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pennytrader 7.5K Views
May 18, 2026 11:50 PM

Legion Tower 7i Gen 10 (Intel) with RTX™ 5090: Ultra 9 285K, 64GB RAM, 2TB SSD $4161 $4160.69

$4,161

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Deal Details
Lenovo has Lenovo Legion Tower 7i Gen 10 Desktop (90Y80000US) on sale for $4160.69. Shipping is free.

Note: If you don't see the sale price apply eCoupon code GAMEON10 in cart. This was an expired FP deal but it's back in stock.

Processor
Intel® Core™ Ultra 9 285K Processor (E-cores up to 4.60 GHz P-cores up to 5.50 GHz)

Operating System
Windows 11 Pro 64

Graphic Card
NVIDIA® GeForce RTX™ 5090 32GB GDDR7

Memory
64 GB DDR5-5600MT/s (UDIMM)(2 x 32 GB)

Storage
2 TB SSD M.2 2280 PCIe Gen4 Performance TLC

AC Adapter / Power Supply
1200W

WIFI
Wi-Fi 6E 2x2 AX & Bluetooth® 5.3

Keyboard
USB, Calliope, Black - English (US)

Others
Pointing Device
USB Calliope Mouse (Black)

Warranty
1 Year Mail-in

Add-ons
Xbox Game Pass

Cooling System
250W 360mm Liquid Cooling + 1 x Rear + 2 x Top with ARGB Fan

Part Number: 90Y80000US

https://www.lenovo.com/us/vipmemb...90y80000us
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Lenovo has Lenovo Legion Tower 7i Gen 10 Desktop (90Y80000US) on sale for $4160.69. Shipping is free.

Note: If you don't see the sale price apply eCoupon code GAMEON10 in cart. This was an expired FP deal but it's back in stock.

Processor
Intel® Core™ Ultra 9 285K Processor (E-cores up to 4.60 GHz P-cores up to 5.50 GHz)

Operating System
Windows 11 Pro 64

Graphic Card
NVIDIA® GeForce RTX™ 5090 32GB GDDR7

Memory
64 GB DDR5-5600MT/s (UDIMM)(2 x 32 GB)

Storage
2 TB SSD M.2 2280 PCIe Gen4 Performance TLC

AC Adapter / Power Supply
1200W

WIFI
Wi-Fi 6E 2x2 AX & Bluetooth® 5.3

Keyboard
USB, Calliope, Black - English (US)

Others
Pointing Device
USB Calliope Mouse (Black)

Warranty
1 Year Mail-in

Add-ons
Xbox Game Pass

Cooling System
250W 360mm Liquid Cooling + 1 x Rear + 2 x Top with ARGB Fan

Part Number: 90Y80000US

https://www.lenovo.com/us/vipmemb...90y80000us

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Community Reviews

This Legion Tower 7i Gen 10 is a high end RTX 5090 desktop that stands out for its strong CPU, 64GB of memory, and 2TB of storage in a prebuilt package. The extra RAM and roomy internals make it useful for video generation, local inference, VMs, and other heavy multitasking, and the NVMe slot is easy to reach without removing the GPU. Build quality and cable management are praised, and the packaging is described as very secure. The main drawbacks are stock and fulfillment hiccups, delayed delivery updates, and locked down memory settings that can make RAM upgrades unstable or slower. It feels like a capable all in one workstation if you can live with the prebuilt quirks.

  • The Legion configuration can expose NVMe expansion without removing the GPU, which simplifies adding a second drive.

  • The system can support VM-based automation workflows while keeping ComfyUI workloads running, which helps reduce contention.

  • The prebuilt can arrive with strong packaging and clean cable management, which reduces damage risk during transit.

  • The bundle can effectively include 64GB RAM, a 1200W PSU, and 2TB storage for the price of a 5090 GPU.

  • Estimated delivery dates can be revised after checkout, which can postpone the expected arrival window.

  • The deal can show $0 pricing in-cart at times, which can create checkout friction or confusion before purchase.

  • Upgrading RAM in the prebuilt can lower memory speed from 5600 MT/s to 4800 MT/s due to BIOS limitations.

  • A fulfillment issue can occur when an order is lost in shipping and no replacement is provided after the item goes out of stock.

Common Questions (5)

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34 Comments

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May 29, 2026 1:21 AM
30 Comments
Joined Oct 2019
scopus1972May 29, 2026 1:21 AM
30 Comments
Quote from Elon69 View quoted comment :
Added another 64GB, diff brand but same speed MT 5600 but it got lowered to MT 4800. Said I needed to fix the overclocking settings but couldn't find it in the BIOS - disabled or hidden. Nothing under advanced etc that I looked up online.Will fix that another day. Annoying pre-built problems. At least I got 128GB now and system ram clock down by 17% doesn't seem that critical with what I am using it seems yet. Will fix it at some point but it is annoying if you do have this computer and upgraded the RAM and could run into the same problem.
Not that uncommon when using 4 sticks for it to lower speed. Locked down BIOS and Intel Arrow Lake architecture, there's likely no way around it. That's the trade-off with proprietary prebuilts.
May 29, 2026 3:06 AM
150 Comments
Joined Dec 2011
CF01May 29, 2026 3:06 AM
150 Comments
Quote from Elon69 View quoted comment :
Added another 64GB, diff brand but same speed MT 5600 but it got lowered to MT 4800. Said I needed to fix the overclocking settings but couldn't find it in the BIOS - disabled or hidden. Nothing under advanced etc that I looked up online.

Will fix that another day. Annoying pre-built problems.

At least I got 128GB now and system ram clock down by 17% doesn't seem that critical with what I am using it seems yet.

Will fix it at some point but it is annoying if you do have this computer and upgraded the RAM and could run into the same problem.
I tried to add an additional 64gb of xmp ddr5-6400 that I had. Wouldn't boot when added to the stock memory or by itself, so I guess I'll just be running it with the stock 64gb ddr5-5600. I found a specs pdf that I think said it ships with 6400, but comes clocked at 5600. That didn't seem to be the case as when I looked up the modules they were 5600 Samsung ones. There is is no place to adjust memory settings in the bios, unfortunately.
Pro
May 29, 2026 10:08 AM
3.5K Comments
Joined Nov 2010
Elon69
Pro
May 29, 2026 10:08 AM
3.5K Comments
Quote from scopus1972 View quoted comment :
Not that uncommon when using 4 sticks for it to lower speed. Locked down BIOS and Intel Arrow Lake architecture, there's likely no way around it. That's the trade-off with proprietary prebuilts.

DAMN lol that sucks
Pro
May 29, 2026 10:09 AM
3.5K Comments
Joined Nov 2010
Elon69
Pro
May 29, 2026 10:09 AM
3.5K Comments
Quote from CF01 View quoted comment :
I tried to add an additional 64gb of xmp ddr5-6400 that I had. Wouldn't boot when added to the stock memory or by itself, so I guess I'll just be running it with the stock 64gb ddr5-5600. I found a specs pdf that I think said it ships with 6400, but comes clocked at 5600. That didn't seem to be the case as when I looked up the modules they were 5600 Samsung ones. There is is no place to adjust memory settings in the bios, unfortunately.
First it did not book then I put in my ram only at the same place there samsung was


then I put in the samsung in the secondary slots then it booted
\
May 29, 2026 6:15 PM
30 Comments
Joined Oct 2019
scopus1972May 29, 2026 6:15 PM
30 Comments
Quote from Elon69 View quoted comment :
First it did not book then I put in my ram only at the same place there samsung wasthen I put in the samsung in the secondary slots then it booted\
With 128GB ram, even at lower speeds, you've still got a beast of a system - enjoy! I missed out on the deal, so I'm envious 😀.
May 30, 2026 11:38 AM
150 Comments
Joined Dec 2011
CF01May 30, 2026 11:38 AM
150 Comments
Quote from Elon69 View quoted comment :

First it did not book then I put in my ram only at the same place there samsung was


then I put in the samsung in the secondary slots then it booted
\
Thanks for the tip. It booted with both in and the slots switched. Unfortunately it wasn't stable. For some reason it then also was able to boot with just the 6400 sticks in, but they only ran at 4800 and had no way of adjusting.
I'll just move the 6400 back to the system it came from and maybe pick up an r9700 for it if I get good agentic use from models than can run on this lenovo.
Pro
May 30, 2026 11:45 AM
3.5K Comments
Joined Nov 2010
Elon69
Pro
May 30, 2026 11:45 AM
3.5K Comments
Quote from CF01 View quoted comment :
Thanks for the tip. It booted with both in and the slots switched. Unfortunately it wasn't stable. For some reason it then also was able to boot with just the 6400 sticks in, but they only ran at 4800 and had no way of adjusting.
I'll just move the 6400 back to the system it came from and maybe pick up an r9700 for it if I get good agentic use from models than can run on this lenovo.
I am still at 4800, can't seem to fix it but I do enjoy the ram.

my comfyui was taking up 30GB VRAM and 64GB system ram.

the extra ram now allows me to run

Linux VM (so I can have better control and automation using scripts)
I also just moved Hermes agent inside of this VM. I can give it 8GB and use the gui browser when I need it also.


The hermes agent is not accessing the 5090 local GPU for inference though, I still have online subs and I rather keep inferences going there. I found local inference on 5090 too slow and concurrent use sucks. ie: you can't expect running coding and agents against the same 5090 and not feel extreme slowness immediately. I need to find a better way to route my requests, I had a post somewhere about have to manage LLM use vs. image/video generation use because if they compete for the same GPU, the machine is very very very very slow.

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May 30, 2026 12:45 PM
150 Comments
Joined Dec 2011
CF01May 30, 2026 12:45 PM
150 Comments
Quote from Elon69 View quoted comment :

I am still at 4800, can't seem to fix it but I do enjoy the ram.

my comfyui was taking up 30GB VRAM and 64GB system ram.

the extra ram now allows me to run

Linux VM (so I can have better control and automation using scripts)
I also just moved Hermes agent inside of this VM. I can give it 8GB and use the gui browser when I need it also.


The hermes agent is not accessing the 5090 local GPU for inference though, I still have online subs and I rather keep inferences going there. I found local inference on 5090 too slow and concurrent use sucks. ie: you can't expect running coding and agents against the same 5090 and not feel extreme slowness immediately. I need to find a better way to route my requests, I had a post somewhere about have to manage LLM use vs. image/video generation use because if they compete for the same GPU, the machine is very very very very slow.
My initial thought was to keep the lenovo as an inference machine and run hermes and open webui on an old, but still pretty decent laptop. My main computer is a different laptop. I'll use tailscale to connect everything and maybe use rustdesk to get at the inference machine for switching between llm, image/video generation or if I want to use the computer as a cpu 3D rendering node.
Pro
May 30, 2026 2:10 PM
3.5K Comments
Joined Nov 2010
Elon69
Pro
May 30, 2026 2:10 PM
3.5K Comments
Quote from CF01 View quoted comment :
My initial thought was to keep the lenovo as an inference machine and run hermes and open webui on an old, but still pretty decent laptop. My main computer is a different laptop. I'll use tailscale to connect everything and maybe use rustdesk to get at the inference machine for switching between llm, image/video generation or if I want to use the computer as a cpu 3D rendering node.
let me dig up that post that may be helpful to you.

I moved hermes and etc to the Legion because the CPU is not doing much most of the time and I gave it 128GB RAM so it will not interfere on system ram even if I. am doing video. an old laptop was running hermes before. less machines to have to talk for it all to work.


https://slickdeals.net/f/19496511-lenovo-legion-pro-7i-16-2-5k-240hz-oled-intel-ultra-9-275hx-rtx-5090-32gb-ddr5-1tb-ssd-2999?p=184089384#post184089384

I consolidated a few things into this 5090 because of the extra RAM and CPU cycles.

I also installed coding agent on the VM on this 5090 so I can edit and run code here and not have have my laptop open. I change my setup often depending on what feels easier. I did just install WSL Linux if I really need some Linux apps to have direct access to the CUDA cores. Again, could be a pain in the ass to coordinate requests to avoid race condition on the GPU workloads but something you have to figure out.

I worked on this request routing/prioritization based on my workflow. I do have multiple 5090's and I do split video and certain LLM requests to other machines. I just want to tweak a single machine setup first so I can keep 1 machine really humming all the time.


The watchdog script will eventually have some remote control where I can just remotely toggle what I want a machine to do and the client slide all have fail-over setup and they will just auto connect to the available LLM or ComfyUI end points.

yes, all configured with tailscale because I take my Main laptop everywhere and I wanna have access to everything no matter where I am and it works pretty damn sweet right now. I also code from my phone at times and can update certain apps which I do constantly.

I still have GLM and Minimax online sub - my hermes is on them and so is coding --- you will fine Hermes excruciatingly slow -- try it and see when you want to do anything else on the GPU, you will hate it Smilie.

Because any large amount of LLM. work will bottleneck everything up also. (currency issues and some think time is just ridiculous still). Coding is too painfully slow compared to online sub so I have not made a real switch to local, slow speed is too annoying for me.


oh LLM requests, my code will try local for certain tasks and if multiple local machines are not available, (cuz I kill LM studio if video request is active) then I call free Groq for LLM as last resort. I could just configure it to go to GLM or Minimax but just never bothered to change my LLM retry config.



Some of these numbers on ROI for all this silliness.

Total cost: 23 hours of video footage generated (ai slop for sure) = 82,800 seconds ÷ 5 = 16,560 units × $0.26 per clip= $4,305.60. It's around $0.26 for each 5 seconds videos. some models cheaper but 0.26 is fine. Some are even $0.5 I was using online services and about $200 in, I realized I should just buy 5090 and pray the speed or generation and the sheer amount will be more cost effective for me. Fun to just tell people I have a few 5090's at home.

Apparently I've already AI slopped $4300 worth of online video API calls! That's one 5090 desktop already.

I think i made the right call to just buy 5090 since I anticipate ton of AI slop during my trail and error to learn things. Could be more careful in coding but sometimes I just let it rip and review a lot later and just keep playing with the code/settings/prompts/workflow. Fire off a few things during the day, do my work and review outcome afterwards. I also code from my phone since I created coding vm on the 5090 so it's always on and I don't always need to claude code it from my laptop.


I just love that I can learn things constantly as I can talk to claude all day to figure stuff out.

long post again but I love to hear what you are trying to do so I can learn new stuff too!!!
Last edited by Elon69 May 30, 2026 at 07:34 AM.
Original Poster
May 30, 2026 3:30 PM
184 Comments
Joined Feb 2011
pennytrader
Original Poster
May 30, 2026 3:30 PM
184 Comments
I bought omen max with 5090 mainly for the video generation. It came with 64GB RAM. Seems to be not enough?
Pro
May 30, 2026 3:33 PM
3.5K Comments
Joined Nov 2010
Elon69
Pro
May 30, 2026 3:33 PM
3.5K Comments
Quote from pennytrader View quoted comment :
I bought omen max with 5090 mainly for the video generation. It came with 64GB RAM. Seems to be not enough?
It's enough, it ran at 32GB RAM for me. It does seems to be a bit faster on 64GB. Does not improve when I went to 128GB system ram. It was close but never really pegged at 64GB system while GPU was full up on 32G VRAM usage.

I upgraded to 128GB system because My CPU was doing nothing so I added ram so I can run apps that are CPU bound to make more use of the machine and now I have a very very fast VM running coding (LLM is the slowest part) and agents. and I can run a lot more CPU tasks when I get a chance to add more.

For $700 more, I get to use 24 CPUS on this Legion so I upgraded to 128GB ram for $700 Seemed like a good trade at the time.

I couldn't run VM without the extra RAM, it was competing with the video generation (idk, maybe it was the embedding model ,vae ertc, some of those models get swapped in and out in Comfyui so you def want min 32 system ram and 64gb appeared to be the sweet spot but then you're wasting the available CPU cycles.


I may actually run another LLM inferencer for small models and LOCK it to CPU only and get decent enough token generations. I can do less LLM vs. ComfyUI requests routings then is my thinking.

optimize optimize optimize.

BTW, if you are running LTX, there are workflows that uses q4 gguf that can run as low with 8GB VRAM but it was pretty slow and a loot more nodes to configure. It was buggy for me so I killed it. Now I just let it rip and consume the RAM it wants on the default workflows and not try the low vram workflows. WAN2GP supposed to be easier and more efficient but I haven't made a real switch to it yet.
Last edited by Elon69 May 30, 2026 at 08:40 AM.
Original Poster
May 30, 2026 4:04 PM
184 Comments
Joined Feb 2011
pennytrader
Original Poster
May 30, 2026 4:04 PM
184 Comments
Good thinking. Probably should have gone with 128GB as well given the CPU is 9950X3D. In any case, for running local llm, I was thinking about buying video card with much larger VRAM or Mac Studio. For coding development, I have a m5 MacBook Pro, should be poweful enough
Pro
May 30, 2026 7:12 PM
3.5K Comments
Joined Nov 2010
Elon69
Pro
May 30, 2026 7:12 PM
3.5K Comments
Quote from pennytrader View quoted comment :
Good thinking. Probably should have gone with 128GB as well given the CPU is 9950X3D. In any case, for running local llm, I was thinking about buying video card with much larger VRAM or Mac Studio. For coding development, I have a m5 MacBook Pro,
should be poweful enough
I've been all over the place with this myself and debating more changes lol!

I will always use Mac as primary.

I got the Omen first (it has less CPU) but I was going after the GPU anway and now I have to sell it or buy more ram cuz it only has the AMD 8 core cpu (~9700?) and 32GB system ram.

Now I got the Legion, the CPU is faster (not as fast as M5) but got 128GB and can always run so I started to shift some development right on the Legion so it is always on and I can mobile connect to my claude session for cheap.


I thought I would use 128GB Macbook with local coding LLM but it is just way too slow and ineffective. Now I have a very nice MBP M5 Max 128GB that I run maybe 35B moes but random stuff but NOT as a coding LLM server. I did started to run some VMs because it's very fast. (I don't really do dockers but I got a few images running). VMs will use up my CPUs a lot more than I can and GPUs are not used as much as I thought I would.


$100 year MiniMax token plan will smoke any coding llm I run on the Mac, speed, smart, and # of prompts you can throw at it. (I have this plan on top of my Pro GLM plan -- before the price hike).



I tried to use it as my prompting engine a quick comparison with my 5090, generating a long series of video prompts for some reason took 40 minutes on M5 Max (lol! - a lot of think time) but 5090 did it in 6 minutes. I gave up trying to do anything fast + meaningful LLM on the Mac if one of the 5090 is available.


Mac is too smart sometimes, I tether often and a first few times I was excited an hooked up a lot of jobs to the M5 for LLM use, the machine churned thru the full 10% in about 60-90 minutes because the LLM was running so and hot LOL!!! The machine was running even though it was unplugged and closed in my backpack!!! The macbook bottom was hot af.

Now I don't have anything wired against the M5 unless it's like 4th choice. LOL


Just beware if you are using any online subscription LLM today and then you go to a single Mac (512GB even as it does not matter), you will HATE the speed and slowness you get. abd there is no more 2nd session, no sub-agent capabilties cuz you will be stuck in a single file for your Mac to respond.


5090 running the best Qwen 27B coder is slow. I forgot the exact but the ram requirement for 27B dense is much higher than 35B moe. M5 Max was 30 tgs best case on my. If use oMLX or dlash or mtp, still not gonna be fast enough and unable to parallel process requests. I think some people got m5 max to go 40 tgs 27B. There were a lot of benchmarks but I tried it and it was still not good enough. 600 GB/s is just too slow when 5090 is 1700+GB/s (but less VRAM made it not that good with 27B.

35B is faster and less ram hungry but it's not as smart. 5090 was 200+ tg/s while M5 max was 100 tgs/s. You can get more if you squeeze dflash/mtp but you can't fix parallelism problem.

Hermes / claw are pigs on context so it will burn your GPU cycles like crazy if they start spamming requests, you will see your inference engine queuing up requests and can't even processing prompts fast enough.


If people code full time on local LLMs, they must really have secrets , have super patience, or have no idea how fast online LLMs are cuz I simply can't stand the slowness.

I need to draw a diagram of my setup but I keep changing so I just forced myself to try to consolidate what I think should be on the Legion since that's the fastest "overall server" now and see how much I can squeeze out of one machine and go from there.

I am in the process of installing Ollama on Legion with CPU-only inferencing so I can use up more system ram and cpu without taking any GPU. I think the CPU is fast enough to get like 20-30 tgs on 8B models but I need to double check. This frees up a lot of ram on 5090 and 8B will run a lot faster as a secondary meta prompter if the 5090 GPU is queued up for ComfyUI. Lots of weird logic I have so far with all these machinary.
Last edited by Elon69 May 30, 2026 at 12:31 PM.
Original Poster
Jun 1, 2026 7:16 AM
184 Comments
Joined Feb 2011
pennytrader
Original Poster
Jun 1, 2026 7:16 AM
184 Comments
Yes, I'll also use 5090 as my main driver for video/image generation (I heard larger VRAM is better with WAN/LTX) but 32GB VRAM is probably the place I can get for a reasonable price. For coding/llm, I guess I'll keep using apis.

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Jun 1, 2026 1:54 PM
16 Comments
Joined Mar 2025
HayratliJun 1, 2026 1:54 PM
16 Comments
My order lost while shipping. They dont send me replacement. Its out of stock. Very bad experience

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