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PC World Latest NewsOct 14, 2025
I tested Nvidia's DLSS 4 on a laptop. It's great! But it isn't magic

But as some reviewers have noted, the boosts from DLSS aren't always as impressive in real life as they are in marketing materials. And it's often less powerful systems—like gaming laptops—that see the most modest benefits. So, I decided to test it out myself.

Here are my Nvidia DLSS 4 results on a gaming laptop. Keep reading for the exact laptop I used and the various gains (or lack thereof) I saw in a handful of different high-profile games.

The laptop I used for these tests When Nvidia boasted about the awe-inspiring eight-fold improvement in Cyberpunk 2077 performance, those tests were done under ideal conditions. According to the fine print, it was achieved on a PC with an RTX 5090 at 4K resolutions with all the graphical bells and whistles turned on, and in DLSS performance mode.

But that's far from your typical gaming PC. Most modern gaming PCs are budget laptops—like the Lenovo LO


ComputerWorldMar 01, 2024
Elon Musk sues OpenAI alleging breach of founding agreement
Elon Musk, one of OpenAI's founding board members and investors, has filed a lawsuit against the company and its CEO Sam Altman, alleging that the now Microsoft-financed creator of ChatGPT has breached its founding mission.

"This case is filed to compel OpenAI to adhere to the founding agreement and return to its mission to develop artificial general intelligence (AGI) for the benefit of humanity, not to personally benefit the individual defendants and the largest technology company in the world," the lawyers wrote as part of the suit.

The lawsuit, filed in the Superior Court of California in the County of San Francisco, alleges that OpenAI and its cofounders Sam Altman and Gregory Brockman breached the company's founding agreement in 2023 by keeping GPT-4's internal engine secret.

To read this article in full, please click here


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