Wednesday, February 19th 2025

Unleash the Full Power of Lenovo Legion Pro 9i with Eurocom's 780W AC Adapter

The Lenovo Legion Pro 9i is a powerhouse gaming and professional workstation laptop built for extreme performance, featuring cutting-edge hardware designed to tackle the most demanding games and professional workloads. However, power limitations can restrict its full potential. Many high-performance laptops, including the Legion Pro 9i, ship with limited 330 W AC adapter that doesn't provide sufficient sustained wattage, leading to throttling, performance drops, and even battery drain under heavy loads.

The Legion Pro 9i is equipped with the 14th Generation Intel Core i9-14900HX Processor, featuring 24 cores (8P + 16E), 32 threads, a 36 MB cache, and clock speeds reaching up to 5.80 GHz (P-Core Max) and 4.10 GHz (E-Core Max) with Turbo Boost. The CPU has a maximum turbo power draw of 157 W. This powerhouse CPU pairs with two high-end NVIDIA GeForce RTX GPU options:
  • RTX 4090 Laptop GPU (16 GB GDDR6, 175 W TGP)
  • RTX 4080 Laptop GPU (12 GB GDDR6, 150 W TGP + 25 W Boost)
While these components deliver exceptional performance, the included 330 W AC adapter may not always supply enough power for the CPU and GPU to sustain their peak turbo speeds simultaneously. Under intense loads such as heavy-duty gaming, CAD/CAM/CAE rendering, or computer simulations, power fluctuations can cause performance dips, increased heat output, and even battery drain when plugged in. The standard 330 W adapter tends to overheat, resulting in loss of laptop performance and potential application crashes.
Eurocom's 780 W AC Adapter: A Game-Changer Eurocom's 780 W AC Adapter eliminates these power bottlenecks, delivering a stable and ample power supply to the Legion Pro 9i. Key benefits include:
  • Unrestricted CPU & GPU Performance: The 780 W adapter ensures the i9-14900HX and RTX 4090 maintain their maximum clock speeds for extended periods, reducing throttling and optimizing FPS and rendering speeds.
  • Stable Power Delivery: Designed for high-performance gaming and professional workstation laptops, Eurocom's adapter provides consistent voltage and wattage, preventing system instability and improving reliability during long gaming or professional workloads.
  • Enhanced Productivity for Professionals: Content creators using Blender, Premiere Pro, and DaVinci Resolve will benefit from improved rendering times and smoother workflows due to uninterrupted power. Engineers and designers working with CAD/CAM/CAE applications will experience faster processing times and seamless multitasking.
  • Plug-and-Play Compatibility: The adapter seamlessly integrates with the Legion Pro 9i, making it a simple yet highly effective upgrade for users who demand the highest performance.
"This is the best option to replace aging AC Adapters and move to a single more powerful one. There is really nothing like this on the market. One AC Adapter can be used for all of your computing needs."—Mark Bialic, Eurocom President.

Technical Specifications of Eurocom 780 W AC Adapter
  • Maximum Power Output: 780 W
  • Input Voltage: 100-240 V, 50-60 Hz
  • Output Voltage: 19.5 V
  • Current Output: 40 A
  • Efficiency Rating: 95% high-efficiency design
  • Connector Size: Multiple DC cable options available
  • Weight: 2.95 lbs (1.34 kg)
  • Dimensions: 12.8 x 4.3 x 1.5 in (325 x 110 x 40 mm)
  • Safety Certifications: CE, FCC, RoHS compliant
  • Cooling System: Advanced heat dissipation technology for low operating temperatures
Compatible DC Cables Available Eurocom offers a wide range of DC cables for maximum compatibility with different high-performance laptops:
  • Lenovo Legion Pro 9i (2024)
  • Alienware X17/X16/X15
  • MSI Titan GT Series
  • ASUS ROG Strix SCAR
  • Clevo X170, X270 series
  • Other high-performance workstation and gaming laptops
Add your own comment

10 Comments on Unleash the Full Power of Lenovo Legion Pro 9i with Eurocom's 780W AC Adapter

#1
_roman_
So is the device build quality and firmware able to really benefit from that?

The difference from the stock 330 Watt to the up to 780 Watt replacement PSU sound huge.

I think my ASUS gaming notebook had around 8.33 Amps and not 40 Amps at the usual 19.5 V DC power brick.
While these components deliver exceptional performance, the included 330 W AC adapter may not always supply enough power for the CPU and GPU to sustain their peak turbo speeds simultaneously.

Eurocom's 780 W AC Adapter: A Game-Changer Eurocom's 780 W AC Adapter eliminates these power bottlenecks, delivering a stable and ample power supply to the Legion Pro 9i.
Posted on Reply
#2
kondamin
Lol 1.3kg powerbrick for a laptop.
Posted on Reply
#3
bigstu_
Show your evidence that the Legion Pro 9i is capable of accepting 40 amps without melting into a smoking heap. Until then you are more sus than Asus.
Posted on Reply
#4
FreedomEclipse
~Technological Technocrat~
kondaminLol 1.3kg powerbrick for a laptop.
Accccccckkkkktulleeeeeeeeeeeeeeee. Its a Desktop Replacement.
Posted on Reply
#5
R0H1T
bigstu_Show your evidence that the Legion Pro 9i is capable of accepting 40 amps without melting into a smoking heap. Until then you are more sus than Asus.
You know this is why we can't have good things :slap:

So what if your life flashes before your eyes, don't you want it rendered 4x in fake frames :toast:
Posted on Reply
#6
Caring1
I can't wait to see what they come up with for the 5090M GPUs
Posted on Reply
#7
euricog
780W to feed a laptop? Were the laptop users feeling left out because their devices weren't able to start house fires?
Posted on Reply
#8
Veseleil
Hey people, you see those 2 (small diameter, thick) fans right there?
This PSU is (probably IMO) overkill because you don't want to listen those at their full speed.
Posted on Reply
#9
bonehead123
HAHAHAHAHAHAHAHA.....

$468 for a power brick & cable....MINIMUM...

Might as well just fire up your warp reactor :D

p/A/s/S
Posted on Reply
#10
TheinsanegamerN
Im not going to wring my hands nor clutch my pearls over power use, I'm just saying if you need 780 watts in a laptop, maybe its time to consider a desktop for your work?
Posted on Reply
Feb 21st, 2025 05:15 EST change timezone

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