AI performance in “DaVinci”: NVIDIA can be 100× faster than iGPU

NVIDIA in DaVinci Resolve Studio

From the last article, you already know what tasks are acceleratable by powerful NVIDIA graphics cards in DaVinci Resolve Studio. Now we have a speed comparison for you against simpler, integrated GPUs. Specifically confronting the RTX 4090 and RTX 4060 with the solution that Intel’s latest Raptor Lake Refresh processors have. The difference in favor of GeForce graphics cards is immense.

Tears of Steel test sample

To further illustrate, we tested encoding the Tears of Steel sample at high bitrate and setting the same bitrate (8K 67 Mbps) for all encoders, which means that the videos have very few compression artifacts. It’s hard to find differences in the resulting frames, with both the AV1 and HEVC NVENC encoders giving good results.

Scene 1, AV1 versus HEVC (NVENC) in ICAT
Scene 3, AV1 versus HEVC (NVENC) in ICAT
Scene 4, AV1 versus HEVC (NVENC) in ICAT

You can download the 4K resolution images (lossless PNG) here if you want to look for differences between individual pixels.

Tears of Steel Sc. 1 (AV1@NVENC)
Tears of Steel Sc. 1 (HEVC@NVENC)
Tears of Steel Sc. 1 (HEVC@QuickSync)
Tears of Steel Sc. 2 (AV1@NVENC)
Tears of Steel Sc. 2 (HEVC@NVENC)
Tears of Steel Sc. 2 (HEVC@QuickSync)
Tears of Steel Sc. 3 (AV1@NVENC)
Tears of Steel Sc. 3 (HEVC@NVENC)
Tears of Steel Sc. 3 (HEVC@QuickSync)
Tears of Steel Sc. 4 (AV1@NVENC)
Tears of Steel Sc. 4 (HEVC@NVENC)
Tears of Steel Sc. 4 (HEVC@QuickSync)


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Welcome, Adam! 18 years of experience in graphics card testing

Join us in welcoming Adam Vágner on board HWC today. Of the authors I know, he’s the most experienced with graphics cards. That’s what he’ll be covering. Thus, graphics card testing will be taken over by a tester who’s been doing it for a long time (and intensively). This is the approach we pride ourselves on and will continue to do so. There are plenty of “experts in everything”, but true specialists are slowly disappearing from the map. Read more “Welcome, Adam! 18 years of experience in graphics card testing” »

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“All” graphics cards in in-depth coil whine analysis

The number of graphics cards tested over the recent period has reached a number after which we can pause a bit and specifically focus on the noise level of their coils. The latter has always been recorded in standard measurements, but in large tests with lots of other information, this unique data was getting lost. That is why it will now, within the scope of this article, be limited to these only. So which of the modern graphics cards has the quieter coils? Read more ““All” graphics cards in in-depth coil whine analysis” »

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Gigabyte RX 7900 GRE Gaming OC 16G in test of 30 graphics cards

The most “lightweight” AMD Navi 31 (XL) GPU, the slowest memory subsystem, but also the lowest price. That’s the RX 7900 GRE compared to the RX 7900 XT. This Radeon is also noticeably cheaper compared to the RTX 4070 Super, although the GeForce’s power efficiency is more favorable. The gaming performance of the RX 7900 GRE (RTX 4070S), meanwhile, is comparable. That is, as long as you won’t miss ray-tracing graphics. Read more “Gigabyte RX 7900 GRE Gaming OC 16G in test of 30 graphics cards” »

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