Friday, June 24th 2022

MSI MEG Ai1300P and Ai1000P Power Supplies Leaked, Optimized for GPU Power Spikes

MSI is readying a line of high-end "smart" power supplies under the MEG Ai P-series. Some of the most relevant slides from its launch presentation were leaked to the web. courtesy g01d3nm4ng0. The PSUs feature ATX 3.0 and PCI-Express Gen 5.0 readiness, including native PCI-Express 16-pin 12VHPWR connectors that are capable of delivering 600 W of power. The lineup includes two models—the Ai1300P (1300 W), and Ai1000P (1000 W).

A key aspect of these PSUs' ATX 3.0 specification compliance is their ability to handle power excursions (spikes in load) from GPUs, ranging between 1 to 10 milliseconds in interval. Specifically, these PSUs can handle GPU power excursions that are up to 3x the nameplate load (eg: a GPU with 450 W typical power pulling 1350 W spikes). In some of the older PSUs, excursions are known to trigger the overload protection and shut down the system. The MSI MEG Ai P-series PSUs can handle excursions that are up to 2x the PSU's nameplate capacity (eg: 2600 W for the 1300 W model); and 3x that of the 16-pin connector (i.e. 1800 W). These spikes typically have a extremely narrow interval, and so they don't threaten the integrity of the circuits.
Another interesting feature of the MSI MEG Ai P-series is the ability for the user to monitor the various runtime electrical and thermal parameters of the PSU using the Gamer Intelligence app. The PSU interfaces with software via a USB 2.0 connection (internal header). The app lets you monitor load on the various voltage rails, real-time switching efficiency, fan speed, etc. There's no word on when MSI plans to launch these.
Sources: g01d3nm4ng0 (Twitter), VideoCardz
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28 Comments on MSI MEG Ai1300P and Ai1000P Power Supplies Leaked, Optimized for GPU Power Spikes

#26
ARF
HenrySomeoneIt's already better if you're satisfied with either maxed out 1080p 60-75Hz or casual 1080p 144Hz gaming. Both 3060, 6600Xt and 6600 do that at very reasonable power usage (especially the latter, which would be almost excellent from a technical standpoint if not for the dumb x8 limitation and of course they are still priced way too high). However for the higher resolutions and/or refresh rates, especially 4k (and slowly emerging 8k), it won't get better anytime soon. The processing power required to drive those at high settings and respectable framerates in newer AAA titles will require "gas guzzling" cards for years if not decades to come for sure.
1080p is too low for me already. I prefer 2160p or at least 1440p gaming. Better visuals, better experience.
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#27
HenrySomeone
Yes, I noticed your signature, but in that case you'll have to get used to high power cards ... or low settings...
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#28
80251
ARF1080p is too low for me already. I prefer 2160p or at least 1440p gaming. Better visuals, better experience.
1080p isn't much better than 1600x1200.
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