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Hacker News · u/FirstEverTech · Mar 25, 2026

Ask HN: Is DLSS 4 Multi Frame Generation on RTX 4000 a HW or SW Lock?

NVIDIA markets Multi Frame Generation 3x/4x as an RTX 5000 exclusive feature. But is this actually a hardware limitation, or is it software-enforced?I'm curious if anyone has looked into this. Specifically: - Whether Ad…

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r/nvidia · u/Nestledrink · 18h ago

[Megathread] Introducing NVIDIA RTX Spark

NVIDIA RTX Spark reinvents Windows PCs for the era of personal AI agents, offering a new class of computer that moves from tool to teammate. Designed for AI, creating and gaming, RTX Spark brings together 30 years of NVI…

Hacker News · u/Raywob · Mar 18, 2026

My AI didn't misread a receipt – it fabricated one from scratch

I pointed a vision model at a grocery receipt. It returned a store name, item list, and total. None of it was on the paper.This wasn't OCR error. The model didn't confuse a "7" for a "1." It generated a plausible-looking…

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r/LocalLLaMA · u/Signal_Ad657 · 2w ago

M5 vs DGX Spark vs Strix Halo vs RTX 6000

Hey guys, super simple. There have been a lot of online debates about the new M5 Macs vs DGX Sparks vs Strix Halo vs dedicated GPUs etc. So I put them all in a room with good power and cooling and ran everything in paral…

Hacker News · u/GreenGames · Apr 8, 2026

Show HN: OS Megakernel that match M5 Max Tok/w at 2x the Throughput on RTX 3090

Hey there, we fused all 24 layers of Qwen3.5-0.8B (a hybrid DeltaNet + Attention model) into a single CUDA kernel launch and made it open-source for everyone to try it.On an RTX 3090 power-limited to 220W: - 411 tok/s vs…

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