for $6-7k USD (comes with a free laptop too ;))

Presumably the workstation version will have 64GB of VRAM. By the way, this is even better as far as memory size is concerned: https://www.asrockrack.com/minisite/AmpereAltraFamily/ However, memory bandwidth is what matters for token generation. The memory bandwidth of this is only 204.8GB/sec if I understand correctly. Apple's top level hardware reportedly does 800GB/sec.

All of this is true only while no software is utilizing parallel inference of multiple LLM queries. The Macs will hit the wall.

Re: Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

#77
post #75

The most interesting news is that the 5090 Founders' Edition is a 2-slot card according to Nvidia's website: https://www.nvidia.com/en-us/geforce/graphics-cards/50-serie... When was the last time Nvidia made a high end GeForce card use only 2 slots?

Fantastic news for the SFF community.

(Looks like Nvidia even advertises an "SFF-Ready" label for cards that are small enough: https://www.nvidia.com/en-us/geforce/news/small-form-factor-...)

Re: Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

#78
post #61

Earlier quoted context omitted.

Leaks indicate that the PCB has 14 layers with a 512-bit memory bus. It also has 32GB of GDDR7 memory and the die size is expected to be huge. This is all expensive. Would you prefer that they had not made the card and instead made a lesser card that was cheaper to make to avoid the higher price? That is the AMD strategy and they have lower prices.

That PCB is probably a few dollars per unit. The die is probably the same as the one in the 5070. I've no doubt it's an expensive product to build, but that doesn't mean the price is cost plus markup.

Currently, the 5070 is expected to use the GB205 die while the 5090 is expected to use the GB202 die:

https://www.techpowerup.com/gpu-specs/geforce-rtx-5070.c4218

https://www.techpowerup.com/gpu-specs/geforce-rtx-5090.c4216

It is unlikely that the 5070 and 5090 share the same die when the 4090 and 4080 did not share same die.

Also, could an electrical engineer estimate how much this costs to manufacture:

https://videocardz.com/newz/nvidia-geforce-rtx-5090-pcb-leak...

Re: Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

#79
post #71
post #14

Even though they are all marketed as gaming cards, Nvidia is now very clearly differentiating between 5070/5070 Ti/5080 for mid-high end gaming and 5090 for consumer/entry-level AI. The gap between xx80 and xx90 is going to be too wide for regular gamers to cross this generation.

The 3090 and 3090 Ti both support software ECC. I assume that the 4090 has it too. That alone positions the xx90 as a pseudo-professional card.

The 4090 indeed does have ecc support

Re: Nvidia announces next-gen RTX 5090 and RTX 5080 GPUs

#80
post #75

The most interesting news is that the 5090 Founders' Edition is a 2-slot card according to Nvidia's website: https://www.nvidia.com/en-us/geforce/graphics-cards/50-serie... When was the last time Nvidia made a high end GeForce card use only 2 slots?

Fantastic news for the SFF community. (Looks like Nvidia even advertises an "SFF-Ready" label for cards that are small enough: https://www.nvidia.com/en-us/geforce/news/small-form-factor-... )

Not really, 575 watts for the GPU is going to make it tough to cool or provide power for.
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