Nvidia ampere。 Quadro No More? NVIDIA Announces Ampere

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Nvidia's video decoder engine NVDEC has also been upgraded, now with native support for AV1 decoding. Image credit: Tom's Hardware With the core enhancements out of the way, let's also quickly discuss the memory subsystem. The new Nvidia Ampere cards have finally been unveiled and the RTX 3090, , and RTX 3070 look like absolute monsters. Take the RTX 3080 as an example. Nvidia' has moved the ROPs raster operations out of the memory controllers and into the GPC clusters, with 16 ROPs per GPC. The TGP for the card is set to be the same as the current RTX 3080 SKU, at 320 Watts. Needless to say, it's kind of a behemoth — but it kind of has to be. Stepping back to 1200 MHz, everything seemed okay. shared memory, depending on the needs of the application. There is nothing remotely close to nVidia GPUs on current and next gen consoles so API and usage technique of this feature might be different. And then I ran some benchmarks. Here is how the GA100 stacks up against the Pascal, Volta, and Turing GPUs used in Tesla accelerators in terms of features and performance on the widening array pun intended of numeric formats that Nvidia has supported to push more throughput on AI workloads through its GPUs: We have a bigger table that includes comparisons with the Kepler and Maxwell generations of Tesla accelerators, but this table is too big to display. When it comes to the more mainstream GPUs—the RTX 3060 et al. That's actually more than the official specs of the GA100 GPU used in the top-end professional cards, like the. That sounds impressive, but that appears to be more of a theoretical performance uplift rather than what we'll see on the initial slate of GPUs. The idea is that many deep learning operations end up with a bunch of weighted values that no longer matter, so as the training progresses these values can basically be ignored. Jade server platform supports 192 PCIe Gen4 lanes. Nvidia's slides specifically mention the use of data compression, and state that there's potentially a 100X increase in throughput with 20X lower CPU utilization. TSMC is a long-standing Nvidia partner, and the Taiwanese foundry has sufficient production capacity to fill big orders. What we call Raw Oomph when talking about CPUs. Here we'll break down both the consumer and data center variations of the Ampere architecture and dig into some of the differences. L2 cache has increased even more, from 6MB on the V100 to 40MB on the A100. Here's what we know of the Ampere architecture, starting with the GA100. But, if you want to get double that performance, you can run FP64 matrix math through the fatter Tensor Core unit on each SP, and now you are at 19. As an , "Whenever we talk about GPU performance, it all comes from the more power you can give and can dissipate, the more performance you can get. Either way, the images are damn impressive and show what ray tracing games of the future could bring to the party. Image credit: Nvidia There's also a generational uplift in ray tracing performance too, with the reportedly capable of delivering well over 60fps at 1440p with ray tracing enabled. The Volta chip launched with HBM2 memory running at 877. It will do this until it's successful, though it's still possible to cause a crash with memory overclocking. 1, DLSS becomes even more important. The A100 accelerator was initially available only in the 3rd generation of server, including 8 A100s. 5 Gbps GDDR6X delivers 936 GBps of bandwidth. Multiply by the 272 total tensor cores and clock speed, and that gives you 119 TFLOPS of FP16 compute. 1200 MHz appeared stable, but performance was worse than at stock memory clocks. It also has a new partitioned crossbar structure that delivers 2. Again, architectural enhancements will definitely help, so without further ado, let's talk about the Ampere architecture. Image credit: Tom's Hardware I thought about replacing Forza Horizon 4 with Project CARS 3, but I'm holding off for now. This connector requirement actually made more sense on high-end power-hungry models, such as the RTX 3080 or RTX 3090 GPUs, to reduce any cable clutter and to simplify the board design as well, which is compact. Nvidia has reportedly put in a significant 7nm order for its upcoming Ampere graphics cards, which could include the line. So the 12-pin power requirement was kind of overkill for this SKU, and more importantly NVIDIA has only populated the 12-pin adapter for the RTX 3070 FE with 6-pins, as shown below. The RTX 3080 then is meant to be capable of topping 60fps at 4K with ray traced effects all up in its grill. Image credit: Tom's Hardware Our high level overall average charts show most of what you'll want to see. With the explosive growth in cloud computing, AI is increasingly integral and important. GeForce RTX 3080: Sweeping the 4K Gaming Benchmarks For each of the games we tested, we have results at 1080p, 1440p, and 4K. In future cross-platform titles they're going to run into loading screens all the time. Specifically, these enhancements include an "ultra performance mode" for 8K gaming, with up to 9X scaling. 9x performance-per-Watt improvement over Turing, which means that to hit 60fps you'll need almost half the power. Memory overclocking ended up being far more promising. And with support for bfloat16, INT8, and INT4, Tensor Cores in create an incredibly versatile accelerator for both AI training and inference. Those are the stated release dates for the Founders Edition reference cards from Nvidia, but what we don't know is how quickly the add-in board partners AIBs are going to get their own myriad designs out of the factories and into the shops. We ran some of the tests at multiple settings and included all results in the average. 5 TOPs 78 TFLOPs 312 TFLOPs 312 TFLOPs 156 TFLOPs 19. Perhaps more importantly, the RTX 3080 is the first graphics card we've tested that manages to break 60 fps in every game in our current test suite at 4K ultra, averaging nearly 100 fps overall. Image credit: Nvidia Release date The RTX 3080 release date is September 17, making it the first of the new Nvidia Ampere GeForce GPUs to hit the shelves. Technically DLSS 4K isn't rendering at 4K. This is very similar to the Volta SM. GA102• Image credit: Tom's Hardware Metro Exodus is another extremely demanding game — and that's without enabling ray-tracing effects. The GA100 tensor cores by comparison can complete an 8x4x8 FMA matrix operation per clock, which is 256 FMA or 512 FP operations total per tensor core — four times the throughput. It's not difficult to imagine a lot of gamers choosing to enable DLSS to get a healthy performance boost. Also, instead of hundreds of frames per second, you might get 60 fps — that's with an RTX 2070 Super at 1080p with DLSS enabled, at least at maximum quality. Okay, that's only partially true. Image credit: Tom's Hardware 3DMark Port Royal reports an overall score, but we used OCAT to log frametimes instead so that we can generate percentile charts and minimum fps results. Image credit: Tom's Hardware Shadow of the Tomb Raider is slightly less demanding than our overall average game, at least without ray-traced shadows enabled. Image credit: Nvidia GPU Specs Finally we've got the official specs for each of the new Nvidia Ampere graphics cards, and they're a little different to what had been rumoured. Finally, the A100 adds two new floating point formats. Perhaps more important than the L2 cache, Nvidia has added configurable L1 cache to each SM: 128KB to be exact. 5Gbps, 19Gbps, and 16Gbps respectively. That's the great thing about 4K: Even at medium quality, it's still typically GPU bottlenecked unless you're using a very slow CPU. There are also four 3rd gen tensor cores, each of which is four times the throughput per clock of the previous gen Turing tensor cores. Nvidia hasn't published the memory speeds on its site, but we're pretty confident that we're looking at 19. That gives 6144KB of total L2 on the 3090, and 5120KB on the 3080. Along with the expanded number of data types supported in the tensor cores particularly BFloat16 , the other changes most likely to be noticed by professional visualization users is decode support for the new AV1 codec, as well as PCI-Express 4. TF32 works just like FP32 while delivering speedups of up to 20X for AI without requiring any code change. The V100 was a 300W part for the data center model, and the new Nvidia A100 pushes that to 400W. The reality is that we're going to see far more games supporting ray tracing in some form, especially with the next generation and consoles slated to arrive this fall. Combined with InfiniBand, and the suite of open-source libraries, including the RAPIDS Accelerator for Apache Spark for GPU-accelerated data analytics, the NVIDIA data center platform accelerates these huge workloads at unprecedented levels of performance and efficiency. Jade consists of two Ampere Altra SoCs packing 80 cores each based on the Arm Neoverse N1 core, all running at up to 3 GHz. That's it for the GA100 and Nvidia A100 architecture, so now let's get into the Ampere architectural changes for the consumer GeForce RTX cards. The L1 instruction cache sizes are similarly not revealed for the two devices, but we do know that the L1 data cache across the SM was 128 KB with Volta and is now 50 percent higher, at 192 KB, in Ampere. The top two cards are set to land in September, with the actually more interesting card, the RTX 3070, not scheduled to hit the shelves until sometime in October. Then I pushed it to 100 MHz and crashed. AMD's R9 Nano was another example of how badly efficiency decreases at the limit of power and voltage. Image credit: Nvidia Nvidia Ampere Architecture Specifications Along with the GA100 for data center use, Nvidia has at least three other Ampere GPUs slated to launch in 2020. In any case, the confusion isn't any different now than it was before; it always boiled down to 'Which NVIDIA GPU do I want'? With up to 2X the throughput over the previous generation and the ability to concurrently run ray tracing with either shading or denoising capabilities, second-generation RT Cores deliver massive speedups for workloads like photorealistic rendering of movie content and virtual prototyping of product designs. Okay, you don't, but it's great when it all works out so nicely. 7 on the NVIDIA RTX 6000 and 88. Ampere is brand new, and yet the consumer models already feel slightly outdated. An overlooked item in Nvidia's presentation is the support for loading compressed assets directly from NVMe SSD to VRAM. The NVIDIA and will be available from OEM workstation and server vendors worldwide starting early next year. well, let's be honest: Ray tracing in games hasn't really lived up to its potential. Engineered to perfection and featuring cutting-edge innovations, NVIDIA Ampere takes RTX to new heights for professional workloads. NVIDIA Ampere GPUs Deliver Incredible Performance The NVIDIA Ampere GPU architecture provides incredible performance compared to the previous generation. 0 in quality mode looks better than native rendering with TAA or SMAA mostly because TAA in particular tends to add too much blur. Image credit: Tom's Hardware Starting at the high-level overview where we average performance across all nine games in our test suite, this is a good view of what's to come. Image credit: Tom's Hardware Nvidia provided the above images of the teardown of the RTX 3080 Founders Edition. Nvidia says the RTX 3070 will end up faster than the RTX 2080 Ti as well, though there might be cases where the 11GB vs. There will potentially be as many as three additional Ampere solutions during the coming year, though those are as yet unconfirmed and not in this table. But presumably if they were using data in the right formats, these workloads could also see the 2X sparse matrix speedup. The reason for NVIDIA's transfer of orders is that TSMC's 7nm offer is relatively close to the people, and the other is that it has previously planned to diversify risks to deal with Samsung's 8nm yield problem. Many of the above changes to the tensor cores carry over into the consumer models — minus the FP64 stuff, naturally. In terms of performance, NVIDIA is promoting the A6000 as offering nearly twice the performance or more of the Quadro RTX 8000 in certain situations, particularly tasks taking advantage of the significant increase in FP32 CUDA cores or the similar performance increase in RT core throughput. Unlike in previous generations, the clocks on all three RTX 30-series GPUs are relatively similar: 1700-1730MHz. 7Gbps HBM2 Memory Bus Width 384-bit 384-bit 384-bit 4096-bit VRAM 48GB 48GB 48GB 32GB ECC Partial DRAM Partial DRAM Partial DRAM Full Half Precision? Based on these new specs, we are basically looking at an RTX 3090-performance level, but at a slightly lower price point. GeForce RTX 3080: 1440p Gaming Benchmarks As you'd expect, dropping the resolution to 1440p tends to narrow the gap between the RTX 3080 and the other GPUs. Image credit: Tom's Hardware The Boundary Benchmark is a new one from Chinese developers, and it includes lots of ray tracing effects: global illumination, reflections on opaque and translucent surfaces, shadows, and ambient occlusion. The GA100 focuses far more on FP64 performance for scientific workloads, as well as doubling down on deep learning hardware. Offloading processing from the CPU has been a constant of this industry since the early beginnings, DMA being the initial impulse. To get to the performance it has attained, the V100S could have gotten there by having the remaining four of the SMs fired up, for the full 84 SM complement, boosting the performance across the board by 4. Think of your GPU able to do 100, 200. 8 TFLOPS and has 760 GBps of bandwidth, and Nvidia says it's twice as fast as the outgoing RTX 2080. NVIDIA Professional Visualization Card Specification Comparison A6000 A40 RTX 8000 GV100 CUDA Cores 10752 10752 4608 5120 Tensor Cores 336 336 576 640 Boost Clock? The spotted 2205 GPU ID indeed belongs to the RTX 3080 Ti, as , who maintains the graphics cards database. This has been shown to provide better training and model accuracy that the normal FP16 format. NVIDIA Ampere architecture-based GPUs support PCI Express Gen 4. New CUDA Cores: Delivers up to 2x the FP32 throughput of the previous generation for significant increases in graphics and compute. We might not spend too much time talking about that BFGPU, the RTX 3090. It also matches the pricing of both the RTX 2080 Super and GTX 1080 Ti before it. Which is why we keep mentioning it. GA102 also adds support for the new. The pro-cards have a whole lot of die space taken up with FP64 cores, and it looks like either Nvidia has replaced the fixed function double precision logic with specific single precision versions, or the Ampere schedulers are capable of using that same dedicated FP64 silicon and instead using it for FP32 maths instead. or they are in deep crap cause they cannot keep up with nvidia orders thus the stock issues. Second-Generation RT Cores: Delivers up to 2x the throughput of the previous generation, plus concurrent ray tracing, shading and compute. Or if you're still hanging on to a GTX 1080 from 2017, it's more than twice as fast — a reasonable upgrade option. Powered by the NVIDIA Ampere Architecture, A100 is the engine of the NVIDIA data center platform. "The RTX 3090 is so big," says Jen-Hsun Huang, "that for the very first time we can play games at 60 frames per second in 8K. That's easy: Turn on DLSS and render at 4K using an RTX 3090 or RTX 3080. It also supports DLSS in performance, balanced, and quality modes, but since we were running at 4K, we just stuck with the performance option. Based on current details the cards come out later this month and in October for the 3070 , these GPUs should easily move to the top of our , and knock a few of the down a peg or two. Combined with the architectural updates, which we'll get to in a moment, Nvidia says the RTX 3080 has double the performance of the RTX 2080. Ampere ends up as a split architecture, with the GA100 taking on data center ambitions while the GA102 and other consumer chips have significant differences. The NVENC Nvidia Encoder on the other hand remains unchanged from Turing. There are also the NVLink ports. Like all of the other ray tracing games right now, it was also promoted by Nvidia. Representing the most powerful end-to-end AI and HPC platform for data centers, it allows researchers to deliver real-world results and deploy solutions into production at scale. This is arguably the most intriguing Ampere card for gamers because it's offering straight performance that is higher than the RTX 2080 Ti for less than half the price. By the numbers, the A40 is a similar flagship-level graphics card, using a fully enabled GA102 GPU. There is nothing remotely close to nVidia GPUs on current and next gen consoles so API and usage technique of this feature might be different. Samsung seemingly transitioned to the newer and improved 5nm EUV manufacturing process in the second quarter of this year, DigiTimes said. Of course, Tesla is something of a special case, as the name has increasingly become synonymous with the electric car company, despite in both cases being selected as a reference to the famous scientist. GeForce RTX 3080 Founders Edition: Hail to the King! We'll be looking at this, as well as how ray tracing performance compares to AMD's Big Navi, in the future. We think that the independent pathing that was done to create the MIG slices for inference and virtual GPUs for virtual desktops has also been a boon, creating a much more balanced engine for AI training and HPC. recommendation-articles","targetIdentifier":". 5X the INT potential, and about 1. We'll find out soon enough, but based on what we're hearing from Nvidia, we'll see more game developers increasing the amount of ray tracing effects. Nvidia is taking the middle route and offering even more performance at still higher power levels. However, some recent rumors regarding the RTX 3080 Ti specs paint a card having the same CUDA core count as the current flagship high-end RTX 3090 GPU, sporting 10496 FP32 CUDA cores over the same 320-bit memory bus as the current RTX 3080 10 GB SKU. Over in Asia in the chiphell forums this got posted, and it's the real deal. NVIDIA A40 — Passive ProViz Joining the new A6000 is a very similar card designed for passive cooling, the NVIDIA A40. This is a critical improvement from Turing, and it's now possible for Ampere GPUs to do graphics, RT, and tensor DLSS operations at the same time. 1 standard also supported by the GA102 GPU. The news reached the web today though DigiTimes. An unnamed Turing GPU RTX 2080 Ti? With the full arrays of SMs, the Ampere chip has 8,192 FP32 and INT32 units, 4,096 FP64 units, and 512 Tensor Core units. That's good news, as it means customers won't be limited to Nvidia's Founders Edition for the first month or so like we were with the RTX 20-series launch. Support for NVIDIA virtual GPU software, including NVIDIA Virtual Workstation, will be available early next year. 1 and ray tracing improvements. The new design still includes two axial fans, but Nvidia heavily redesigned the PCB and shortened it so that the 'back' of the card away from the video ports consists of just a fan, heatpipes, radiator fins, and the usual graphics card shroud. It's interesting that, even with an almost completely different selection of games and benchmarks, the RTX 3080 FE ends up with a nearly identical lead at 4K ultra. And we'll hopefully have enough hardware muscle behind the games to make more ray tracing effects viable. The problem for GALAX is, it shows and reveals a roadmap cl. This massive memory and unprecedented memory bandwidth makes the A100 80GB the ideal platform for next-generation workloads. Back to the current Ampere architecture, there's still plenty to like. The good news is that ray tracing performance with the Ampere architecture is getting a massive kick in the pants. GA100 for example has 54 billion transistors and an 826mm square die size. 's process for A100• Some of the changes made with the data center GA100 propagate over to the consumer line, but that doesn't extend to tensor core enhancements for FP64. This is a great example of what a next-generation ray tracing enhanced game engine might look like, and it shows that even with twice the ray tracing performance of Turing, games are going to be able to tax even Ampere GPUs if they want to. But this is, like the RTX 2080 Ti implicitly was, this generation's ultra-enthusiast Titan card. We'll be looking into this more in our reviews. The Ampere GA100 dwarfs Nvidia's previous GPUs, with 2. Image credit: Nvidia Performance The actual performance of the RTX 30-series cards is only going to be fully realised once we get the silicon in our hands. Image credit: Nvidia "Once the holy grail of computer graphics," says Huang during the RTX announcement, "ray tracing is now the standard, and Ampere is going to bring you joy beyond gaming. A single NVLink in A100 provides 25 GBps in each direction, which is similar to GV100, but with half as many signal pairs per link. If there are key HW differences but they all use the same drivers then you focus on testing the different subsystems but the releases get easier. But with the current state of affairs, it wouldn't be surprising if Nvidia postponed the launch of Ampere. Notably this generation, however, this means the A6000 is in a bit of an odd spot since DisplayPort 1. consumer• But you can expect to see some dropped on the new Ampere GPUs pretty rapidly. Async copy improves memory bandwidth efficiency and reduces register file bandwidth, and can be done in the background while an SM is performing other work. The mix of boosted rasterized gaming performance with high-end ray tracing prowess is going to make the new RTX 30-series a real tough act to follow. Now , for the first time , I might get the reference card. The FP16 with either FP16 or FP32 accumulate, bfloat16 BF16 , and Tensor Float32 TF32 formats used on the new Tensor Core units show performance without the sparse matrix support and the 2X improvement with it turned on. TSMC recently lowered the prices on the 7nm wafers and also mentions the choice is made to spread risk that is yield related. A100 with maximizes the utilization of GPU-accelerated infrastructure. It's another AMD promoted title, but it's a bit old and doesn't push modern hardware quite as hard as other games. Specifically, Nvidia's Ampere architecture for consumer GPUs now has one set of CUDA cores that can handle FP32 and INT instructions, and a second set of CUDA cores that can only do FP32 instructions. For an and , running Control at 1440p and maximum quality without ray tracing delivered performance of 80 fps. Image credit: Nvidia There are also demonstrations of 'full path tracing,' where the hardware is pushed even further. None of the third party cards use the 12-pin power connector, either — not that it really matters, since the required adapter comes with the card. The real question is how far we were able to push clocks. On the other hand, the RTX 3070, which will hit the shelves on October 28, delivers performance on par with the RTX 2080 Ti at less than half the price. Well, maybe laptops, but let's not go there. Early testing by software partners like Blackmagic, Chaos Group and Luxion showcases performance gains that users will experience with these new GPUs. The Volta chip had 84 SMs in total, with 80 of them exposed and four of them duds, which helped Nvidia get better chip yield out of the 12 nanometer processes from foundry partner Taiwan Semiconductor Manufacturing Corp, which were absolutely cutting edge three years ago. Speculations that the RTX 3070 Ti will be built on the GA104-400, and up the ante to 3,072 CUDA cores and have GDDR6X memory support. We're going to dispense with discussions of 1440p performance on the individual games since there's really not much to add. AV1 can provide better quality and compression than H. The theoretical FP32 TFLOPS performance is nearly tripled, but the split in FP32 vs. 8K displays of course remain prohibitively expensive, and if you're sitting on your couch there's little chance you'd actually perceive the difference between 4K and 8K. Combined with 80GB of the fastest GPU memory, researchers can reduce a 10-hour, double-precision simulation to under four hours on A100. I'm a very broad-minded down to earth guy. Like the Boundary benchmark, it includes basically all the ray tracing options, including some we haven't seen before in other games. Unless you're running ray tracing effects at maximum quality, but then you should probably use DLSS in performance mode to upscale to 4K. Curiously, the GDDR6 memory speed remains at 14Gbps, the same as the Turing GPUs, which means it could run into bandwidth bottlenecks in some workloads. MUSIC is my inner expression, and soul. If you've been skeptical of ray tracing in games for the past couple of years, Ampere may finally convince you to take the plunge. Image credit: UL We'll start with the overall average again, where we take the average fps of all fourteen games and graphics tests. professional Successor Ampere is the codename for a GPU microarchitecture developed by as the successor to both the and architectures, officially announced on May 14, 2020. That's means there's 10496KB of L1 cache in the 3090 and 8704KB of L1 in the 3080. It's technically a win in overall efficiency, but in the pursuit of performance, Nvidia had to move further to the right on the voltage and frequency curve. Looking at the keying, we can see that it will not be possible to connect two classic six-pins to it. Third-generation technology enables users to connect two GPUs together to share GPU performance and memory. Stepping down to 4K medium settings, the RTX 3080 maintains its pole position, and the margin of victory was basically unchanged. Besides potentially requiring a power supply upgrade, and the use of a on Nvidia's own models, it means a metric truckload of performance. Remember that bit about EDR we mentioned earlier? Image credit: Nvidia There's more to it than a simple doubling of CUDA cores, however.。 。 。

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